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Getting a map() to return a list in Python 3.x

... I guess because it's more verbose, you have to write an extra variable (twice)... If the operation is more complex and you end up writing a lambda, or you need also to drop some elements, I think a comprehension is definitively better than a map+filter, but if you already have the...
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Difference between char* and const char*?

... char* is a mutable pointer to a mutable character/string. const char* is a mutable pointer to an immutable character/string. You cannot change the contents of the location(s) this pointer points to. Also, compilers are required to give error messages when you try to do so. ...
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Convert HashBytes to VarChar

I want to get the MD5 Hash of a string value in SQL Server 2005. I do this with the following command: 7 Answers ...
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Javascript and regex: split string and keep the separator

I have a string: 7 Answers 7 ...
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How to prevent gcc optimizing some statements in C?

...ch function that is defined after this point is as if attribute((optimize("STRING"))) was specified for that function.". – Ciro Santilli 郝海东冠状病六四事件法轮功 Jun 26 '19 at 15:21 ...
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Most efficient T-SQL way to pad a varchar on the left to a certain length?

...your padding character and @n is the number of characters in the resulting string (assuming you need the padding because you are dealing with a fixed length). But as I said you should really avoid doing this in your database. ...
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What function is to replace a substring from a string in C?

Given a ( char * ) string, I want to find all occurrences of a substring and replace them with an alternate string. I do not see any simple function that achieves this in <string.h> . ...
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When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?

...ce in some memory buffers 0xFE (unused parts of `std::string` or the user buffer passed to `fread()`). 0xFD is used in VS 2005 (maybe some prior versions, too), 0xFE is used in VS 2008 and later. 0xCC...
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Calling Objective-C method from C++ member function?

... case for xcode project I open xcode project file throught TextEdit, found string which contents interest file, it should be like: /* OnlineManager.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = OnlineManager.cpp; sourceTree = "<group>"; }; ...
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Replacing a char at a given index in string? [duplicate]

String does not have ReplaceAt() , and I'm tumbling a bit on how to make a decent function that does what I need. I suppose the CPU cost is high, but the string sizes are small so it's all ok ...