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Python exit commands - why so many and when should each be used?
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Check if class already assigned before adding
...noting, JQuery does some optimisation in its removeClass implementation in order to avoid a pointless re-rendering. It goes like this
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// only assign if different to avoid unneeded rendering.
finalValue = value ? jQuery.trim( cur ) : "";
if ( elem.className !== finalValue ) {
elem.className ...
Differences between fork and exec
...lar file on disk. (from 1.1.2 Programs, Processes, and Threads)
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In order to run a program, the kernel is first asked to create a new process, which is an environment in which a program executes. (also from 1.1.2 Programs, Processes, and Threads)
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It’s impossible to understand the ex...
How to change the Content of a with Javascript
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Android: Vertical alignment for multi line EditText (Text area)
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LINQ Ring: Any() vs Contains() for Huge Collections
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It depends on the collection. If you have an ordered collection, then Contains might do a smart search (binary, hash, b-tree, etc.), while with `Any() you are basically stuck with enumerating until you find it (assuming LINQ-to-Objects).
Also note that in your example,...
Delete directory with files in it?
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In order to remove all files from a folder, not only the ones with extensions, use glob in the following way: array_map('unlink', glob("$dirname/*")); This still doesn't allow you to delete directories nested in the folder.
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Release generating .pdb files, why?
...s of source code cannot be matched up one-to-one with (or even in the same order as) the generated assembly code. PDB files help you and the debugger out, making post-mortem debugging significantly easier.
You make the point that if your software is ready for release, you should have done all your ...
What modern C++ libraries should be in my toolbox? [closed]
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Warning message: In `…` : invalid factor level, NA generated
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