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Enabling auto layout in iOS 6 while remaining backwards compatible with iOS 5

... "Main Storyboard" setting in Xcode. I add a reference to your answer from my post. – Imre Kelényi Sep 26 '12 at 7:06 ...
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C++11 std::threads vs posix threads

...ss-compiling a simple program ( stackoverflow.com/q/30893684 ) It works in my happy gcc/linux environment but when I go to compile for ARMv7 the application terminates instantaneously. pthreads are a pain in the butt compared to std::thread, but this answer nails it on the head with, "If you want to...
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Why `null >= 0 && null

... I had the same problem !!. Currently my only solution is to separate. var a = null; var b = undefined; if (a===0||a>0){ } //return false !work! if (b===0||b>0){ } //return false !work! //but if (a>=0){ } //return true ! ...
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How to determine equality for two JavaScript objects?

...are not to be considered part of the object value. For example, function MyClass(a, b) { var c; this.getCLazy = function() { if (c === undefined) c = a * b // imagine * is really expensive return c; } } In this above case, c is not really important to determin...
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Python assigning multiple variables to same value? list behavior

..._(0, 1).) So, it's not really rebinding anything at all. It's like calling my_object.set_something(1). Sure, likely the object is rebinding an instance attribute in order to implement this method, but that's not what's important; what's important is that you're not assigning anything, you're just mu...
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When to use generic methods and when to use wild-card?

... no other class, even if they implement T too. You wouldn't be able to use my previous example but you could do: List<Apple> basket = new ArrayList<Apple>(); basket.add(new Apple()); basket.add(new Apple()); basket.add(new Apple()); List<Fruit> fridge = new ArrayList<Fruit>(...
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Differences between action and actionListener

...al, below works as good. public void ajaxListener() { // ... } But in MyFaces, it would throw a MethodNotFoundException. Below works in both JSF implementations when you want to omit the argument. <h:commandXxx ...> <f:ajax execute="@form" listener="#{bean.ajaxListener()}" render="...
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Rails params explained?

... toasterlovin, it sounds like you did not read the second sentence of my answer or look at the first example. – David Grayson Nov 27 '13 at 0:21 1 ...
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What does the slash mean in help() output?

... I asked this question myself. :) Found out that / was originally proposed by Guido in here. Alternative proposal: how about using '/' ? It's kind of the opposite of '*' which means "keyword argument", and '/' is not a new character. Then h...
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How does grep run so fast?

..., it is blazingly faster than java code that I used to write.(according to my experience I might be wrong though) 2 Answers...