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join list of lists in python [duplicate]
... no need to list() it! for item in itertools.chain(*a): do somethign with item
– hasen
Apr 4 '09 at 8:42
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What is the equivalent of “colspan” in an Android TableLayout?
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Visual Studio debugger - Displaying integer values in Hex
...laying integer values as Hex when I hover over variables and also in the immediate window. I guess I must have hit a shortcut key accidently or something.
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How to call a method with a separate thread in Java?
let's say I have a method doWork() . How do I call it from a separate thread (not the main thread).
7 Answers
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How to clear the cache in NetBeans
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Before 7.2, the cache is at C:\Users\username\.netbeans\7.0\var\cache. Deleting this directory should clear the cache for you.
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Ruby off the rails
Sometimes it feels that my company is the only company in the world using Ruby but not Ruby on Rails, to the point that Rails has almost become synonymous with Ruby.
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What do two question marks together mean in C#?
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It's the null coalescing operator, and quite like the ternary (immediate-if) operator. See also ?? Operator - MSDN.
FormsAuth = formsAuth ?? new FormsAuthenticationWrapper();
expands to:
FormsAuth = formsAuth != null ? formsAuth : new FormsAuthenticationWrapper();
which further expan...
How do I convert an HttpRequestBase into an HttpRequest object?
inside my ASP.NET MVC controller, I've got a method that requires an HttpRequest object. All I have access to is an HttpRequestBase object.
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Which Radio button in the group is checked?
...here a better way to find the checked RadioButton for a group? It seems to me that the code below should not be necessary. When you check a different RadioButton then it knows which one to uncheck… so it should know which is checked. How do I pull that information without doing a lot of if stateme...
Get decimal portion of a number with JavaScript
... world where 0.2999999999999998 is equal to 0.3 this may be acceptable. To me it isn't... Hence, to solve this challenge I'd refrain from using Math.* or % operations.
– Marcel Stör
Apr 2 '14 at 14:04
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