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How to get started on TDD with Ruby on Rails? [closed]

...have' not required. Once I've got all my testing classes how do I go and deploy them? Not sure about the question. You don't usually deploy the tests. Once you have all your testing classes simple type 'rake test' to run all your tests. How time consuming TDD really is? It saves time ...
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Why is @autoreleasepool still needed with ARC?

... ARC doesn't get rid of retains, releases and autoreleases, it just adds in the required ones for you. So there are still calls to retain, there are still calls to release, there are still calls to autorelease and there are still auto release pools. One of the other...
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Does the use of the “Async” suffix in a method name depend on whether the 'async' modifier is used?

... is ambiguous even from Microsoft documentation: In Visual Studio 2012 and the .NET Framework 4.5, any method that is attributed with the async keyword (Async in Visual Basic) is considered an asynchronous method, and the C# and Visual Basic compilers perform the necessary transformations ...
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setTimeout or setInterval?

... the setTimeout approach, since setTimeout waits 1000ms, runs the function and then sets another timeout. So the wait period is actually a bit more than 1000ms (or a lot more if your function takes a long time to execute). Although one might think that setInterval will execute exactly every 1000ms,...
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What does the plus sign do in '+new Date'

...n Number(new Date); } see: http://xkr.us/articles/javascript/unary-add/ and in MDN: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Arithmetic_Operators#Unary_plus share | ...
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How to align an image dead center with bootstrap

I'm using the bootstrap framework and trying to get an image centered horizontally without success.. 15 Answers ...
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How can I inject a property value into a Spring Bean which was configured using annotations?

...enerator(KeyGenerator kg) { ... } systemProperties is an implicit object and strategyBean is a bean name. One more example, which works when you want to grab a property from a Properties object. It also shows that you can apply @Value to fields: @Value("#{myProperties['github.oauth.clientId']}")...
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How to put individual tags for a scatter plot

I am trying to do a scatter plot in matplotlib and I couldn't find a way to add tags to the points. For example: 1 Answer ...
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How to detect pressing Enter on keyboard using jQuery?

... I'm linking to this because I read this and left scratching my head over why keypress didn't work with IE. (it won't bind to $(window) under IE) quirksmode.org/dom/events/keys.html – Incognito Mar 2 '11 at 16:49 ...
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Core Data: Quickest way to delete all instances of an entity

...he full object model for, let's say, "Cars" - could be about 2000 of them (and I can't make the Web Service return anything less than 1 or ALL cars. ...