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GCC dump preprocessor defines

...nstead of the normal output, generate a list of `#define' directives for all the macros defined during the execution of the preprocessor, including predefined macros. This gives you a way of finding out what is predefined in your version of the preprocessor. Assuming you have no file...
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How do I get bash completion to work with aliases?

...d also add __git_complete g __git_main to get code completition working on all git commands. – Ondrej Machulda Apr 15 '13 at 12:03 ...
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How do I initialize a TypeScript object with a JSON object

I receive a JSON object from an AJAX call to a REST server. This object has property names that match my TypeScript class (this is a follow-on to this question ). ...
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performSelector may cause a leak because its selector is unknown

...for the C function pointer for the method corresponding to the controller. All NSObjects respond to methodForSelector:, but you can also use class_getMethodImplementation in the Objective-C runtime (useful if you only have a protocol reference, like id<SomeProto>). These function pointers are ...
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How do I base64 encode (decode) in C?

... *output_length = 4 * ((input_length + 2) / 3); char *encoded_data = malloc(*output_length); if (encoded_data == NULL) return NULL; for (int i = 0, j = 0; i < input_length;) { uint32_t octet_a = i < input_length ? (unsigned char)data[i++] : 0; uint32_t octet_b = ...
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Is the list of Python reserved words and builtins available in a library?

...break', 'class', 'continue', 'def', 'del', 'elif', 'else', 'except', 'finally', 'for', 'from', 'global', 'if', 'import', 'in', 'is', 'lambda', 'nonlocal', 'not', 'or', 'pass', 'raise', 'return', 'try', 'while', 'with', 'yield'] If you want to include built-in names as well (Python 3), then c...
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What to put in a python module docstring? [closed]

...ngs; the module's own docstring should describe them very summarily (if at all) and rather concentrate on a concise summary of what the module as a whole can do for you, ideally with some doctested examples (just like functions and classes ideally should have doctested examples in their docstrings)....
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How to get current CPU and RAM usage in Python?

... Worked for me on OSX: $ pip install psutil; >>> import psutil; psutil.cpu_percent() and >>> psutil.virtual_memory() which returns a nice vmem object: vmem(total=8589934592L, available=4073336832L, percent=52.6, used=5022085120L, free=35602...
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How can I perform a str_replace in JavaScript, replacing text in JavaScript?

...erf, you can have different levels of efficiency for creating a regex, but all of them are significantly slower than a simple string replace. The regex is slower because: Fixed-string matches don't have backtracking, compilation steps, ranges, character classes, or a host of other features that ...
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How can I tell gcc not to inline a function?

Say I have this small function in a source file 8 Answers 8 ...