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  • channel factory null on debug?

    - by Garrith
    When I try to invoke a GetData contract using wcf rest in wcf test client mode I get this message: The Address property on ChannelFactory.Endpoint was null. The ChannelFactory's Endpoint must have a valid Address specified. at System.ServiceModel.ChannelFactory.CreateEndpointAddress(ServiceEndpoint endpoint) at System.ServiceModel.ChannelFactory`1.CreateChannel() at System.ServiceModel.ClientBase`1.CreateChannel() at System.ServiceModel.ClientBase`1.CreateChannelInternal() at System.ServiceModel.ClientBase`1.get_Channel() at Service1Client.GetData(String value) This is the config file for the host: <system.serviceModel> <services> <service name="WcfService1.Service1" behaviorConfiguration="WcfService1.Service1Behavior"> <!-- Service Endpoints --> <endpoint address="http://localhost:26535/Service1.svc" binding="webHttpBinding" contract="WcfService1.IService1" behaviorConfiguration="webHttp" > <!-- Upon deployment, the following identity element should be removed or replaced to reflect the identity under which the deployed service runs. If removed, WCF will infer an appropriate identity automatically. --> <identity> <dns value="localhost"/> </identity> </endpoint> <endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange"/> </service> </services> <behaviors> <serviceBehaviors> <behavior name="WcfService1.Service1Behavior"> <!-- To avoid disclosing metadata information, set the value below to false and remove the metadata endpoint above before deployment --> <serviceMetadata httpGetEnabled="true"/> <!-- To receive exception details in faults for debugging purposes, set the value below to true. Set to false before deployment to avoid disclosing exception information --> <serviceDebug includeExceptionDetailInFaults="false"/> </behavior> </serviceBehaviors> <endpointBehaviors> <behavior name="webHttp"> <webHttp/> </behavior> </endpointBehaviors> </behaviors> </system.serviceModel> </configuration> Code: [ServiceContract(Namespace = "")] public interface IService1 { //[WebInvoke(Method = "POST", UriTemplate = "Data?value={value}")] [OperationContract] [WebGet(UriTemplate = "/{value}")] string GetData(string value); [OperationContract] CompositeType GetDataUsingDataContract(CompositeType composite); // TODO: Add your service operations here } public class Service1 : IService1 { public string GetData(string value) { return string.Format("You entered: {0}", value); }

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  • GWTAI applet integration in GWT problem

    - by andy
    Hi everybody. I'm working with gwtai to integrate a java applet into my gwt - project. Basic communication from my main application to the applet (such as invoking simple methods that return int or boolean values) works. But the main reason why I need to integrate this applet is, that I need it to connect to another server and receive a answer and pass it to my gwt-application. So there's one basic method in the applet: public String SendAndReceive(String host, int sendPort, int receivePort, String query) that connects to the server, receives an answer and returns this answer as a string. When I now try to invoke this method like this: applet.SendAndReceive("0.0.0.0", 9099, 2000, "show streams;"); I constantly run into following error (full error message at the end): com.google.gwt.core.client.JavaScriptException: (String): Error calling method on NPObject! [plugin exception: java.security.AccessControlException: access denied (java.util.PropertyPermission * read,write)] I couldn't find a solution (for gwtai is a quite uncommon topic), what I found out (and what the Exception let's one assume) is, that there's a security problem - maybe because I'm connecting to another server. I also read something about browser's Single Origin Policy, what would point in the same direction...up to now I have never worked with java applets. So if someone has a solution or a hint I would be very thankful. If more code is helpful I can give. Thanks, Andy the full error message: 21:03:49.864 [ERROR] [follovizergwt] Unable to load module entry point class follovizer.gwt.client.FolloVizerGWT (see associated exception for details) com.google.gwt.core.client.JavaScriptException: (String): Error calling method on NPObject! [plugin exception: java.security.AccessControlException: access denied (java.util.PropertyPermission * read,write)]. at com.google.gwt.dev.shell.BrowserChannelServer.invokeJavascript(BrowserChannelServer.java:195) at com.google.gwt.dev.shell.ModuleSpaceOOPHM.doInvoke(ModuleSpaceOOPHM.java:120) at com.google.gwt.dev.shell.ModuleSpace.invokeNative(ModuleSpace.java:507) at com.google.gwt.dev.shell.ModuleSpace.invokeNativeObject(ModuleSpace.java:264) at com.google.gwt.dev.shell.JavaScriptHost.invokeNativeObject(JavaScriptHost.java:91) at follovizer.gwt.client.AnduINAppletImpl.SendAndReceive(AnduINAppletImpl.java) at follovizer.gwt.client.FolloVizerGWT.createLayout(FolloVizerGWT.java:92) at follovizer.gwt.client.FolloVizerGWT.onModuleLoad(FolloVizerGWT.java:40) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.google.gwt.dev.shell.ModuleSpace.onLoad(ModuleSpace.java:369) at com.google.gwt.dev.shell.OophmSessionHandler.loadModule(OophmSessionHandler.java:185) at com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:380) at com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:222) at java.lang.Thread.run(Thread.java:619)

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  • Java RMI (Server: TCP Connection Idle/Client: Unmarshalexception (EOFException))

    - by Perry Dahl Christensen
    I'm trying to implement Sun Tutorials RMI application that calculates Pi. I'm having some serious problems and I cant find the solution eventhough I've been searching the entire web and several javaskilled people. I'm hoping you can put an end to my frustrations. The crazy thing is that I can run the application from the cmd on my desktop computer. Trying the exact same thing with the exact same code in the exact same directories on my laptop produces the following errors. The problem occures when I try to connect the client to the server. I don't believe that the error is due to my policyfile as I can run it on the desktop. It must be elsewhere. Have anyone tried the same and can you give me a hint as to where my problem is, please? POLICYFILE SERVER: grant { permission java.security.AllPermissions; permission java.net.SocketPermission"*", "connect, resolve"; }; POLICYFILE CLIENT: grant { permission java.security.AllPermissions; permission java.net.SocketPermission"*", "connect, resolve"; }; SERVERSIDE ERRORS: Microsoft Windows XP [Version 5.1.2600] (C) Copyright 1985-2001 Microsoft Corp. C:\Documents and Settings\STUDENTcd\ C:start rmiregistry C:java -cp c:\java;c:\java\compute.jar -Djava.rmi.server.codebase=file:/c:/jav a/compute.jar -Djava.rmi.server.hostname=localhost -Djava.security.policy=c:/jav a/servertest.policy engine.ComputeEngine ComputeEngine bound Exception in thread "RMI TCP Connection(idle)" java.security.AccessControlExcept ion: access denied (java.net.SocketPermission 127.0.0.1:1440 accept,resolve) at java.security.AccessControlContext.checkPermission(Unknown Source) at java.security.AccessController.checkPermission(Unknown Source) at java.lang.SecurityManager.checkPermission(Unknown Source) at java.lang.SecurityManager.checkAccept(Unknown Source) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.checkAcceptPermi ssion(Unknown Source) at sun.rmi.transport.tcp.TCPTransport.checkAcceptPermission(Unknown Sour ce) at sun.rmi.transport.Transport$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at sun.rmi.transport.Transport.serviceCall(Unknown Source) at sun.rmi.transport.tcp.TCPTransport.handleMessages(Unknown Source) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(Unknown Sou rce) at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(Unknown Sour ce) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source ) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) CLIENTSIDE ERRORS: Microsoft Windows XP [Version 5.1.2600] (C) Copyright 1985-2001 Microsoft Corp. C:\Documents and Settings\STUDENTcd\ C:java -cp c:\java;c:\java\compute.jar -Djava.rmi.server.codebase=file:\C:\jav a\files\ -Djava.security.policy=c:/java/clienttest.policy client.ComputePi local host 45 ComputePi exception: java.rmi.UnmarshalException: Error unmarshaling return header; nested exception is: java.io.EOFException at sun.rmi.transport.StreamRemoteCall.executeCall(Unknown Source) at sun.rmi.server.UnicastRef.invoke(Unknown Source) at java.rmi.server.RemoteObjectInvocationHandler.invokeRemoteMethod(Unkn own Source) at java.rmi.server.RemoteObjectInvocationHandler.invoke(Unknown Source) at $Proxy0.executeTask(Unknown Source) at client.ComputePi.main(ComputePi.java:18) Caused by: java.io.EOFException at java.io.DataInputStream.readByte(Unknown Source) ... 6 more C: Thanks in advance Perry

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  • Sharing cookies/session from WebView to HttpClient doesn't work

    - by Toni Kanoni
    I know this question has been asked a hundred times, and I've read and tried for 2 hours now, but I can't find my error :-( I am trying to create a simple webbrowser and therefore have a webview, where I login on a site and get access to a picture area. With help of a DefaultHttpClient, I want to make it possible to download pictures in the secured area. Therefore I am trying to share the cookies from the webview and pass them on to the HttpClient, so that it is authenticated and able to download. But whatever I try and do, I always get a 403 response back... Basically the steps are the following: 1) Enter URL, webview loads website 2) Enter login details in a form 3) Navigate to picture and long hold for context menu 4) Retrieve the image URL and pass it on to AsynTask for downloading Here's the code of the AsyncTask with the Cookie stuff: protected String doInBackground(String... params) { //params[0] is the URL of the image try { CookieManager cookieManager = CookieManager.getInstance(); String c = cookieManager.getCookie(new URL(params[0]).getHost()); BasicCookieStore cookieStore = new BasicCookieStore(); BasicHttpContext localContext = new BasicHttpContext(); localContext.setAttribute(ClientContext.COOKIE_STORE, cookieStore); String[] cookieParts = null; String cookies[] = null; cookies = c.split(";"); for(int i=0;i<cookies.length;i++) { cookieParts = cookies[i].split("="); BasicClientCookie sessionCookie = new BasicClientCookie(cookieParts[0].trim(), cookieParts[1].trim()); sessionCookie.setDomain(new URL(params[0]).getHost()); cookieStore.addCookie(sessionCookie); } DefaultHttpClient httpClient = new DefaultHttpClient(); httpClient.setCookieStore(cookieStore); HttpGet pageGet = new HttpGet(new URL(params[0]).toURI()); HttpResponse response = httpClient.execute(pageGet, localContext); if(response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) -- NEVER Happens, always get 403 .) One of the problems is that the webview saves some cookies for the host *www.*example.com, but the image-URL to download (params[0]) is *static.*example.com. The line cookieManager.getCookie(new URL(params[0]).getHost()); returns null, because there is no cookie for static.example.com, but only for www.example.com. .) When I manually say cookieManager.getCookie("www.example.com"); I get some cookies back, which I add to the HttpClient cookie store: There are 5 cookies added - testcookie = 0 - PHPSESSID = 320947238someGibberishSessionId - email = [email protected] - pass = 32423te32someEncodedPassGibberish - user = 345542 So although these cookies, a session ID and other stuff, get added to the HttpClient, it never get's through to download an image. Im totally lost... though I guess that it either has something to do with the cookies domains, or that Im still missing other cookies. But from where the heck should I know which cookies exist in the webview, when I have to specify a specific URL to get a cookie back?? :-( Any advice?

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  • ASP.NET Web Service Throws 401 (unauthorized) Error

    - by user268611
    Hi Experts, I have this .NET application to be run in an intranet environment. It is configured so that it requires Windows Authentication before you can access the website (Anonymous access is disabled). This website calls a web service (enable anonymous access) and the web service calls the DB. We do have a token-based authentication between the web application and the web service to secure the communication between them. The issue I'm facing is that when I deploy this to production, I'm having an intermittent issue whereby the communication between the web application and the web service failed. The 401 issue was thrown. This is actually working fine in our QA environment. Is this an issue with Active Directory? Or could it be an isssue with FQDN as mentioned here: http://support.microsoft.com/default.aspx?scid=kb;en-us;896861? The weirdest thing is that this is happening intermittently when tested in both on the server itself and a remote workstation in my client's environment. But, this is working perfectly in my environment. OS: Windows Server SP1 IIS 6 .NET 3.5 Framework Any idea about the 401 (Unauthorized) issue?? Thx for the help... This is from the log... Event code: 3005 Event message: An unhandled exception has occurred. Event time: 4/5/2010 10:44:57 AM Event time (UTC): 4/5/2010 2:44:57 AM Event ID: 6c8ea2607b8d4e29a7f0b1c392b1cb21 Event sequence: 155112 Event occurrence: 2 Event detail code: 0 Application information: Application domain: xxx Trust level: Full Application Virtual Path: xxx Application Path: xxx Machine name: xxx Process information: Process ID: 4424 Process name: w3wp.exe Account name: NT AUTHORITY\NETWORK SERVICE Exception information: Exception type: WebException Exception message: The request failed with HTTP status 401: Unauthorized. Request information: Request URL: http://[ip]/[app_path] Request path: xxx User host address: [ip] User: xxx Is authenticated: True Authentication Type: Negotiate Thread account name: xxx Thread information: Thread ID: 6 Thread account name: xxx Is impersonating: False Stack trace: at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall) at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters) at wsVulnerabilityAdvisory.Service.test() at test.Page_Load(Object sender, EventArgs e) at System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) at System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) at System.Web.UI.Control.OnLoad(EventArgs e) at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

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  • How to use c++0x thread in Android NDK?

    - by m-ric
    I am trying to compile this simple program with android-ndk-r8b: jni/hello_jni.cpp #include <iostream> #include <thread> void hello() { std::cout << "Hi i'm a thread!!!" << std::endl; } int main() { std::thread th(hello); th.join(); return 0; } jni/Application.mk APP_OPTIM := release APP_MODULES := hello_thread APP_STL := gnustl_static jni/Android.mk LOCAL_PATH := $(call my-dir) include $(CLEAR_VARS) LOCAL_CPPFLAGS += -std=c++0x -frtti LOCAL_MODULE := hello_thread LOCAL_LDLIBS := -L$(SYSROOT)/usr/lib -pthread LOCAL_SRC_FILES := hello_thread.cpp include $(BUILD_EXECUTABLE) ndk-build returns me an error arguin that 'thread' is not a member of 'std'. I issued ndk-build -n to get the compilation command and issued it alone in my shell: /home/evigier/android-ndk-r8b/toolchains/arm-linux-androideabi-4.6/prebuilt/linux-x86/bin/arm-linux-androideabi-g++ -MMD -MP -MF /home/evigier/eclipse_workspace/hello_thread/obj/local/armeabi/objs/hello_thread/hello_thread.o.d -fpic -ffunction-sections -funwind-tables -fstack-protector -D__ARM_ARCH_5__ -D__ARM_ARCH_5T__ -D__ARM_ARCH_5E__ -D__ARM_ARCH_5TE__ -march=armv5te -mtune=xscale -msoft-float -fno-exceptions -fno-rtti -mthumb -Os -fomit-frame-pointer -fno-strict-aliasing -finline-limit=64 -I/home/evigier/android-ndk-r8b/sources/cxx-stl/gnu-libstdc++/4.6/include -I/home/evigier/android-ndk-r8b/sources/cxx-stl/gnu-libstdc++/4.6/libs/armeabi/include -I/home/evigier/eclipse_workspace/hello_thread/jni -DANDROID -Wa,--noexecstack -std=c++0x -frtti -O2 -DNDEBUG -g -I/home/evigier/android-ndk-r8b/platforms/android-14/arch-arm/usr/include -c /home/evigier/eclipse_workspace/hello_thread/jni/hello_thread.cpp -o /home/evigier/eclipse_workspace/hello_thread/obj/local/armeabi/objs/hello_thread/hello_thread.o Compile++ thumb : hello_thread <= hello_thread.cpp In file included from /home/evigier/android-ndk-r8b/platforms/android-14/arch-arm/usr/include/stdio.h:55:0, from /home/evigier/android-ndk-r8b/platforms/android-14/arch-arm/usr/include/wchar.h:33, from /home/evigier/android-ndk-r8b/sources/cxx-stl/gnu-libstdc++/4.6/include/cwchar:46, from /home/evigier/android-ndk-r8b/sources/cxx-stl/gnu-libstdc++/4.6/include/bits/postypes.h:42, from /home/evigier/android-ndk-r8b/sources/cxx-stl/gnu-libstdc++/4.6/include/iosfwd:42, from /home/evigier/android-ndk-r8b/sources/cxx-stl/gnu-libstdc++/4.6/include/ios:39, from /home/evigier/android-ndk-r8b/sources/cxx-stl/gnu-libstdc++/4.6/include/ostream:40, from /home/evigier/android-ndk-r8b/sources/cxx-stl/gnu-libstdc++/4.6/include/iostream:40, from jni/hello_thread.cpp:4: /home/evigier/android-ndk-r8b/platforms/android-14/arch-arm/usr/include/sys/types.h:124:9: error: 'uint64_t' does not name a type /home/evigier/eclipse_workspace/hello_thread/jni/hello_thread.cpp: In function 'int main()': /home/evigier/eclipse_workspace/hello_thread/jni/hello_thread.cpp:14:5: error: 'thread' is not a member of 'std' /home/evigier/eclipse_workspace/hello_thread/jni/hello_thread.cpp:14:17: error: expected ';' before 'th' /home/evigier/eclipse_workspace/hello_thread/jni/hello_thread.cpp:15:5: error: 'th' was not declared in this scope I read a lot of threads/questions about POSIX threads and C++ threads, but still cannot find my answer. My arm-linux-androideabi/include/c++/4.6/thread file defines class thread in std only: #if defined(_GLIBCXX_HAS_GTHREADS) && defined(_GLIBCXX_USE_C99_STDINT_TR1) They don't seem to be defined in my sdk (c++config.h). But how can I possibly turn them on safely? Do i need to compile my own toolchain to use (non-p)threads? My host computer is : Linux evigier-ThinkPad-X220 3.0.0-17-generic #30-Ubuntu SMP Thu Mar 8 20:45:39 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux

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  • Please help with 'System.Data.DataRowView' does not contain a property with the name...

    - by Catalin
    My application works just fine until, in some unidentified conditions, it begins throwing this errors: When these errors start appearing, they appear in all over the application, no matter the code is built using ObjectDataSource or SqlDataSource. However, apparently, if the code uses some "classic", code-behind data-binding, that code does not throw errors (they do not show in the application event log), the page is displayed but it does not contain any data.... Please HELP tracking these very strange errors !!!!!! Here is the error log from the Event Viewer Exception information: Exception type: HttpUnhandledException Exception message: Exception of type 'System.Web.HttpUnhandledException' was thrown. Request information: Request URL: http://SITE/agsis/Default.aspx?tabid=1281&error=DataBinding5/7/2009 10:23:03 AMa+'System.Data.DataRowView'+does+not+contain+a+property+with+the+name+'DenumireMaterie'. Request path: /agsis/Default.aspx User host address: 299.299.299.299 ;) User: georgeta Is authenticated: True Authentication Type: Forms Thread account name: NT AUTHORITY\NETWORK SERVICE Thread information: Thread ID: 1 Thread account name: NT AUTHORITY\NETWORK SERVICE Is impersonating: False Stack trace: at System.Web.UI.Page.HandleError(Exception e) at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest() at System.Web.UI.Page.ProcessRequest(HttpContext context) at ASP.errorpage_aspx.ProcessRequest(HttpContext context) at System.Web.HttpServerUtility.ExecuteInternal(IHttpHandler handler, TextWriter writer, Boolean preserveForm, Boolean setPreviousPage, VirtualPath path, VirtualPath filePath, String physPath, Exception error, String queryStringOverride) Here is the error log from my application: AssemblyVersion: 04.05.01 PortalID: 18 PortalName: Stiinte Economice UserID: 85 UserName: georgeta ActiveTabID: 1281 ActiveTabName: Plan Invatamant RawURL: /agsis/Default.aspx?tabid=1281&error=DataBinding%3a+'System.Data.DataRowView'+does+not+contain+a+property+with+the+name+'DenumireMaterie'. AbsoluteURL: /agsis/Default.aspx AbsoluteURLReferrer: http://SITE/agsis/Default.aspx?tabid=1281&ctl=Login&returnurl=%2fagsis%2fDefault.aspx%3ftabid%3d1281%26ctl%3dNotePlanSemestru%26mid%3d2801%26ID_PlanSemestru%3d518%26ID_PlanInvatamant%3d304%26ID_FC%3d206%26ID_FCForma%3d85%26ID_Domeniu%3d418%26ID_AnStudiu%3d7%26ID_Specializare%3d6522%26ID_AnUniv%3d27 UserAgent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SIMBAR={8C326639-C677-4045-B6D9-F59C330790E7}) DefaultDataProvider: DotNetNuke.Data.SqlDataProvider, DotNetNuke.SqlDataProvider ExceptionGUID: c56dc33e-973f-467a-a90d-2a8fc7193aec InnerException: DataBinding: 'System.Data.DataRowView' does not contain a property with the name 'ID_PlanInvatamant'. FileName: FileLineNumber: 0 FileColumnNumber: 0 Method: System.Web.UI.DataBinder.GetPropertyValue StackTrace: Message: DotNetNuke.Services.Exceptions.PageLoadException: DataBinding: 'System.Data.DataRowView' does not contain a property with the name 'ID_PlanInvatamant'. --- System.Web.HttpException: DataBinding: 'System.Data.DataRowView' does not contain a property with the name 'ID_PlanInvatamant'. at System.Web.UI.DataBinder.GetPropertyValue(Object container, String propName) at System.Web.UI.WebControls.GridView.CreateChildControls(IEnumerable dataSource, Boolean dataBinding) at System.Web.UI.WebControls.CompositeDataBoundControl.PerformDataBinding(IEnumerable data) at System.Web.UI.WebControls.GridView.PerformDataBinding(IEnumerable data) at System.Web.UI.WebControls.DataBoundControl.OnDataSourceViewSelectCallback(IEnumerable data) at System.Web.UI.WebControls.DataBoundControl.PerformSelect() at System.Web.UI.WebControls.BaseDataBoundControl.EnsureDataBound() at System.Web.UI.WebControls.CompositeDataBoundControl.CreateChildControls() at System.Web.UI.Control.EnsureChildControls() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) --- End of inner exception stack trace --- Source: Server Name: SERVER2 Thank you, Catalin

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  • WCF Timeout issue - should there even be a socket connection?

    - by stiank81
    I have a .Net application which is split into a client and server side. The communication between them is handled using WCF. I'm not using the automagic service references, but instead I've built the connection manually like described in the Screencast by Miguel Castro. Summarized this means that I create a console application on the server side that holds ServiceHost objects for the different services: var myServiceHost = new System.ServiceModel.ServiceHost(typeof(MyService), new Uri("net.tcp://localhost:8002")); myServiceHost.Open(); And on the client side I have service proxies creating channels using the ChannelFactory: IMyService proxy = new ChannelFactory<IMyService>("MyServiceEndpoint").CreateChannel(); The client and server side share the service contract defined in the interface IMyService. And another advantage is that I get minimal App.config files - without all the autogenerated stuff created through the Service References. Example from client side: <?xml version="1.0"?> <configuration> <system.serviceModel> <client> <endpoint address="net.tcp://localhost:8002/MyEndpoint" binding="netTcpBinding" contract="IMyService" name="MyServiceEndpoint"/> </client> </system.serviceModel> </configuration> So - to my problem. I create the proxy once, and it holds a channel all the way through the application. However, if I leave the application without use for a few minutes the channel has timed out, and I get the following exception: The socket connection was aborted. This could be caused by an error processing your message or a receive timeout being exceeded by the remote host, or an underlying network resource issue. Local socket timeout was '00:00:59.9979998'. How do I prevent this? I'm assuming I need to specify a higher timeout in my configuration? But I don't want it to ever time out. But on the other hand - I don't want a socket connection! Do I need one? Thought I could go connection less with WCF... What's the permanent solution and best practice on solving this? Set timeout to "never".. Create a new channel for each request? I'm assuming there is some overhead creating the channel?.. Increase the timeout to e.g. 5minutes and create new channel if the connection did timeout? Make it connection less somehow? (Without the overhead of creating channels..) Something else...

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  • How to inherit from DataAnnotations.ValidationAttribute (it appears SecureCritical under Visual Stud

    - by codetuner
    Hi, I have an [AllowPartiallyTrustedCallers] class library containing subtypes of the System.DataAnnotations.ValidationAttribute. The library is used on contract types of WCF services. In .NET 2/3.5, this worked fine. Since .NET 4.0 however, running a client of the service in the Visual Studio debugger results in the exception "Inheritance security rules violated by type: '(my subtype of ValidationAttribute)'. Derived types must either match the security accessibility of the base type or be less accessible." (System.TypeLoadException) The error appears to occure only when all of the following conditions are met: a subclass of ValidationAttribute is in an AllowPartiallyTrustedCallers assembly reflection is used to check for the attribute the Visual Studio hosting process is enabled (checkbox on Project properties, Debug tab) So basically, in Visual Studio.NET 2010: create a new Console project, add a reference to "System.ComponentModel.DataAnnotations" 4.0.0.0, write the following code: . using System; [assembly: System.Security.AllowPartiallyTrustedCallers()] namespace TestingVaidationAttributeSecurity { public class MyValidationAttribute : System.ComponentModel.DataAnnotations.ValidationAttribute { } [MyValidation] public class FooBar { } class Program { static void Main(string[] args) { Console.WriteLine("ValidationAttribute IsCritical: {0}", typeof(System.ComponentModel.DataAnnotations.ValidationAttribute).IsSecurityCritical); FooBar fb = new FooBar(); fb.GetType().GetCustomAttributes(true); Console.WriteLine("Press enter to end."); Console.ReadLine(); } } } Press F5 and you get the exception ! Press Ctrl-F5 (start without debugging), and it all works fine without exception... The strange thing is that the ValidationAttribute will or will not be securitycritical depending on the way you run the program (F5 or Ctrl+F5). As illustrated by the Console.WriteLine in the above code. But then again, this appear to happen with other attributes (and types?) too. Now the questions... Why do I have this behaviour when inheriting from ValidationAttribute, but not when inheriting from System.Attribute ? (Using Reflector I don't find special settings on the ValidationAttribute class or it's assembly) And what can I do to solve this ? How can I keep MyValidationAttribute inheriting from ValidationAttribute in an AllowPartiallyTrustedCallers assembly without marking it SecurityCritical, still using the new .NET 4 level 2 security model and still have it work using the VS.NET debug host (or other hosts) ?? Thanks a lot! Rudi

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  • Why is jQuery .load() firing twice?

    - by LeslieOA
    Hello S-O. I'm using jQuery 1.4 with jQuery History and trying to figure out why Firebug/Web Inspector are showing 2 XHR GET requests on each page load (double that amount when visiting my sites homepage (/ or /#). e.g. Visit this (or any) page with Firebug enabled. Here's the edited/relevant code (see full source): - $(document).ready(function() { $('body').delegate('a', 'click', function(e) { var hash = this.href; if (hash.indexOf(window.location.hostname) > 0) { /* Internal */ hash = hash.substr((window.location.protocol+'//'+window.location.host+'/').length); $.historyLoad(hash); return false; } else if (hash.indexOf(window.location.hostname) == -1) { /* External */ window.open(hash); return false; } else { /* Nothing to do */ } }); $.historyInit(function(hash) { $('#loading').remove(); $('#container').append('<span id="loading">Loading...</span>'); $('#ajax').animate({height: 'hide'}, 'fast', 'swing', function() { $('#page').empty(); $('#loading').fadeIn('fast'); if (hash == '') { /* Index */ $('#ajax').load('/ #ajax','', function() { ajaxLoad(); }); } else { $('#ajax').load(hash + ' #ajax', '', function(responseText, textStatus, XMLHttpRequest) { switch (XMLHttpRequest.status) { case 200: ajaxLoad(); break; case 404: $('#ajax').load('/404 #ajax','', ajaxLoad); break; // Default 404 default: alert('We\'re experiencing technical difficulties. Try refreshing.'); break; } }); } }); // $('#ajax') }); // historyInit() function ajaxLoad() { $('#loading').fadeOut('fast', function() { $(this).remove(); $('#ajax').animate({height: 'show', opacity: '1'}, 'fast', 'swing'); }); } }); A few notes that may be helpful: - Using WordPress with default/standard .htaccess I'm redirecting /links-like/this to /#links-like/this via JavaScript only (PE) I'm achieving the above with window.location.replace(addr); and not window.location=addr; Feel free to visit my site if needed. Thanks in advanced.

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  • Problem with Twitter basic authentication using AJAX

    - by jelford
    I'm developing a javascript App that needs, as part of its functionality, for users to be able to update their Twitter status. The App is designed to work on mobiles, and as such I don't really want to be sending users all the way over to the Twitter site to sign in; they should just be able to pass their credentials to the app, and I'll handle all the signin. So I'm trying to use the Basic Auth with the restful API. My code looks like: function postTweet(input){ $.ajax( { type: "POST", url: "http://twitter.com/statuses/update.json", data: {status: input}, dataType: "json", error: function() { alert("Some error occured"); }, success: function() { alert("Success!"); }, beforeSend: function(request) { request.setRequestHeader("Authorization", "Basic BASE64OFMYCREDENTIALS");} } ) ; } So, as far as I'm aware, this should perform the authentication from the XMLHttpRequest header, and then post the status. However, whenever I call this code, I get a "401 Unauthorized" error from Twitter. Below are the request & response headers from firebug: Request: OPTIONS /statuses/update.json HTTP/1.1 Host: twitter.com User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.9.2) Gecko/20100115 Firefox/3.6 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-gb,en;q=0.5 Accept-Encoding: gzip,deflate Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7 Keep-Alive: 115 Connection: keep-alive Origin: null Access-Control-Request-Method: POST Access-Control-Request-Headers: authorization Response: HTTP/1.1 401 Unauthorized Date: Sat, 13 Mar 2010 11:08:58 GMT Server: hi Status: 401 Unauthorized WWW-Authenticate: Basic realm="Twitter API" X-Runtime: 0.00204 Content-Type: application/json; charset=utf-8 Cache-Control: no-cache, max-age=300 Set-Cookie: guest_id=1268478538488; path=/ _twitter_sess=BAh7CDoPY3JlYXRlZF9hdGwrCPlyNlcnAToHaWQiJWUyN2YzYjc3OTk2NGQ3%250ANzJkYTA4MjYzOWJmYTQyYmUyIgpmbGFzaElDOidBY3Rpb25Db250cm9sbGVy%250AOjpGbGFzaDo6Rmxhc2hIYXNoewAGOgpAdXNlZHsA--d687808459872da0aa6a89cab35fd347300b4d07; domain=.twitter.com; path=/ Expires: Sat, 13 Mar 2010 11:13:58 GMT Vary: Accept-Encoding Content-Encoding: gzip Content-Length: 88 Connection: close Any help with this would be much appreciated, Thanks, jelford ps. I should mention I'm using JQuery, incase it's not clear.

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  • C#.NET Socket Programming: Connecting to remote computers.

    - by Gio Borje
    I have a typical server in my end and a friend using a client to connect to my IP/Port and he consistently receives the exception: "A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond {MY_IP}:{MY_PORT}"—You don't need to know my IP. The client and server, however, work fine on the loopback address (127.0.0.1). I also do not have any firewall nor is windows firewall active. Server: static void Main(string[] args) { Console.Title = "Socket Server"; Console.WriteLine("Listening for messages..."); Socket serverSock = new Socket( AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); IPAddress serverIP = IPAddress.Any; IPEndPoint serverEP = new IPEndPoint(serverIP, 33367); SocketPermission perm = new SocketPermission(NetworkAccess.Accept, TransportType.Tcp, "98.112.235.18", 33367); serverSock.Bind(serverEP); serverSock.Listen(10); while (true) { Socket connection = serverSock.Accept(); Byte[] serverBuffer = new Byte[8]; String message = String.Empty; while (connection.Available > 0) { int bytes = connection.Receive( serverBuffer, serverBuffer.Length, 0); message += Encoding.UTF8.GetString( serverBuffer, 0, bytes); } Console.WriteLine(message); connection.Close(); } } Client: static void Main(string[] args) { // Design the client a bit Console.Title = "Socket Client"; Console.Write("Enter the IP of the server: "); IPAddress clientIP = IPAddress.Parse(Console.ReadLine()); String message = String.Empty; while (true) { Console.Write("Enter the message to send: "); // The messsage to send message = Console.ReadLine(); IPEndPoint clientEP = new IPEndPoint(clientIP, 33367); // Setup the socket Socket clientSock = new Socket( AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); // Attempt to establish a connection to the server Console.Write("Establishing connection to the server... "); try { clientSock.Connect(clientEP); // Send the message clientSock.Send(Encoding.UTF8.GetBytes(message)); clientSock.Shutdown(SocketShutdown.Both); clientSock.Close(); Console.Write("Message sent successfully.\n\n"); } catch (Exception ex) { Console.WriteLine(ex.Message); } } }

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  • How to override PHP configuration when running in CGI mode

    - by Fitrah M
    There are some tutorials out there telling me how to override PHP configuration when it is running in CGI mode. But I'm still confused because lots of them assume that the server is running on Linux. While I need to do that also in Windows. My hosting is indeed using Linux but my local development computer is using Windows XP with Xampp 1.7.3. So I need to do that in my local computer first, then I want to change the configuration on hosting server. The PHP in my hosting server is already run as CGI while in my local computer still run as Apache module. At this point, the processes that I understand are: Change PHP to work in CGI mode. I did this by commenting these two line in "httpd-xampp.conf": # LoadFile "C:/xampp/php/php5ts.dll" # LoadModule php5_module modules/php5apache2_2.dll Create "cgi-bin" directory in DocumentRoot. My DocumentRoot is in "D:\www\" (I'm using apache with virtual host). So it is now "D:\www\cgi-bin". Change the default "cgi-bin" directory settings from "C:/xampp/cgi-bin/" to "D:\www\cgi-bin": ScriptAlias /cgi-bin/ "D:/www/cgi-bin/" <Directory "D:\www\cgi-bin"> Options MultiViews Indexes SymLinksIfOwnerMatch Includes ExecCGI AllowOverride All Allow from All </Directory> At this point, my PHP is now running as CGI. I checked this with phpinfo(). It tells me that Server API is now CGI/FastCGI. Now I want to override php configuration. I copied 'php.ini' file to "D:\www\cgi-bin" and modify upload_max_filesize setting from 128M to 10M. Create 'php.cgi' file in "D:\www\cgi-bin" and put these code inside the file: #!/bin/sh /usr/local/cpanel/cgi-sys/php5 -c /home/user/public_html/cgi-bin/ That's it. I'm stuck at this point. All of tutorials tell me to create 'php.cgi' file and put shell code inside the file. How to do the 6th step on Windows? I know the next step is to create handler in .htaccess file to load that 'php.cgi'. And also, because I will also need to change PHP configuration on my hosting server (Linux), is the 6th step above right? Some tutorial tells to insert these line instead of above: #!/bin/sh export PHPRC=/site/ini/1 exec /cgi-bin/php5.cgi I'm sorry if my question is not clear. I'm a new member and this is my first question in this site. Thank you.

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  • Reading input from a text file, omits the first and adds a nonsense value to the end?

    - by Greenhouse Gases
    Hi there When I input locations from a txt file I am getting a peculiar error where it seems to miss off the first entry, yet add a garbage entry to the end of the link list (it is designed to take the name, latitude and longitude for each location you will notice). I imagine this to be an issue with where it starts collecting the inputs and where it stops but I cant find the error!! It reads the first line correctly but then skips to the next before adding it because during testing for the bug it had no record of the first location Lisbon though whilst stepping into the method call it was reading it. Very bizarre but hopefully someone knows the issue. Here is firstly my header file: #include <string> struct locationNode { char nodeCityName [35]; double nodeLati; double nodeLongi; locationNode* Next; void CorrectCase() // Correct upper and lower case letters of input { int MAX_SIZE = 35; int firstLetVal = this->nodeCityName[0], letVal; int n = 1; // variable for name index from second letter onwards if((this->nodeCityName[0] >90) && (this->nodeCityName[0] < 123)) // First letter is lower case { firstLetVal = firstLetVal - 32; // Capitalise first letter this->nodeCityName[0] = firstLetVal; } while(n <= MAX_SIZE - 1) { if((this->nodeCityName[n] >= 65) && (this->nodeCityName[n] <= 90)) { letVal = this->nodeCityName[n] + 32; this->nodeCityName[n] = letVal; } n++; } //cityNameInput = this->nodeCityName; } }; class Locations { private: int size; public: Locations(){ }; // constructor for the class locationNode* Head; //int Add(locationNode* Item); }; And here is the file containing main: // U08221.cpp : main project file. #include "stdafx.h" #include "Locations.h" #include <iostream> #include <string> #include <fstream> using namespace std; int n = 0,x, locationCount = 0, MAX_SIZE = 35; string cityNameInput; char targetCity[35]; bool acceptedInput = false, userInputReq = true, match = false, nodeExists = false;// note: addLocation(), set to true to enable user input as opposed to txt file locationNode *start_ptr = NULL; // pointer to first entry in the list locationNode *temp, *temp2; // Part is a pointer to a new locationNode we can assign changing value followed by a call to Add locationNode *seek, *bridge; void setElementsNull(char cityParam[]) { int y=0, count =0; while(cityParam[y] != NULL) { y++; } while(y < MAX_SIZE) { cityParam[y] = NULL; y++; } } void addLocation() { temp = new locationNode; // declare the space for a pointer item and assign a temporary pointer to it if(!userInputReq) // bool that determines whether user input is required in adding the node to the list { cout << endl << "Enter the name of the location: "; cin >> temp->nodeCityName; temp->CorrectCase(); setElementsNull(temp->nodeCityName); cout << endl << "Please enter the latitude value for this location: "; cin >> temp->nodeLati; cout << endl << "Please enter the longitude value for this location: "; cin >> temp->nodeLongi; cout << endl; } temp->Next = NULL; //set to NULL as when one is added it is currently the last in the list and so can not point to the next if(start_ptr == NULL){ // if list is currently empty, start_ptr will point to this node start_ptr = temp; } else { temp2 = start_ptr; // We know this is not NULL - list not empty! while (temp2->Next != NULL) { temp2 = temp2->Next; // Move to next link in chain until reach end of list } temp2->Next = temp; } ++locationCount; // increment counter for number of records in list if(!userInputReq){ cout << "Location sucessfully added to the database! There are " << locationCount << " location(s) stored" << endl; } } void populateList(){ ifstream inputFile; inputFile.open ("locations.txt", ios::in); userInputReq = true; temp = new locationNode; // declare the space for a pointer item and assign a temporary pointer to it do { inputFile.get(temp->nodeCityName, 35, ' '); setElementsNull(temp->nodeCityName); inputFile >> temp->nodeLati; inputFile >> temp->nodeLongi; setElementsNull(temp->nodeCityName); if(temp->nodeCityName[0] == 10) //remove linefeed from input { for(int i = 0; temp->nodeCityName[i] != NULL; i++) { temp->nodeCityName[i] = temp->nodeCityName[i + 1]; } } addLocation(); } while(!inputFile.eof()); userInputReq = false; cout << "Successful!" << endl << "List contains: " << locationCount << " entries" << endl; cout << endl; inputFile.close(); } bool nodeExistTest(char targetCity[]) // see if entry is present in the database { match = false; seek = start_ptr; int letters = 0, letters2 = 0, x = 0, y = 0; while(targetCity[y] != NULL) { letters2++; y++; } while(x <= locationCount) // locationCount is number of entries currently in list { y=0, letters = 0; while(seek->nodeCityName[y] != NULL) // count letters in the current name { letters++; y++; } if(letters == letters2) // same amount of letters in the name { y = 0; while(y <= letters) // compare each letter against one another { if(targetCity[y] == seek->nodeCityName[y]) { match = true; y++; } else { match = false; y = letters + 1; // no match, terminate comparison } } } if(match) { x = locationCount + 1; //found match so terminate loop } else{ if(seek->Next != NULL) { bridge = seek; seek = seek->Next; x++; } else { x = locationCount + 1; // end of list so terminate loop } } } return match; } void deleteRecord() // complete this { int junction = 0; locationNode *place; cout << "Enter the name of the city you wish to remove" << endl; cin >> targetCity; setElementsNull(targetCity); if(nodeExistTest(targetCity)) //if this node does exist { if(seek == start_ptr) // if it is the first in the list { junction = 1; } if(seek != start_ptr && seek->Next == NULL) // if it is last in the list { junction = 2; } switch(junction) // will alter list accordingly dependant on where the searched for link is { case 1: start_ptr = start_ptr->Next; delete seek; --locationCount; break; case 2: place = seek; seek = bridge; delete place; --locationCount; break; default: bridge->Next = seek->Next; delete seek; --locationCount; break; } } else { cout << targetCity << "That entry does not currently exist" << endl << endl << endl; } } void searchDatabase() { char choice; cout << "Enter search term..." << endl; cin >> targetCity; if(nodeExistTest(targetCity)) { cout << "Entry: " << endl << endl; } else { cout << "Sorry, that city is not currently present in the list." << endl << "Would you like to add this city now Y/N?" << endl; cin >> choice; /*while(choice != ('Y' || 'N')) { cout << "Please enter a valid choice..." << endl; cin >> choice; }*/ switch(choice) { case 'Y': addLocation(); break; case 'N': break; default : cout << "Invalid choice" << endl; break; } } } void printDatabase() { temp = start_ptr; // set temp to the start of the list do { if (temp == NULL) { cout << "You have reached the end of the database" << endl; } else { // Display details for what temp points to at that stage cout << "Location : " << temp->nodeCityName << endl; cout << "Latitude : " << temp->nodeLati << endl; cout << "Longitude : " << temp->nodeLongi << endl; cout << endl; // Move on to next locationNode if one exists temp = temp->Next; } } while (temp != NULL); } void nameValidation(string name) { n = 0; // start from first letter x = name.size(); while(!acceptedInput) { if((name[n] >= 65) && (name[n] <= 122)) // is in the range of letters { while(n <= x - 1) { while((name[n] >=91) && (name[n] <=97)) // ERROR!! { cout << "Please enter a valid city name" << endl; cin >> name; } n++; } } else { cout << "Please enter a valid city name" << endl; cin >> name; } if(n <= x - 1) { acceptedInput = true; } } cityNameInput = name; } int main(array<System::String ^> ^args) { //main contains test calls to functions at present cout << "Populating list..."; populateList(); printDatabase(); deleteRecord(); printDatabase(); cin >> cityNameInput; } The text file contains this (ignore the names, they are just for testing!!): Lisbon 45 47 Fattah 45 47 Darius 42 49 Peter 45 27 Sarah 85 97 Michelle 45 47 John 25 67 Colin 35 87 Shiron 40 57 George 34 45 Sean 22 33 The output omits Lisbon, but adds on a garbage entry with nonsense values. Any ideas why? Thank you in advance.

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  • unable to record tests in Jmeter, here is the log file. Can somebody tell me the solution

    - by mrinalini
    2010/06/07 17:36:24 INFO - jmeter.util.JMeterUtils: Setting Locale to en_US 2010/06/07 17:36:25 INFO - jmeter.JMeter: Loading user properties from: E:\mrinalini\jakarta-jmeter-2.3.4\bin\user.properties 2010/06/07 17:36:25 INFO - jmeter.JMeter: Loading system properties from: E:\mrinalini\jakarta-jmeter-2.3.4\bin\system.properties 2010/06/07 17:36:25 INFO - jmeter.JMeter: Copyright (c) 1998-2009 The Apache Software Foundation 2010/06/07 17:36:25 INFO - jmeter.JMeter: Version 2.3.4 r785646 2010/06/07 17:36:25 INFO - jmeter.JMeter: java.version=1.6.0_16 2010/06/07 17:36:25 INFO - jmeter.JMeter: java.vm.name=Java HotSpot(TM) Client VM 2010/06/07 17:36:25 INFO - jmeter.JMeter: os.name=Windows XP 2010/06/07 17:36:25 INFO - jmeter.JMeter: os.arch=x86 2010/06/07 17:36:25 INFO - jmeter.JMeter: os.version=5.1 2010/06/07 17:36:25 INFO - jmeter.JMeter: file.encoding=Cp1252 2010/06/07 17:36:25 INFO - jmeter.JMeter: Default Locale=English (United States) 2010/06/07 17:36:25 INFO - jmeter.JMeter: JMeter Locale=English (United States) 2010/06/07 17:36:25 INFO - jmeter.JMeter: JMeterHome=E:\mrinalini\jakarta-jmeter-2.3.4 2010/06/07 17:36:25 INFO - jmeter.JMeter: user.dir =E:\mrinalini\jakarta-jmeter-2.3.4\bin 2010/06/07 17:36:25 INFO - jmeter.JMeter: PWD =E:\mrinalini\jakarta-jmeter-2.3.4\bin 2010/06/07 17:36:25 INFO - jmeter.JMeter: IP: 10.254.1.127 Name: cura-dws-06 FullName: cura-dws-06.curasoftware.co.in 2010/06/07 17:36:25 INFO - jmeter.JMeter: Loaded icon properties from org/apache/jmeter/images/icon.properties 2010/06/07 17:36:26 INFO - jmeter.engine.util.CompoundVariable: Note: Function class names must contain the string: '.functions.' 2010/06/07 17:36:26 INFO - jmeter.engine.util.CompoundVariable: Note: Function class names must not contain the string: '.gui.' 2010/06/07 17:36:26 INFO - jmeter.util.BSFTestElement: Registering JMeter version of JavaScript engine as work-round for BSF-22 2010/06/07 17:36:26 INFO - jmeter.protocol.http.sampler.HTTPSamplerBase: Cannot find .className property for htmlParser, using default 2010/06/07 17:36:26 INFO - jmeter.protocol.http.sampler.HTTPSamplerBase: Parser for text/html is 2010/06/07 17:36:26 INFO - jmeter.protocol.http.sampler.HTTPSamplerBase: Parser for application/xhtml+xml is 2010/06/07 17:36:26 INFO - jmeter.protocol.http.sampler.HTTPSamplerBase: Parser for application/xml is 2010/06/07 17:36:26 INFO - jmeter.protocol.http.sampler.HTTPSamplerBase: Parser for text/xml is 2010/06/07 17:36:26 INFO - jmeter.protocol.http.sampler.HTTPSamplerBase: Parser for text/vnd.wap.wml is org.apache.jmeter.protocol.http.parser.RegexpHTMLParser 2010/06/07 17:36:27 INFO - jmeter.gui.util.MenuFactory: Skipping org.apache.jmeter.protocol.http.modifier.gui.ParamModifierGui 2010/06/07 17:36:27 INFO - jmeter.gui.util.MenuFactory: Skipping org.apache.jmeter.protocol.http.modifier.gui.UserParameterModifierGui 2010/06/07 17:36:27 INFO - jmeter.protocol.http.sampler.HTTPSampler: Maximum connection retries = 10 2010/06/07 17:36:27 INFO - jmeter.protocol.http.sampler.HTTPSampler: Connection and read timeouts are available on this JVM 2010/06/07 17:36:27 WARN - jmeter.gui.util.MenuFactory: Missing jar? Could not create org.apache.jmeter.visualizers.MailerVisualizer. java.lang.NoClassDefFoundError: javax/mail/MessagingException 2010/06/07 17:36:27 INFO - jmeter.samplers.SampleResult: Note: Sample TimeStamps are START times 2010/06/07 17:36:27 INFO - jmeter.samplers.SampleResult: sampleresult.default.encoding is set to ISO-8859-1 2010/06/07 17:36:38 INFO - jmeter.services.FileServer: Default base=E:\mrinalini\jakarta-jmeter-2.3.4\bin 2010/06/07 17:36:38 INFO - jmeter.services.FileServer: Set new base=E:\mrinalini\jakarta-jmeter-2.3.4\bin 2010/06/07 17:36:38 INFO - jmeter.save.SaveService: Testplan (JMX) version: 2.2. Testlog (JTL) version: 2.2 2010/06/07 17:36:38 INFO - jmeter.save.SaveService: Using SaveService properties file encoding UTF-8 2010/06/07 17:36:38 INFO - jmeter.save.SaveService: Using SaveService properties file version 697317 2010/06/07 17:36:38 INFO - jmeter.save.SaveService: Using SaveService properties version 2.1 2010/06/07 17:36:38 INFO - jmeter.save.SaveService: All converter versions present and correct 2010/06/07 17:36:41 INFO - jmeter.protocol.http.proxy.Proxy: Proxy will remove the headers: If-Modified-Since,If-None-Match,Host 2010/06/07 17:36:41 INFO - jmeter.protocol.http.proxy.Daemon: Creating Daemon Socket on port: 8080 2010/06/07 17:36:41 INFO - jmeter.protocol.http.proxy.Daemon: Proxy up and running! 2010/06/07 17:37:55 INFO - jmeter.protocol.http.proxy.Daemon: Proxy Server stopped

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  • Windows Service Hosting WCF Objects over SSL (https) - Custom JSON Error Handling Doesn't Work

    - by bpatrick100
    I will first show the code that works in a non-ssl (http) environment. This code uses a custom json error handler, and all errors thrown, do get bubbled up to the client javascript (ajax). // Create webservice endpoint WebHttpBinding binding = new WebHttpBinding(); ServiceEndpoint serviceEndPoint = new ServiceEndpoint(ContractDescription.GetContract(Type.GetType(svcHost.serviceContract + ", " + svcHost.assemblyName)), binding, new EndpointAddress(svcHost.hostUrl)); // Add exception handler serviceEndPoint.Behaviors.Add(new FaultingWebHttpBehavior()); // Create host and add webservice endpoint WebServiceHost webServiceHost = new WebServiceHost(svcHost.obj, new Uri(svcHost.hostUrl)); webServiceHost.Description.Endpoints.Add(serviceEndPoint); webServiceHost.Open(); I'll also show you what the FaultingWebHttpBehavior class looks like: public class FaultingWebHttpBehavior : WebHttpBehavior { public FaultingWebHttpBehavior() { } protected override void AddServerErrorHandlers(ServiceEndpoint endpoint, EndpointDispatcher endpointDispatcher) { endpointDispatcher.ChannelDispatcher.ErrorHandlers.Clear(); endpointDispatcher.ChannelDispatcher.ErrorHandlers.Add(new ErrorHandler()); } public class ErrorHandler : IErrorHandler { public bool HandleError(Exception error) { return true; } public void ProvideFault(Exception error, MessageVersion version, ref Message fault) { // Build an object to return a json serialized exception GeneralFault generalFault = new GeneralFault(); generalFault.BaseType = "Exception"; generalFault.Type = error.GetType().ToString(); generalFault.Message = error.Message; // Create the fault object to return to the client fault = Message.CreateMessage(version, "", generalFault, new DataContractJsonSerializer(typeof(GeneralFault))); WebBodyFormatMessageProperty wbf = new WebBodyFormatMessageProperty(WebContentFormat.Json); fault.Properties.Add(WebBodyFormatMessageProperty.Name, wbf); } } } [DataContract] public class GeneralFault { [DataMember] public string BaseType; [DataMember] public string Type; [DataMember] public string Message; } The AddServerErrorHandlers() method gets called automatically, once webServiceHost.Open() gets called. This sets up the custom json error handler, and life is good :-) The problem comes, when we switch to and SSL (https) environment. I'll now show you endpoint creation code for SSL: // Create webservice endpoint WebHttpBinding binding = new WebHttpBinding(); ServiceEndpoint serviceEndPoint = new ServiceEndpoint(ContractDescription.GetContract(Type.GetType(svcHost.serviceContract + ", " + svcHost.assemblyName)), binding, new EndpointAddress(svcHost.hostUrl)); // This exception handler code below (FaultingWebHttpBehavior) doesn't work with SSL communication for some reason, need to resarch... // Add exception handler serviceEndPoint.Behaviors.Add(new FaultingWebHttpBehavior()); //Add Https Endpoint WebServiceHost webServiceHost = new WebServiceHost(svcHost.obj, new Uri(svcHost.hostUrl)); binding.Security.Mode = WebHttpSecurityMode.Transport; binding.Security.Transport.ClientCredentialType = HttpClientCredentialType.None; webServiceHost.AddServiceEndpoint(svcHost.serviceContract, binding, string.Empty); Now, with this SSL endpoint code, the service starts up correctly, and wcf hosted objects can be communicated with just fine via client javascript. However, the custom error handler doesn't work. The reason is, the AddServerErrorHandlers() method never gets called when webServiceHost.Open() is run. So, can anyone tell me what is wrong with this picture? And why, is AddServerErrorHandlers() not getting called automatically, like it does when I'm using non-ssl endpoints? Thanks!

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  • In Protobuf-net how can I pass an array of type object with objects of different types inside, knowi

    - by cloudraven
    I am trying to migrate existing code that uses XmlSerializer to protobuf-net due to the increased performance it offers, however I am having problems with this specific case. I have an object[] that includes parameters that are going to be sent to a remote host (sort of a custom mini rpc facility). I know the set of types from which these parameters can be, but I cannot tell in advance in which order they are going to be sent. I have three constraints. The first is that I am running in Compact Framework, so I need something that works there. Second, as I mentioned performance is a big concern (on the serializing side) so I would rather avoid using a lot of reflection there if possible. And the most important is that I care about the order in which this parameters were sent. Using XmlSerializer it was easy just adding XmlInclude, but for fields there is nothing equivalent as far as I know in Protobuf-net. So, is there a way to do this? Here is a simplified example. [Serializable] [XmlInclude(typeof(MyType1)), XmlInclude(typeof(MyType2)), XmlInclude(typeof(MyType3)) public class Message() { public object[] parameters; public Message(object[] parms) { parameters = parms; } } Message m = new Message(new object[] {MyType1(), 33, "test", new MyType3(), new MyType3()}); MemoryStream ms = new MemoryStream(); XmlSerializer xml = new XmlSerializer(typeof(Message)); xml.Serialize(ms,xml); That will just work with XmlSerializer, but if I try to convert it to protobuf-net I will get a "No default encoding for Object" message. The best I came up with is to use generics and [ProtoInclude] as seen in this example. Since I can have different object types within the array this doesn't quite make it. I added a generic List for each potential type and a property with [ProtoIgnore] with type object[] to add them and get them. I have to use reflection when adding them (to know in which array to put each item) which is not desirable and I still can't preserve the ordering as I just extract all the items on each list one by one and put them into a new object[] array on the property get. I wonder if there is a way to accomplish this?

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  • C# bluetooth file send.

    - by cheesebunz
    i'm new to bluetooth development and i found the 32netfeet . Right now i'm able to search for bluetooth devices nearby and connect to them but how do i send a file e.g SendTest.txt? I tried buttonclick event using the OBEX but i don't understand this is my example code: using InTheHand.Net; using InTheHand.Net.Sockets; using InTheHand.Net.Bluetooth; namespace BluetoothIntheHand { public partial class Form2 : Form { private Guid service = BluetoothService.DialupNetworking; private BluetoothClient bluetoothClient; public Form2() { InitializeComponent(); } private void btnSearch_Click(object sender, EventArgs e) { BluetoothRadio.PrimaryRadio.Mode = RadioMode.Discoverable; BluetoothRadio myRadio = BluetoothRadio.PrimaryRadio; lblSearch.Text = "" + myRadio.LocalAddress.ToString(); bluetoothClient = new BluetoothClient(); Cursor.Current = Cursors.WaitCursor; BluetoothDeviceInfo[] bluetoothDeviceInfo = { }; bluetoothDeviceInfo = bluetoothClient.DiscoverDevices(10); comboBox1.DataSource = bluetoothDeviceInfo; comboBox1.DisplayMember = "DeviceName"; comboBox1.ValueMember = "DeviceAddress"; comboBox1.Focus(); Cursor.Current = Cursors.Default; } private void btnConnect_Click(object sender, EventArgs e) { if (comboBox1.SelectedValue != null) { try { bluetoothClient.Connect(new BluetoothEndPoint((BluetoothAddress)comboBox1.SelectedValue, service)); MessageBox.Show("Connected"); } catch (Exception ex) { MessageBox.Show(ex.Message); } } } private void btnSend_Click(object sender, EventArgs e) { bluetoothClient.Connect(new BluetoothEndPoint((BluetoothAddress)comboBox1.SelectedValue, service)); String addr = "112233445566"; Uri uri = new Uri("obex://"+@"SendTest.txt"); ObexWebRequest req= new ObexWebRequest(uri); ObexWebResponse rsp; } I found the guide but don't really knw hw to convert to C# ' The host part of the URI is the device address, e.g. IrDAAddress.ToString(), ' and the file part is the OBEX object name. Dim addr As String = "112233445566" Dim uri As New Uri("obex://" & addr & "/HelloWorld2.txt") Dim req As New ObexWebRequest(uri) Using content As Stream = req.GetRequestStream() ' Using a StreamWriter to write text to the stream... Using wtr As New StreamWriter(content) wtr.WriteLine("Hello World GetRequestStream") wtr.WriteLine("Hello World GetRequestStream 2") wtr.Flush() ' Set the Length header value req.ContentLength = content.Length End Using ' In this case closing the StreamWriter also closed the Stream, but ... End Using Dim rsp As ObexWebResponse = CType(req.GetResponse(),ObexWebResponse) Console.WriteLine("Response Code: {0} (0x{0:X})", rsp.StatusCode)

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  • Jason/ajax web service call get redirected (302 Object moved) and then 500 unknow webservice name

    - by user646499
    I have been struggling with this for some times.. I searched around but didnt get a solution yet. This is only an issue on production server. In my development environment, everything works just fine. I am using JQuery/Ajax to update product information based on product's Color attribute. for example, a product has A and B color, the price for color A is different from color B. When user choose different color, the price information is updated as well. What I did is to first add a javascript function: function updateProductVariant() { var myval = jQuery("#<%=colorDropDownList.ClientID%").val(); jQuery.ajax({ type: "POST", url: "/Products.aspx/GetVariantInfoById", data: "{variantId:'" + myval + "'}", contentType: "application/json; charset=utf-8", dataType: "json", success: function (response) { var obj = jQuery.parseJSON(response.d); jQuery("#<%=lblStockAvailablity.ClientID%>").text(obj.StockMessage); jQuery(".price .productPrice").text(obj.CurrentPrice); jQuery(".price .oldProductPrice").text(obj.OldPrice); } }); } Then I can register the dropdown list's 'onclick' event point to function 'updateProductVariant' GetVariantInfoById is a WebGet method in the codebehind, its also very straightforward: [WebMethod] public static string GetVariantInfoById(string variantId) { int id = Convert.ToInt32(variantId); ProductVariant productVariant = IoC.Resolve().GetProductVariantById(id); string stockMessage = productVariant.FormatStockMessage(); StringBuilder oBuilder = new StringBuilder(); oBuilder.Append("{"); oBuilder.AppendFormat(@"""{0}"":""{1}"",", "StockMessage", stockMessage); oBuilder.AppendFormat(@"""{0}"":""{1}"",", "OldPrice", PriceHelper.FormatPrice(productVariant.OldPrice)); oBuilder.AppendFormat(@"""{0}"":""{1}""", "CurrentPrice", PriceHelper.FormatPrice(productVariant.Price)); oBuilder.Append("}"); return oBuilder.ToString(); } All these works fine on my local box, but if i upload to the production server, catching the traffic using fiddler, /Products.aspx/GetVariantInfoById becomes a Get call instead of a POST On my local box, HTTP/1.1 200 OK Server: ASP.NET Development Server/10.0.0.0 Date: Thu, 03 Mar 2011 09:00:08 GMT X-AspNet-Version: 4.0.30319 Cache-Control: private, max-age=0 Content-Type: application/json; charset=utf-8 Content-Length: 117 Connection: Close But when deployed on the host, it becomes HTTP/1.1 302 Found Proxy-Connection: Keep-Alive Connection: Keep-Alive Content-Length: 186 Via: 1.1 ADV-TMG-01 Date: Thu, 03 Mar 2011 08:59:12 GMT Location: http://www.pocomaru.com/Products.aspx/GetVariantInfoById/default.aspx Server: Microsoft-IIS/7.0 X-Powered-By: ASP.NET then of course, then it returns 500 error titleUnknown web method GetVariantInfoById/default.aspx.Parameter name: methodName Can someone please take a look? I think its some configuration in the production server which automatially redirects my webservice call to some other URL, but since the product server is out of my control, i am seeking a local fix for this. Thanks for the help!

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  • copied the reachability-test from apple, but the linker gives a failure

    - by nico
    i have tried to use the reachability-project published by apple to detect a reachability in an own example. i copied the most initialization, but i get this failure in the linker: Ld build/switchViews.build/Debug-iphoneos/test.build/Objects-normal/armv6/test normal armv6 cd /Users/uid04100/Documents/TEST setenv IPHONEOS_DEPLOYMENT_TARGET 3.1.3 setenv PATH "/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin:/Developer/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin" /Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc-4.2 -arch armv6 -isysroot /Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS3.1.3.sdk -L/Users/uid04100/Documents/TEST/build/Debug-iphoneos -F/Users/uid04100/Documents/TEST/build/Debug-iphoneos -filelist /Users/uid04100/Documents/TEST/build/switchViews.build/Debug-iphoneos/test.build/Objects-normal/armv6/test.LinkFileList -dead_strip -miphoneos-version-min=3.1.3 -framework Foundation -framework UIKit -framework CoreGraphics -o /Users/uid04100/Documents/TEST/build/switchViews.build/Debug-iphoneos/test.build/Objects-normal/armv6/test Undefined symbols: "_SCNetworkReachabilitySetCallback", referenced from: -[Reachability startNotifer] in Reachability.o "_SCNetworkReachabilityCreateWithAddress", referenced from: +[Reachability reachabilityWithAddress:] in Reachability.o "_SCNetworkReachabilityScheduleWithRunLoop", referenced from: -[Reachability startNotifer] in Reachability.o "_SCNetworkReachabilityGetFlags", referenced from: -[Reachability connectionRequired] in Reachability.o -[Reachability currentReachabilityStatus] in Reachability.o "_SCNetworkReachabilityUnscheduleFromRunLoop", referenced from: -[Reachability stopNotifer] in Reachability.o "_SCNetworkReachabilityCreateWithName", referenced from: +[Reachability reachabilityWithHostName:] in Reachability.o ld: symbol(s) not found collect2: ld returned 1 exit status my delegate.h: import @class Reachability; @interface testAppDelegate : NSObject { UIWindow *window; UINavigationController *navigationController; Reachability* hostReach; Reachability* internetReach; Reachability* wifiReach; } @property (nonatomic, retain) IBOutlet UIWindow *window; @property (nonatomic, retain) IBOutlet UINavigationController *navigationController; @end my delegate.m: import "testAppDelegate.h" import "SecondViewController.h" import "Reachability.h" @implementation testAppDelegate @synthesize window; @synthesize navigationController; (void) updateInterfaceWithReachability: (Reachability*) curReach { if(curReach == hostReach) { BOOL connectionRequired= [curReach connectionRequired]; if(connectionRequired) { //in these brackets schould be some code with sense, if i´m getting it to run } else { } } if(curReach == internetReach) { } if(curReach == wifiReach) { } } //Called by Reachability whenever status changes. - (void) reachabilityChanged: (NSNotification* )note { Reachability* curReach = [note object]; NSParameterAssert([curReach isKindOfClass: [Reachability class]]); [self updateInterfaceWithReachability: curReach]; } (void)applicationDidFinishLaunching:(UIApplication *)application { // Override point for customization after application launch // Observe the kNetworkReachabilityChangedNotification. When that notification is posted, the // method "reachabilityChanged" will be called. // [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(reachabilityChanged:) name: kReachabilityChangedNotification object: nil]; //Change the host name here to change the server your monitoring hostReach = [[Reachability reachabilityWithHostName: @"www.apple.com"] retain]; [hostReach startNotifer]; [self updateInterfaceWithReachability: hostReach]; internetReach = [[Reachability reachabilityForInternetConnection] retain]; [internetReach startNotifer]; [self updateInterfaceWithReachability: internetReach]; wifiReach = [[Reachability reachabilityForLocalWiFi] retain]; [wifiReach startNotifer]; [self updateInterfaceWithReachability:wifiReach]; [window addSubview:[navigationController view]]; [window makeKeyAndVisible]; } (void)dealloc { [navigationController release]; [window release]; [super dealloc]; } @end

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  • Environment variable does not get read?

    - by sanjeev40084
    I have a console application in Visual studio. i have log4net stuff with smtp appender in my app.config file. I have set environment variable in my code (i.e. my email address) and trying to reference this environment variable to send email. However log4net doesn't seem to read this value when the application is run. My log4net: <?xml version="1.0" encoding="utf-8" ?> <Configuration> <configSections> <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net" /> </configSections> <log4net> <appender name="smtp" type="log4net.Appender.SmtpAppender"> <param name="to" value="${EmailAddress}" /> <param name="from" value="[email protected]" /> <param name="subject" value="testing app" /> <param name="smtpHost" value="<smtp host name>" /> <param name="bufferSize" value="1" /> <param name="lossy" value="false" /> <param name="Threshold" value="ERROR"/> <layout type="log4net.Layout.PatternLayout"> <conversionPattern value="%d{ISO8601} [%t] [%-5p] %c - %m%n" /> </layout> </appender> <!-- Setup the root category, add the appenders and set the default priority --> <root> <priority value="ALL" /> <appender-ref ref="smtp" /> </root> </log4net> </Configuration> In my console app, i have set environment variable something like this: Environment.SetEnvironmentVariable("EmailAddress", "[email protected]", EnvironmentVariableTarget.Process); Does anyone know how can i make it work? Thanks.

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  • Use bug tracker to get things done and manage personal tasks?

    - by Frank
    This is slightly off-topic, but can only be answered by programmers and is useful to many programmers: Do you think it is useful to use a bug tracking system to keep track of personal todo items and to Get Things Done? I have not tried that; in fact, I don't have much experience with bug tracking systems. For my todo lists, I have played around with Google Tasks and Remember The Milk, but both of them have shortcomings: Google Tasks: I like that you can create todo lists easily, can reorder items in the list and easily create hierarchies. But it is way too simplistic and does not allow to tag tasks or move tasks from one list to another. Remember The Milk: It is nice and sleek, but you cannot create hierarchies of tasks, cannot arbitrarily reorder tasks and cannot set dependencies of tasks. That's where a bug tracking system should come in: Since I think (maybe too much?) like a programmer, my tasks have a natural hierarchy and a tree of dependencies, like in a Makefile. Here are two examples: The task of writing my thesis is done when several milestones are done. Some of these milestones can run in parallel (writing background chapter, running experiments A, running experiments B), others depend on each other (writing main chapter depends on first getting results from experiments A). The same is true for more personal goals: I want to host a dinner party, which requires finding a good date, finishing the guest list, making invitations, finding nice recipes, cooking, ... For me, all these tasks involve hierarchical dependencies and milestones that bug tracking systems should be able to handle? Here is an article that explains how to do advanced GTD with Remember The Milk, but he has to use several workarounds: (1) add a general tag 'wait' to tasks that are waiting for others to be completed but you cannot enter the IDs of the tasks that they are waiting for, (2) starting some special tasks with "." so that they are at the top of the alphabetically sorted list and signal that others are 'below' it as subgoals. Bug tracking systems should be able to handle these things much more naturally? Does anyone have experience and can recommend a lightweight bug tracking system that might be good for this? Other requirements: Should run as web app, should allow me to tag a task with several tags (like 'work', 'fun', 'short-task', 'errands', ...).

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  • Executing procedural queries in perl

    - by KalpaG
    I have a query like this set @valid_total:=0; set @invalid_total:=0; select week as weekno, measured_week,project_id as project, role_category_id as role_category, valid_count,valid_tickets, (@valid_total := @valid_total + valid_count) as valid_total, invalid_count,invalid_tickets, (@invalid_total := @invalid_total + invalid_count) as invalid_total from metric_fault_bug_project where measured_week = yearweek(curdate()) and role_category_id = 1 and project_id = 11; it executes fine in heidi (MySQL client) but when it comes to perl, it gives me this error DBD::mysql::st execute failed: You have an error in your SQL syntax; check the m anual that corresponds to your MySQL server version for the right syntax to use near ':=0; set :=0; select week as weekno, measured_week,project_id as project' at line 1 at D:\Mx\scripts\test.pl line 35. Can't execute SQL statement: You have an error in your SQL syntax; check the man ual that corresponds to your MySQL server version for the right syntax to use ne ar ':=0; set :=0; select week as weekno, measured_week,project_id as project' at line 1 The problem seem to be in the set @valid_total := 0; line. I am fairly new to Perl. Can anyone help? this is the complete perl code #!/usr/bin/perl #use lib '/x01/home/kalpag/libs'; use DBI; use strict; use warnings; my $sid = 'issues'; my $user = 'root'; my $passwd = 'kalpa'; my $connection = "DBI:mysql:database=$sid;host=localhost"; my $dbhh = DBI->connect( $connection, $user, $passwd) || die "Database connection not made: $DBI::errstr"; my $sql_query = 'set @valid_total:=0; set @invalid_total:=0; select week as weekno, measured_week,project_id, role_category_id as role_category, valid_count,valid_tickets, (@valid_total := @valid_total + valid_count) as valid_total, invalid_count,invalid_tickets, (@invalid_total := @invalid_total + invalid_count) as invalid_total from metric_fault_bug_project where measured_week = yearweek(curdate()) and role_category_id = 1 and project_id = 11'; my $sth = $dbhh->prepare($sql_query) or die "Can't prepare SQL statement: $DBI::errstr\n"; $sth->execute() or die "Can't execute SQL statement: $DBI::errstr\n"; while ( my @memory = $sth->fetchrow() ) { print "@memory \n"; }

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  • bluetooth file send.

    - by cheesebunz
    i'm new to bluetooth development and i found the 32netfeet . Right now i'm able to search for bluetooth devices nearby and connect to them but how do i send a file e.g SendTest.txt? I tried buttonclick event using the OBEX but i don't understand this is my example code: using InTheHand.Net; using InTheHand.Net.Sockets; using InTheHand.Net.Bluetooth; namespace BluetoothIntheHand { public partial class Form2 : Form { private Guid service = BluetoothService.DialupNetworking; private BluetoothClient bluetoothClient; public Form2() { InitializeComponent(); } private void btnSearch_Click(object sender, EventArgs e) { BluetoothRadio.PrimaryRadio.Mode = RadioMode.Discoverable; BluetoothRadio myRadio = BluetoothRadio.PrimaryRadio; lblSearch.Text = "" + myRadio.LocalAddress.ToString(); bluetoothClient = new BluetoothClient(); Cursor.Current = Cursors.WaitCursor; BluetoothDeviceInfo[] bluetoothDeviceInfo = { }; bluetoothDeviceInfo = bluetoothClient.DiscoverDevices(10); comboBox1.DataSource = bluetoothDeviceInfo; comboBox1.DisplayMember = "DeviceName"; comboBox1.ValueMember = "DeviceAddress"; comboBox1.Focus(); Cursor.Current = Cursors.Default; } private void btnConnect_Click(object sender, EventArgs e) { if (comboBox1.SelectedValue != null) { try { bluetoothClient.Connect(new BluetoothEndPoint((BluetoothAddress)comboBox1.SelectedValue, service)); MessageBox.Show("Connected"); } catch (Exception ex) { MessageBox.Show(ex.Message); } } } private void btnSend_Click(object sender, EventArgs e) { bluetoothClient.Connect(new BluetoothEndPoint((BluetoothAddress)comboBox1.SelectedValue, service)); String addr = "112233445566"; Uri uri = new Uri("obex://"+@"SendTest.txt"); ObexWebRequest req= new ObexWebRequest(uri); ObexWebResponse rsp; } I found the guide but don't really know how to convert to C# ' The host part of the URI is the device address, e.g. IrDAAddress.ToString(), ' and the file part is the OBEX object name. Dim addr As String = "112233445566" Dim uri As New Uri("obex://" & addr & "/HelloWorld2.txt") Dim req As New ObexWebRequest(uri) Using content As Stream = req.GetRequestStream() ' Using a StreamWriter to write text to the stream... Using wtr As New StreamWriter(content) wtr.WriteLine("Hello World GetRequestStream") wtr.WriteLine("Hello World GetRequestStream 2") wtr.Flush() ' Set the Length header value req.ContentLength = content.Length End Using ' In this case closing the StreamWriter also closed the Stream, but ... End Using Dim rsp As ObexWebResponse = CType(req.GetResponse(),ObexWebResponse) Console.WriteLine("Response Code: {0} (0x{0:X})", rsp.StatusCode)

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  • How to configure maximum number of transport channels in WCF using basicHttpBinding?

    - by Hemant
    Consider following code which is essentially a WCF host: [ServiceContract (Namespace = "http://www.mightycalc.com")] interface ICalculator { [OperationContract] int Add (int aNum1, int aNum2); } [ServiceBehavior (InstanceContextMode = InstanceContextMode.PerCall)] class Calculator: ICalculator { public int Add (int aNum1, int aNum2) { Thread.Sleep (2000); //Simulate a lengthy operation return aNum1 + aNum2; } } class Program { static void Main (string[] args) { try { using (var serviceHost = new ServiceHost (typeof (Calculator))) { var httpBinding = new BasicHttpBinding (BasicHttpSecurityMode.None); serviceHost.AddServiceEndpoint (typeof (ICalculator), httpBinding, "http://172.16.9.191:2221/calc"); serviceHost.Open (); Console.WriteLine ("Service is running. ENJOY!!!"); Console.WriteLine ("Type 'stop' and hit enter to stop the service."); Console.ReadLine (); if (serviceHost.State == CommunicationState.Opened) serviceHost.Close (); } } catch (Exception e) { Console.WriteLine (e); Console.ReadLine (); } } } Also the WCF client program is: class Program { static int COUNT = 0; static Timer timer = null; static void Main (string[] args) { var threads = new Thread[10]; for (int i = 0; i < threads.Length; i++) { threads[i] = new Thread (Calculate); threads[i].Start (null); } timer = new Timer (o => Console.WriteLine ("Count: {0}", COUNT), null, 1000, 1000); Console.ReadLine (); timer.Dispose (); } static void Calculate (object state) { var c = new CalculatorClient ("BasicHttpBinding_ICalculator"); c.Open (); while (true) { try { var sum = c.Add (2, 3); Interlocked.Increment (ref COUNT); } catch (Exception ex) { Console.WriteLine ("Error on thread {0}: {1}", Thread.CurrentThread.Name, ex.GetType ()); break; } } c.Close (); } } Basically, I am creating 10 proxy clients and then repeatedly calling Add service method. Now if I run both applications and observe opened TCP connections using netstat, I find that: If both client and server are running on same machine, number of tcp connections are equal to number of proxy objects. It means all requests are being served in parallel. Which is good. If I run server on a separate machine, I observed that maximum 2 TCP connections are opened regardless of the number of proxy objects I create. Only 2 requests run in parallel. It hurts the processing speed badly. If I switch to net.tcp binding, everything works fine (a separate TCP connection for each proxy object even if they are running on different machines). I am very confused and unable to make the basicHttpBinding use more TCP connections. I know it is a long question, but please help!

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