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  • How can I change ruby log level in unit tests based on context

    - by Stuart
    I'm new to ruby so forgive me if this is simple or I get some terminology wrong. I've got a bunch of unit tests (actually they're integration tests for another project, but they use ruby test/unit) and they all include from a module that sets up an instance variable for the log object. When I run the individual tests I'd like log.level to be debug, but when I run a suite I'd like log.level to be error. Is it possible to do this with the approach I'm taking, or does the code need to be restructured? Here's a small example of what I have so far. The logging module: #!/usr/bin/env ruby require 'logger' module MyLog def setup @log = Logger.new(STDOUT) @log.level = Logger::DEBUG end end A test: #!/usr/bin/env ruby require 'test/unit' require 'mylog' class Test1 < Test::Unit::TestCase include MyLog def test_something @log.info("About to test something") # Test goes here @log.info("Done testing something") end end A test suite made up of all the tests in its directory: #!/usr/bin/env ruby Dir.foreach(".") do |path| if /it-.*\.rb/.match(File.basename(path)) require path end end

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  • Quickest way to clone a GregorianCalendar?

    - by wds
    I'm trying to make a deep copy of an object, including a GregorianCalendar instance. I'm always wary of using clone() and it doesn't seem to have been overridden here, so I'm just doing the copy field by field. Ideally, there'd be a copy constructor, which I could use like so: GregorianCalendar newCalendar = new GregorianCalendar(oldCalendar); Unfortunately I can't find any such functionality in the API and am stuck trying to figure out which fields I need to get an exact copy. So, to make a copy of one of these calendars, how would you do it? Am I missing some simple shortcut here?

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  • C#: Get key and value types of non-generic IDictionary at runtime

    - by Yang Zou
    there. I am wondering how I can get the key and value types of a non-generic IDictionary at runtime. For generic IDictionary, we can use reflection to get the generic arguments, which has been answered here. But for non-generic IDictionary, for instance, HybridDictionary, how can I get the key and value types? Thanks. Edit: I may not describe my problem properly. For non-generic IDictionary, if I have HyBridDictionary, which is declared as HyBridDictionary dict = new HyBridDictionary(); dict.Add("foo" , 1); dict.Add("bar", 2); How can I find out the type of the key is string and type of the value is int? Did I make the question clear? Thanks.

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  • How do I reload servlet classes without restarting my web application?

    - by Ramon
    I want to reload just my web layer classes without reloading my service layer classes (which take longer to initialize and change less frequently). There are no references from my service layer into the web layer and I can create a whole new instance of the web layer without problems. I can conceive of a solution involving complicated class-loader tricks to isolate the web layer in its own class-loader and I think this is probably the only way to do this so what I'm asking is, is there a library out there which does this? I know about JavaRebel - I don't need that much power and I'm really looking for a more lightweight free solution.

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  • Best use of System.Windows.Forms.Application.Run()

    - by carlos
    Hello i Have a programa that has starts in a main sub, it executes some code and after that code it opens a form using System.Windows.Forms.Application.Run(General) General is a form but also a class, so I wonder what it the pros or cons of using : System.Windows.Forms.Application.Run(General) vs Dim gen as general System.Windows.Forms.Application.Run(gen) In the first I am opening a form using the name of the class, and I read that it is best to declare the instance as an object variable. So far I used the first approach without any problem. Thanks for your comments !

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  • OOP question about functions that struck me all of a sudden.

    - by Nitesh Panchal
    Hello, May be my question is stupid. But i would like to get it cleared. We know that functions are loaded in memory only once and when you create new objects, only instance variables gets created, functions are never created. My question is, say suppose there is server and all clients access a method named createCustomer(). Say suppose all clients do something which fired createCustomer on server. So, if the method is in middle of execution and new client fires it. Will the new request be put on wait? or new request also will start executing the method? How does it all get managed when there is only one copy of function in memory? No book mentions answers to this type of questions. So i am posting here where i am bound to get answers :).

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  • convert int into string with certain length of char

    - by Tommy
    If the title wasn't clear, ill try to explain it well here. I have a bunch of integers, ranging from 1 to 999, and i need to convert these into strings, but when i do that, i need them to be 3 characters long. so for instance, if i had: int i1 = 45; then when i turned that into a string, i'd need this: "045" or similarly, if i had an int of 8 then that would have to turn into "008", and if anything had 3 places, such as 143, then it would just be outputted as 143. is this easily possible? Thanks for responses in advance. :)

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  • Need help with writing from XML to a SQL Server database (detailed)

    - by fogedi
    I'm a bit of a newbie with XML and WebServices and stuff like that. I'm working on a project using GlassFish OpenESB to schedule a process to get some information from a webservice and then store in a database. The criteria is basically that i have to use GlassFish OpenESB or EJB modules where i can expose webservices or something along those lines, AND i have to use SQL Server 2005. So far I've been able to talk to the webservice: and receive something along those lines <?xml version="1.0" encoding="UTF-8" standalone="no"?> <SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://schemas.xmlsoap.org/soap/envelope/ http://schemas.xmlsoap.org/soap/envelope/"> <SOAP-ENV:Body> <m:entrypoint_getSettlementsOperationResponse xmlns:m="http://j2ee.netbeans.org/wsdl/BorgunTestBPEL/entrypoint_getSettlements"> <part1> <GetSettlementsByMerchantResponse xmlns="http://Borgun.Services.Gateway/2010/04/Settlement"> <GetSettlementsByMerchantResult xmlns:a="http://schemas.datacontract.org/2004/07/Borgun.Library.Common" xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns:msgns="http://Borgun.Services.Gateway/2010/04/Settlement" xmlns:ns0="http://j2ee.netbeans.org/wsdl/BorgunTestBPEL/entrypoint_getSettlements"> <a:CreditCardSettlement> <a:amexAmount>XXX</a:amexAmount> <a:amount>XXXX</a:amount> <a:batches> <a:CreditCardBatch> <a:batchdate>xxx</a:batchdate> <a:batchnumber>XXXX</a:batchnumber> <a:currencyCode>xxxx</a:currencyCode> <a:merchantnumber>xxxx</a:merchantnumber> <a:settlementRunNumber>xx4</a:settlementRunNumber> <a:settlementdate>2010-04-06T00:00:00</a:settlementdate> <a:slips>2</a:slips> <a:sum>xxxx</a:sum> </a:CreditCardBatch> <a:CreditCardBatch> <a:batchdate>xxx</a:batchdate> <a:batchnumber>xxxxx</a:batchnumber> <a:currencyCode>xxxx</a:currencyCode> <a:merchantnumber>xxxx</a:merchantnumber> <a:settlementRunNumber>xxxx</a:settlementRunNumber> <a:settlementdate>xxxx</a:settlementdate> <a:slips>x</a:slips> <a:sum>xxx</a:sum> </a:CreditCardBatch> </a:batches> <a:commission>xx</a:commission> <a:currencyCode>xxx</a:currencyCode> <a:deduction>-xxx</a:deduction> <a:deductionItems> <a:CrediCardSettlementDeduction> <a:amount>-xxx</a:amount> <a:code>VIÐSKF</a:code> <a:currencyCode>ISK</a:currencyCode> <a:merchantnumber>xxx</a:merchantnumber> <a:settlementrunnumber>xxx</a:settlementrunnumber> <a:text>Afsláttur v/ekorta</a:text> </a:CrediCardSettlementDeduction> <a:CrediCardSettlementDeduction> <a:amount>-335.00</a:amount> <a:code>ÁLAGKREK</a:code> <a:currencyCode>ISK</a:currencyCode> <a:merchantnumber>xxx</a:merchantnumber> <a:settlementrunnumber>xxx</a:settlementrunnumber> <a:text>xxx</a:text> </a:CrediCardSettlementDeduction> </a:deductionItems> </a:CreditCardSettlement> </GetSettlementsByMerchantResult> </GetSettlementsByMerchantResponse> </part1> </m:entrypoint_getSettlementsOperationResponse> </SOAP-ENV:Body> </SOAP-ENV:Envelope> I have access to the SQL Server 2005 server which is remote and i know i can insert into it but given that now i have a one-to-many relationship i want to be able to rollback if something fails. So in short how can I insert from this XML into the DB preferably without manually walking through the XML tree? I'm pretty sure I'm supposed to be able to use Entity and Session Beans or maybe JAXB bindings but I'm simply not being successful. One of the reasons might have something to do with the fact that the soap response contains an array of CreditCardSettlements and each of which contains an array of Batches and DeductionItems It would be best if someone can help me do this via a BPEL in GlassFish OpenESB but any hint at a java solution is much appreciated.

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  • disable download of my paid app in Android

    - by Boy
    I have a paid app in the store which will remove the ads in another app when it is installed on that device. Now I want to remove this 'remove ads' app, as I want to have an in-app payement for this for instance (or maybe I just keep the ads version only). But the problem is, if I unpublish the app, people who bought it will not be able to download it again when they get a new phone or reset their phone. How to I keep the app in the Play Store, but prevent people from buying it? Is this possible? My backup plan is: make the app cost 10.000 euro's and put in the message that this app should not be bought anymore. But I don't like that...

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  • Changing floating point behavior in Python to Numpy style.

    - by Tristan
    Is there a way to make Python floating point numbers follow numpy's rules regarding +/- Inf and NaN? For instance, making 1.0/0.0 = Inf. >>> from numpy import * >>> ones(1)/0 array([ Inf]) >>> 1.0/0.0 Traceback (most recent call last): File "<stdin>", line 1, in <module> ZeroDivisionError: float division Numpy's divide function divide(1.0,0.0)=Inf however it is not clear if it can be used similar to from __future__ import division.

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  • Printing Work Items in TFS

    - by user351671
    Hi, I am looking for a fancy way the print individual work items in TFS. OK ... maybe not the work item directly but I need to produce printable forms based on data on a work item. And by fancy I mean: header, footer, formatting, tables maybe ... stuff like that. No, I am not trying to print a list of work items, read carefully, I need an output based on a single work item. For those who are wondering "Why on earth do you need that?" I should say: We are keeping everything on TFS around here. (For now only software development stuff, but I am thinking bigger...) Sometimes somethings need to be on hard copy, to be signed for instance, and that is why I need printable forms.

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  • Makefile automatic link dependency ?

    - by Kuang Chen
    It's easy to let program figure out the dependency at compile time, (with gcc -MM). Nevertheless, link dependency (deciding which libraries should be linked to) seems to be difficult to figure out. This issue become emergent when multiple targets with individual libraries to link to are needed. For instance, three dynamic library targets t1.so, t2.so and t3.so needs to be built. t1.so needs math library (-lm), while t2 and t3 don't. It would be tedious to write separate rules. A single rule requiring the three targets linked with math library saves the trouble. However, it causes inflation of target size since math library is unused for t2.so and t3.so. Any ideas?

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  • Array-size macro that rejects pointers

    - by nneonneo
    The standard array-size macro that is often taught is #define ARRAYSIZE(arr) (sizeof(arr) / sizeof(arr[0])) or some equivalent formation. However, this kind of thing silently succeeds when a pointer is passed in, and gives results that can seem plausible at runtime until things mysteriously fall apart. It's all-too-easy to make this mistake: a function that has a local array variable is refactored, moving a bit of array manipulation into a new function called with the array as a parameter. So, the question is: is there a "sanitary" macro to detect misuse of the ARRAYSIZE macro in C, preferably at compile-time? In C++ we'd just use a template specialized for array arguments only; in C, it seems we'll need some way to distinguish arrays and pointers. (If I wanted to reject arrays, for instance, I'd just do e.g. (arr=arr, ...) because array assignment is illegal).

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  • Design pattern: Polymorphism for list of objects

    - by ziang
    Suppose I have a class A, and A1, A2 inherits from A. There are 2 functions: List<A1> getListA1(){...} List<A2> getListA2(){...} Now I want to do something similar to both A1 and A2 in another function public void process(List<A>){...} If I want to pass the instance of either ListA1 or ListA2, of course the types doesn't match because the compiler doesn't allow the coercion from List< A1 to List< A. I can't do something like this: List<A1> listA1 = getListA1(); List<A> newList = (List<A>)listA1; //this is not allowed. So what is the best approach to the process()? Is there any way to do it in a universal way rather than write the similar code to both List and List?

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  • How do I ensure data consistency in this concurrent situation?

    - by MalcomTucker
    The problem is this: I have multiple competing threads (100+) that need to access one database table Each thread will pass a String name - where that name exists in the table, the database should return the id for the row, where the name doesn't already exist, the name should be inserted and the id returned. There can only ever be one instance of name in the database - ie. name must be unique How do I ensure that thread one doesn't insert name1 at the same time as thread two also tries to insert name1? In other words, how do I guarantee the uniqueness of name in a concurrent environment? This also needs to be as efficient as possible - this has the potential to be a serious bottleneck. I am using MySQL and Java. Thanks

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  • jQuery dialog box not opening 2nd time

    - by Steven
    I found this thread which basically has the same issue I have. But their solution is not working for me. The dialog appears the first time I click the submit button, but not the 2nd time. I'm opening the dialog box after a form submission. UPDATE I finally got it working. Here is the correct code: if (jQuery('#registrationforms').length > 0) { //instantiate the dialog jQuery("#dialog").dialog({ modal:true, autoOpen:false }); //Some more code here to call processRegistration function. } function processRegistration(instanceID, formData) { jQuery.post("mypath/jquery_bll.php", { instance: 'processRegistration', formData : formData, instanceID : instanceID }, function(feedback) { jQuery('#dialog').text(feedback.message); jQuery('#dialog').parent().addClass(feedback.type); jQuery('#dialog').dialog('open'); },"json"); } Since I'm dynamically applying css class, I have to make sure to add it to the outer DIV which $.dialog creates to wrap my 'dialog' DIV.

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  • Do private classes need to be accessed by properties?

    - by Andy
    I am using an instance of a private class as the state object supplied to a stream.BeginRead operation. (The class is private to my main stream reading/writing class.) public class MainClass { // ... private class ResponseState { public IResponse response; public Stream stream; public byte[] buffer = new byte[1024]; } } Access to the class is via the fields directly. Should I really be providing access to the class via properties in this case, even though it is only to be used for holding state? Interested to know what others do.

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  • using setSfGuardUser() to save the current user in the model

    - by user334017
    My application makes use of the sfGuardUser plugin. One of my tables has a relation onto the sf_guard_user table so there is a corresponding setSfGuardUser() function in the base model. From Actions.class.php, I am attempting to set the current user into the object using this function, (Which I then save in the database). my attempt: ->setSfGuardUser($this->getUser()); //called from inside Actions.class.php this throws an error: Couldn't call Doctrine_Core::set(), second argument should be an instance of Doctrine_Record or Doctrine_Null when setting one-to-one references. ...# at Doctrine_Record->coreSetRelated('sfGuardUser', object('myUser')) Which makes me think that getUser() is not returning a sfGuardUser object, though I don't know how to check this. Can anyone offer any insight?

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  • Android how to display and image from URL

    - by Patrick
    Hi all! I'm having trouble displaying SOME images on my android app. Just normal display image from certain URL. Some images works, some just doesn't work. For instance try displaying this image from URL: http://img191.imageshack.us/img191/7379/tronlegacys7i7wsjf.jpg It doesn't work. Doesn't even work in emulator. Could it be the EXIF info for the image is problematic? Can anyone try to see they are able to display that image on android app, and share the code/method to display that image on screen? Thank you!

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  • What is the difference between the * and the & operators in c programming?

    - by Wesley
    I am just making sure I understand this concept correctly. With the * operator, I make a new variable, which is allocated a place in memory. So as to not unnecessarily duplicate variables and their values, the & operator is used in passing values to methods and such and it actually points to the original instance of the variable, as opposed to making new copies...Is that right? It is obviously a shallow understanding, but I just want to make sure I am not getting them mixed up. Thanks!

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  • UItabbar settitlecolor,iPhone

    - by FirstTimer
    I am trying to change the color of the text of tabbar item,programmatically. I am using [[UITabBar appearance] setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKeys: [UIFont fontWithName:@"AmericanTypewriter" size:20.0f], UITextAttributeFont, [UIColor blackColor], UITextAttributeTextColor, [UIColor grayColor], UITextAttributeTextShadowColor, [NSValue valueWithUIOffset:UIOffsetMake(0.0f, 1.0f)], UITextAttributeTextShadowOffset, nil]]; Which should works on iOS5 and above. But my apps gets crashed with error at console : *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[_UIAppearance setTitleTextAttributes:]: unrecognized selector sent to instance 0x79f5790' *** First throw call stack: Not sure, why i am getting a crash. Also please suggest, if there is any other way to change the font color of the tabbar items. Thanks

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  • How do I create static instances of a class inside that class?

    - by wehas
    I have a class Color that holds values for the red, green, and blue channels of a color. The class constructor lets you create a new color by specifying values for the three channels. However, for convenience, I would also like to have some "premade" colors available for the programmer. For example instead of having something like DrawRectangle(new Color(1, 0, 0)); you would be able to say DrawRectangle(Color.Red); Where Color.Red is an instance of Color that lives inside the Color class. How can I declare these instances of Color inside the Color class? If there is a name for this type of technique I'd like to know it as I had no idea what search terms to use when I was looking for help online.

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  • jQuery sanitizing comments and linkifying URLs

    - by iWasRobbed
    In terms of jQuery (or Javascript), what happens behind the scenes when a person posts a comment on Facebook, Twitter, or a blog? For instance, do they sanitize the text first, and then pattern match URL's into an actual link? Are there other items of concern that the client-side should check in addition to doing some checks on the backend? I have found a few regex's for turning URL's into links, but I'm not sure if there are better solutions. I'm trying to wrap my head around the problem, but I'm having a difficult time knowing where to start. Any guidance you can provide is greatly appreciated!

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  • How can I animate between states in a programmatic skin? [FLEX]

    - by Lewis
    I have a button with the various states (up/over/down etc) that uses a skin file to render the display. I want to achieve animation between the states. For instance, between the change from 'up' to 'over' I want to fade in a color and a border. The way I am doing this at the moment is to use viewstates and animate between them using transitions and the mx:AnimateProperty. However, using this method I can only animate one property per viewstate. So only the border, or the color can be animated. Does anyone know how I can achieve multiple animations on multiple properties of a programmatic button skin? Thanks in advance! Note: I have looked into using tweener but cannot see how it would help my situation

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  • MS Access raise form events programmatically

    - by Eric G
    Is it possible to raise built-in MS Access form events programmatically? I have a feeling it isn't but thought I would check. (I am using Access 2003). For instance, I want to do something like this within a private sub on the form: RaiseEvent Delete(Cancel) and have it trigger the Access.Form delete event -- i.e. without actually deleting a bound record. Note my delete event is not handled by the form itself but by an external class, so I can't simply call Form_Delete(Cancel).

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