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Best way to alphanumeric check in JavaScript
...n seems to be much slower (66% in Chrome 36) than charCodeAt(). See jsPerf and my answer below.
– Michael Martin-Smucker
Aug 17 '14 at 18:29
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How to check if array element exists or not in javascript?
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Unfortunately, this one doesn't work in IE 7 and below.
– darksoulsong
Oct 7 '14 at 15:21
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How can I delete all unversioned/ignored files/folders in my working copy?
...te all unversioned or ignored files in that working copy with a single command or tool? Essentially, I'm looking for the SVN analogue to git clean .
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Get property value from string using reflection
...Name).GetValue(src, null);
}
Of course, you will want to add validation and whatnot, but that is the gist of it.
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C# binary literals
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C# 7.0 supports binary literals (and optional digit separators via underscore characters).
An example:
int myValue = 0b0010_0110_0000_0011;
You can also find more information on the Roslyn GitHub page.
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Is git good with binary files?
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Out of the box, git can easily add binary files to its index, and also store them in an efficient way unless you do frequent updates on large uncompressable files.
The problems begin when git needs to generate diffs and merges: git cannot generate meaningful diffs, or merge binary file...
How to avoid .pyc files?
... available
to Python programs as the
sys.dont_write_bytecode variable, and
Python code can change the value to
modify the interpreter’s behaviour.
Update 2010-11-27: Python 3.2 addresses the issue of cluttering source folders with .pyc files by introducing a special __pycache__ subfolder...
Embedding JavaScript engine into .NET [closed]
just wondering if anyone has ever tried embedding and actually integrating any js engine into the .net environment. I could find and actually use (after a LOT of pain and effort, since it's pretty outdated and not quite finished) spidermonkey-dotnet project. Anyone with experience in this area? En...
“unmappable character for encoding” warning in Java
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Absolutely. (This is better handled in C#, where unicode escaping is only applied in certain contexts - but then there's the dangerous \x escape sequence as well, which is awful.)
– Jon Skeet
Jan 21 '09 at 11:38
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What are good examples of genetic algorithms/genetic programming solutions? [closed]
Genetic algorithms (GA) and genetic programming (GP) are interesting areas of research.
34 Answers
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