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In Python, if I return inside a “with” block, will the file still close?
...call of a finally statement: "Note that exit handlers and finally clauses, etc., will not be executed."
– Rik Poggi
Mar 27 '12 at 7:55
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Compelling examples of custom C++ allocators?
...ere it was absolutely necessary for correctness, performance, scalability, etc? Any really clever examples?
16 Answers
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Truly understanding the difference between procedural and functional
...ed examples deliberately avoid mixing in these other programming styles in order to emphasize the distinction between the two styles under discussion.
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What is the difference between Serializable and Externalizable in Java?
... behaviors to store and later recreate the object. You may specify in what order or how to handle references and complex data structures, but eventually it comes down to using the default behavior for each primitive data field.
Externalization is used in the rare cases that you really want to store...
UIView bottom border?
...s fixed. When the size of your view changes (device rotation, Auto Layout, etc.) then your CALayer won't automatically adjust itself. You're going to have to set that up yourself. Whereas using drawRect can handle the change automatically.
– Womble
Jul 3 '15 at...
Cartesian product of x and y array points into single array of 2D points
... to bugs if you expect the cartesian product to be constructed in the same order for arrays of the same size.
– tlnagy
Jul 27 '15 at 18:35
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C# switch statement limitations - why?
...onstant time branch. The compiler may find short-cuts (using hash buckets, etc), but more complicated cases will generate more complicated MSIL code with some cases branching out earlier than others.
To handle the String case, the compiler will end up (at some point) using a.Equals(b) (and possibl...
Can a CSS class inherit one or more other classes?
...same approach will work with CSS Selectors? Instead of specifying h1, h2, etc you could specify .selector1, .selector2, .etc
– JeffryHouser
Mar 1 '16 at 18:05
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UTF-8 all the way through
...ument. However, if you're targeting older versions of HTML (XHTML, HTML4, etc.), these points may still be useful:
For HTML before HTML5 only: you want all data sent to you by browsers to be in UTF-8. Unfortunately, if you go by the only way to reliably do this is add the accept-charset attribute...
CSS: Control space between bullet and
...well as semantics: if in future any javascript or new features development etc had a good reason to add extra spans to your content, things could get messy)
– user56reinstatemonica8
Aug 7 '12 at 11:01
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