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Check if object is file-like in Python
...like if not hasattr(fp, 'read') and raising some exception provides little more utility than just calling fp.read() and handling the resulting attribute error if the method does not exist.
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What is the difference between atomic and critical in OpenMP?
...cal nor atomic. Approximately, addition with critical section is 200 times more expensive than simple addition, atomic addition is 25 times more expensive then simple addition.
The fastest option (not always applicable) is to give each thread its own counter and make reduce operation when you need ...
Pipe output and capture exit status in Bash
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import .css file into .less file
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How to make HTML input tag only accept numerical values?
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for a more robust solution, also consider copy and paste can add letters to this example!
– Neil
Feb 17 '14 at 11:43
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How to Create Deterministic Guids
...ns from the errata. Even a link at the end of the document would be vastly more helpful than relying on the reader to remember to search for errata (hopefully before writing an implementation based on the RFC...).
– Bradley Grainger
Jul 10 '13 at 13:16
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Why are these constructs using pre and post-increment undefined behavior?
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How to trim a string to N chars in Javascript?
...e starting point. The second argument (7) is the ending point (exclusive). More info here.
var string = "this is a string";
var length = 7;
var trimmedString = string.substring(0, length);
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Reading value from console, interactively
...irst part of the answer, the you can't do a while loop ... doesn't hold anymore. Yes, you can have a while loop and still don't block, thanks to the the async-await pattern. Other answers reflect that. To anyone reading this nowadays - please consult other answers as well.
– Wi...