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bash HISTSIZE vs. HISTFILESIZE?
What is the difference in HISTSIZE vs. HISTFILESIZE ?
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Which is better option to use for dividing an integer number by 2?
Which of the following techniques is the best option for dividing an integer by 2 and why?
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Getting name of the class from an instance
I have the following problem: I get an instance of a class passed and want to know the name of the class of this instance. How to get this?
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Override devise registrations controller
I have added a field to the sign-up form that is based on a different model, see How do I use nested attributes with the devise model for the gory details. This part is working fine.
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What's “requestCode” used for on PendingIntent?
Background:
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What is the difference between mocking and spying when using Mockito?
What would be a use case for a use of a Mockito spy?
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Using the field of an object as a generic Dictionary key
If I want to use objects as the keys for a Dictionary , what methods will I need to override to make them compare in a specific way?
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Xcode/Simulator: How to run older iOS version?
I'm thinking of upgrading to iOS SDK 4.2. But what I'm wondering is if I'll still be able to run the simulator as iOS 3.2. This is because I'm creating iAds for iPad but I still want to check if my program will run with iOS 3.2.
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Return type of '?:' (ternary conditional operator)
Why does the first return a reference?
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Understanding Fragment's setRetainInstance(boolean)
Starting with the documentation:
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