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Is if(items != null) superfluous before foreach(T item in items)?
I often come across code like the following:
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Why is whitespace sometimes needed around metacharacters?
A few months ago I tattooed a fork bomb on my arm, and I skipped the whitespaces, because I think it looks nicer without them. But to my dismay, sometimes (not always) when I run it in a shell it doesn't start a fork bomb, but it just gives a syntax error.
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random.seed(): What does it do?
I am a bit confused on what random.seed() does in Python. For example, why does the below trials do what they do (consistently)?
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JavaScript - cannot set property of undefined
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What is the difference between
Can some one please describe the usage of the following characters which is used in ERB file:
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returning in the middle of a using block
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Android - get children inside a View?
Given a View how can I get the child views inside it?
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How to swap keys and values in a hash
How do I swap keys and values in a Hash?
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Make a Bash alias that takes a parameter?
I used to use CShell ( csh ), which lets you make an alias that takes a parameter. The notation was something like
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What is the difference between old style and new style classes in Python?
What is the difference between old style and new style classes in Python? When should I use one or the other?
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