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  • ext gwt textbox is empty?

    - by user153506
    i have a textbox received from designer.but i wrote action in GWT. the problem is textbox is empty but when textbox is filled by value by pressing button then alert box will be displayed informed that value has been changed. but not worked.help me. TextBox zip1 = null; function onModuleLoad() { zip1 = TextBox.wrap(DOM.getElementById("zip1")); zip1.addChangeHandler(zip1ChangeAction()); } private ChangeHandler zip1ChangeAction() { return new ChangeHandler() { public void onChange(ChangeEvent event) { Window.alert("change fired"); } }; }

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  • JSlider jump on mouse click

    - by Aly
    Hi, I have a JSlider which shows bet sizes (for a poker game) I am trying to achieve the effect that when a mouse click occurs the slider jumps forward by a bet amount (i.e. a big blind amount) rather than just incrementing by one. If the mouse click happens to the left of the bar i want it to decrement by a fixed amount else increment. I looked into attaching a mouse listener, but do not know how I can use the event to find out on what side of the bar the mouse was clicked. Any ideas?

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  • Session variable getting lost using Firefox, works in IE

    - by user328422
    I am setting a Session variable in an HttpHandler, and then getting its value in the Page_load event of an ASPX page. I'm setting it using public void ProcessRequest(HttpContext context) { HttpPostedFile file = context.Request.Files["Filedata"]; context.Session["WorkingImage"] = file.FileName; } (And before someone suggests that I check the validity of file.FileName, this same problem occurs if I hard-code a test string in there.) It's working just fine in IE, but in Firefox the Session Variable is not found, getting the "Object reference not set to an instance of an object" error in the following code: protected void Page_Load(object sender, EventArgs e) { string loc = Session["WorkingImage"].ToString(); } Has anyone encountered this problem - and hopefully come up with a means for passing the session variable?

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  • UltiDev Cassini and <system.webServer> web.config settings

    - by Robert Koritnik
    MS Cassini Development Web Server is a nice product that executes web requests in a similar way that IIS7 does. Every request (event for static content) goes through the same .Net pipeline without exception. All custom HttpModule can handle any request. But sometimes you don't want these modules to execute for certain content (most often static content). In this regard, MS Cassini doesn't read/obey <system.webServer> web.config settings like IIS7 does. I'm particularly interested in these settings. <system.webServer> ... <handlers /> <modules /> </syste.webServer> Does UltiDev's Cassini (a separate payable product upgraded from MS Cassini) web server read these settings and execute as the web.config tells it to?

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  • How can I access the ListViewItems of a WPF ListView?

    - by David Schmitt
    Within an event, I'd like to put the focus on a specific TextBox within the ListViewItem's template. The XAML looks like this: <ListView x:Name="myList" ItemsSource="{Binding SomeList}"> <ListView.View> <GridView> <GridViewColumn> <GridViewColumn.CellTemplate> <DataTemplate> <!-- Focus this! --> <TextBox x:Name="myBox"/> I've tried the following in the code behind: (myList.FindName("myBox") as TextBox).Focus(); but I seem to have misunderstood the FindName() docs, because it returns null. Also the ListView.Items doesn't help, because that (of course) contains my bound business objects and no ListViewItems. Neither does myList.ItemContainerGenerator.ContainerFromItem(item), which also returns null.

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  • WPF - Drag from withing DataTemplate

    - by Gustavo Cavalcanti
    I have a ListBox displaying employees with a DataTemplate - it looks very similar to this screenshot. I want to be able to click on the employee photo, drag it and drop it somewhere out of the ListBox. How can I do that? I am not sure how to capture the PreviewMouseLeftButtonDown event of the Image, since it's inside the DataTemplate. Edit: The DataTemplate lives in a separate assembly and the drag/drop logic needs to be in the Window that has the ListBox. Edit2: I am thinking that the right way of doing this is using commands, am I right? Thanks!

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  • Disabling Submit Button in ASP.NET 3.5 Application with JavaScript breaks BlackBerry submission

    - by ahsteele
    The following code is being used to disable a Submit button once it has been clicked. This works great on desktop browsers and most BlackBerry mobile browsers. Submit.Attributes.Add("onclick", "javascript:this.disabled=true;" + ClientScript.GetPostBackEventReference(Submit, null)); Unfortunately, when using a BlackBerry Storm clicking the submit button causes the device to just reload the page. If I remove this code the Storm browser submits the page just fine. I need to disable the button when the browser is capable of doing so but do not want to affect browsers that are not JavaScript capable. I realize I could add the jQuery framework and only attach the event client side, but am trying to look for the simplest fix (read least intrusive) as this is a legacy application. Any suggestions?

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  • Throwing an exception from a BackgroundWorker which calls an async. method (Webrequest)

    - by mrbamboo
    Hi, My main application creates a new BackgroundWorker X the DoWork event handler of X calls a method Y of my controller. This method creates the WebRequest (async.) instance and the callback using AsyncCallback. When the response arrives the callback method Z gets called and the content will be analyzed. It can happen that the response has an unwanted content. At that moment callback Z will throw an exception. I want to catch this exception in my main application. I tried it in DoWork and RunWorkerCompleted but nothing can be caught from there. Error in RunWorkerCompletedEventArgs is always null.

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  • How to mock a file with EasyMock?

    - by Todd
    Hello, I have recently been introduced to EasyMock and have been asked to develop some unit tests for a FileMonitor class using it. The FileMonitor class is based on a timed event that wakes up and checks for file modification(s) in a defined list of files and directories. I get how to do this using the actual file system, write a test that writes to a file and let the FileMonitor do its thing. So, how do I do this using EasyMock? I just don't get how to have EasyMock mock the file system. Thanks, Todd

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  • NHibernate IPreUpdateEventListener weird behaviour

    - by mcaaltuntas
    I am using NHibernate 2.0.1 and IPreUpdateEventListener,IPreInsertEventListener events for audit logging purposes. I have a basic entity that has a one to many relation like this. User-------Books From an ASP.NET MVC controller method i am adding a book to a user like this. Book book =new Book("LOTR"); var userBook=user.AddBook(book); After session flushing OnPreInsert event called once for newly created Book object than OnPreUpdate called for all books objects in user's books collection even they have not changed.So I am updating LastMofiedDate property of all books objects and I dont want to do this. Is this supposed behaviour of NHibernate or am I missing something?

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  • Kink detection in drawn polylines

    - by David Rutten
    Users can sketch in my app using a very simple tool (move mouse while holding LMB). This results in a series of mousemove events and I record the cursor location at each event. The resulting polyline curve tends to be rather dense, with recorded points almost every other pixel. I'd like to smooth this pixelated polyline, but I don't want to smooth intended kinks. So how do I figure out where the kinks are? The image shows the recorded trail (red pixels) and the 'implied' shape as a human would understand it. People tend to slow down near corners, so there is usually even more noise here than on the straight bits.

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  • Creating a Cross-Process EventWaitHandle

    - by Navaneeth
    I have two windows application, one is a windows service which create EventWaitHandle and wait for it. Second application is a windows gui which open it by calling EventWaitHandle.OpenExisting() and try to Set the event. But I am getting an exception in OpenExisting. The Exception is "Access to the path is denied". windows Service code EventWaitHandle wh = new EventWaitHandle(false, EventResetMode.AutoReset, "MyEventName"); wh.WaitOne(); Windows GUI code try { EventWaitHandle wh = EventWaitHandle.OpenExisting("MyEventName"); wh.Set(); } catch (Exception ex) { MessageBox.Show(ex.Message); } I tried the same code with two sample console application, it was working fine.

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  • What's the best way to Notify network users of outages or maintenance

    - by Dubs
    There are times when one of our applications is down for maintenance and we'd like to let our users know about it before they start flooding our help desk with calls. What's the best way to notify our users of an event on the network? Some users are on our intranet, while others log in from the Web. Is there an application they can install to which we can send notifications messages? I'm interested to hear what others have come up with to address this requirement. Thanks!

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  • Java EE 6 - ordering Servlet Request Listeners

    - by Walter White
    Hi all, I finally updated to Java EE 6 (web profile) and would like to control the ordering of my servlet request listeners. I did that before through the XML ordering by listing the listeners in a particular order. Now, I have placed the @WebListener annotation on the classes which are listeners and am trying to figure out how to order the listeners such that they work properly. One must run before another one, otherwise, it won't have the information it needs and won't work. Also, it doesn't seem my listeners are actually being invoked even though they're marked with @WebListener. I am running embedded glassfish 3.0. Another question that is somewhat related - ServletRequestListeners in Java EE 6 by default are still synchronous meaning they're hit first, then servlet filters, right? ServletRequestListeners are not asynchronous where they merely get notified of an event without interrupting the execution? Walter

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  • How to read in text from the visual studio debug output window

    - by Jeremy Bell
    I've read several articles that tell you how to add text to the output window in visual studio from within an Add-On (specifically, a visual studio 2008 integration package, via the visual studio 2008 SDK 1.1), but no examples of how to read text from the output window. My goal is to parse text from the debug output window while debugging a certain application (TRACE output and possibly stdin/stdout). The IVsOutputWindowPane interface has no methods for reading in text from the output window. The documentation seems to imply that it is possible, but it doesn't provide an example: http://msdn.microsoft.com/en-us/library/bb166236(VS.80).aspx Quote: In addition, the OutputWindow and OutputWindowPane objects add some higher-level functionality to make it easier to enumerate the Output window panes and to retrieve text from the panes. Preferably I'd like to be able to subscribe to an event that fires when a new line of text arrives, similar to a StreamReader's asynchronous reads.

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  • jquery ui autocomplete database

    - by user343925
    Hello, I'd like to use jQuery UI autocomplete in order to load a list from my database but I don't know wich method I should use to do so. I tried to use the "Remote datasource" method [url]http://jqueryui.com/demos/autocomplete/#remote[/url], but it obviously doesn't work. I have the following code : js: $(function() { $("#client").autocomplete({ source: "nom.php", minLength: 2, select: function(event, ui) { alert(ui); } }); }); html : <label for="client">Client</label> <input name="client" id="client" class="ui-autocomplete ui-widget-content ui-corner-all" /> php: $query = "SELECT nom from personne"; $result = mysql_query($query, $db); while($row = mysql_fetch_assoc($result)) { foreach($row as $val) $tab[] = $val; } print json_encode($tab); It does work with ["hello","test1","test2"] instead of the url but I need to load datas form database so pls tell me how I should do. thank you

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  • ASP.NET VB.NET GridView adding anchor tag to a cell

    - by user3036965
    I have an GridView control with some data in the first cell throughout the column. Ineed to make that cell data into a hyperlink (anchor tag) like the following. <a href=""myPage.aspx?r=" & strParam & """>" & strData & "</a>" Can anyone advise on the most effective way to do this? I am using a datatable and then assigning the datatable to the gridview. Any advice would be greatly appreciated. I need to use the Sub GridView1_RowDataBound(ByVal sender As Object, ByVal e As GridViewRowEventArgs). So I could add a hyperlink whatabout getting the parameters into the RowDataBound event is where my skills are falling down. Thank you

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  • How do I edit a "ell in an MFC Listbox?

    - by Pedro
    I have CListBox control that has 2 columns and any number of rows. I want the user to be able to click(or maybe double-click) a "cell" and be able edit the text therein. link text (Can't post images yet, need +10). What I mean is that I want to be able to click and edit any of the places where it says "TEST" by clicking on the text to make it editable. How should I go about this? I suppose I should use a mouse click event but how would I make the cell editable?

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  • Oracle: error while trying to use formulas

    - by Yazeed
    I created an element with an input value of type "Day" , when i write a formula i get this error. Any idea what's wrong? APP-FF-33232: EATC_EXTRA_DAYS_ENTRY_EFFECTIVE_DATE_ENTRY_VALUE has null or not found allowed, but no default set specified. Cause: If a Database Item has null allowed, or not found allowed, then the item must also specify a default set to be used to provide default values in the event of these occurring. The item named has one of these conditions allowed, but the default set column in the FF_DATABASE_ITEMS table is null. Action: Please refer to your local support representative. -

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  • "Invalid Postback or callback argument" on modifying the DropDownList on the client side

    - by gnomixa
    I know why it's happening and i turned the validation on the page level, but is there a way to turn it off on the control level? "Invalid Postback or callback argument . Event validation is enabled using in configuration or <%@ Page EnableEventValidation="true" %in a page. For security purposes, this feature verifies that arguments to Postback or callback events originate from the server control that originally rendered them. If the data is valid and expected, use the ClientScriptManager.RegisterForEventValidation method in order to register the Postback or callback data for validation."

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  • I'm a java developer struggling with jQuery

    - by Mustafa
    Guys i am very new to jQuery.I have started using the auto complete feature.What i want is while i click on an item provided by the auto complete the page should submit to another page.I am using : $().ready(function() { $("#name").autocomplete("contacts.jsp"); $("#name").result(function(event, data, formatted) { if (data) $(this).parent().next().find("input").val(data[1]); }); $("#name").setOptions({ mustMatch : false, max: 8, onClick:selectItem, autoFill: false }); }); And this gives me good data like :Aditi XaveirAsif Garhietc for 'A'Now what i want is on clicking Aditi Xaveir, the page should submit to AditiXaveir's profile page.How do i do that?

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  • How do I.. get a value for time at 9:00am local, regardless of the timezone?

    - by ander163
    In my app, I need to set a variable for a start time to be 9:00 a.m. local, wherever the user is located. I have a timezone variable for each user and the save and retrieve are all working. But I need to set a variable when I create a new event to be 9:00 am in the user's local time zone. My current method uses the local time of the server, then makes the adjustments for the individual user's time zone. I don't know what I don't know - is there a command to create the value for "Today's date at 9:00 am where you are"? My current code is: t = Time.now.to_date.beginning_of_day + 11.hours (forcing the 2 hour offset between my primary user and the server in a different timezone).

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  • MouseLeftButtonUpEvent & Bubbling in Canvas

    - by Maxim
    Hi guys, I think I'm going crazy... I have Canvas with event handlers for MouseMove & MouseLeftButtonUp. However MouseLeftButtonUp is not being fired when it happens with cursor over TextBlock that is inside canvas. (it fires just fine when I release mouse button in empty space of the canvas) I tried attaching handler via AddHandler and using regular += syntax, nothing seems to work. I tried using Canvas.CaptureMouse() but it doesnt seem to work either (CaptureMouse returns true btw). MouseLeftButtonUp just doesnt want to propagate to it's parent when it happens over TextBlock (or any other element with IsHitTestVisible = true) inside Canvas. Please help.

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  • Keep an object for the time the connection is running in ASP.NET

    - by vtortola
    Hi, I'm developing a web service with ASP.NET, is not an .asmx or WCF, it's a custom one, so I'm working with the Http classes (context, request, response, etc..). Session is disabled. I'm working with my own handler and module. I'd like to keep a object alive and accessible for the time the connection is alive. I mean, a request enters, I assign a DbCommand to it and that connection will use that command as long is doing things, when that connection is ended, the object should be disposed. I've thought, that I can add it to my IPrincipal implementation, then when the connection is authenticated in the module and the user retrieved, I can add that DbCommand to the IPrincipal, so I can retrieve it from wherever I want in the code, and after in the module EndRequest event, I can dispose it, but I don't know if there is a better approach to do this. What do you think? cheers

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  • Flex: vertical gap between list items not working

    - by pfunc
    I have a list item with buttons in it like so: <mx:List contentBackgroundAlpha="0" baseColor="0x333333" leading="10" id="weekButtonList" width="260" borderVisible="false" dataProvider="{_data.mappoints.week.@number}" itemClick="onWeekClick(event);" > <mx:itemRenderer > <mx:Component> <mx:Button buttonMode="true" width="260" height="50" label="Week {data}" /> </mx:Component> </mx:itemRenderer> </mx:List> No matter what I do, these buttons have a vertical gap inbetween them. I have tried everything from setting the "vertical-gap" property to negative and positive numbers as well as changing the padding-bottom and padding-top on them. I want the buttons to be right up against eachother vertically. I have also tried "button-height" and padding on the List component...still nothing. How do I control this?

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