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Best practices for circular shift (rotate) operations in C++
...lso an earlier version of this answer on another rotate question with some more details about what asm gcc/clang produce for x86.
The most compiler-friendly way to express a rotate in C and C++ that avoids any Undefined Behaviour seems to be John Regehr's implementation. I've adapted it to rotate ...
Python: most idiomatic way to convert None to empty string?
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Unable to Cast from Parent Class to Child Class
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The best way to remove duplicate values from NSMutableArray in Objective-C?
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I know this is an old question, but there is a more elegant way to remove duplicates in a NSArray if you don't care about the order.
If we use Object Operators from Key Value Coding we can do this:
uniquearray = [yourarray valueForKeyPath:@"@distinctUnionOfObjects.self"...
How do I find out my python path using python?
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(or, more generically ...split(os.sep) ). Can't figure out why you're not getting the love, Mark. Your reply is technically more accurate than Paul D Waite's own reply to his question ????
– mjv
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How to get child element by class name?
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This code doesn't work if element has more than one class. For example: if you're looking for elements with "one" class, and your elements have "one two three" class, this function will not find them.
– Fran Verona
Feb 4 '14...
Difference between Statement and PreparedStatement
The Prepared Statement is a slightly more powerful version of a Statement, and should always be at least as quick and easy to handle as a Statement.
The Prepared Statement may be parametrized
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Should I use past or present tense in git commit messages? [closed]
...f using the past tense, e.g. "Added tests for x" though, which feels a lot more natural to me.
7 Answers
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How to quickly clear a JavaScript Object?
... poor GC means that IE6 will run slower, meaning that there's even more incentive to upgrade. You're still supporting it, it's just that it'll run slow.
– nickf
Mar 26 '09 at 5:47
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Functional design patterns [closed]
...ou build something that must be combined with other monads, resulting in a more complex one able to handle features of both of them.
In Real World Haskell there are a few chapters about monads. In Chapter 14. Monads the authors explain the basics and some common usages (maybe, list, state). Chapter...