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Remove non-numeric characters (except periods and commas) from a string
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You could use preg_replace to swap out all non-numeric characters and the comma and period/full stop as follows:
$testString = '12.322,11T';
echo preg_replace('/[^0-9,.]+/', '', $testString);
The pattern can also be expressed as /[^\d,.]+/
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How to do a safe join pathname in ruby?
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I recommend using File.join
>> File.join("path", "to", "join")
=> "path/to/join"
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XPath to select element based on childs child value
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How can I find the location of origin/master in git, and how do I change it?
...om Subversion to Git. I followed the tutorial here: http://www.simplisticcomplexity.com/2008/03/05/cleanly-migrate-your-subversion-repository-to-a-git-repository/
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Why {} + {} is NaN only on the client side? Why not in Node.js?
... other hand Chrome dveloper tools does the following:
try {
if (injectCommandLineAPI && inspectedWindow.console) {
inspectedWindow.console._commandLineAPI = new CommandLineAPI(this._commandLineAPIImpl, isEvalOnCallFrame ? object : null);
expression = "with ((window &...
How to reload apache configuration for a site without restarting apache
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should be possible using the command
sudo /etc/init.d/apache2 reload
hope that helps
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ValueError : I/O operation on closed file
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How exactly does the “Specific Version” property of an assembly reference work in Visual Studio?
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It's a compile-time property!
One of the most important things to know is that "Specific Version" is a property that takes effect at compile-time and not at runtime.
What is it all about?
When a project is built, the project's as...
How to pick a new color for each plotted line within a figure in matplotlib?
...o much, but there's an example at the bottom of this answer: stackoverflow.com/questions/4805048/… Basically you just do this: [colormap(i) for i in np.linspace(0, 0.9, num_plots)], where colormap is one of the colormaps in matplotlib.pyplot.cm and numplots is the number of unique colors that you ...
Should I compile release builds with debug info as “full” or “pdb-only”?
...the PDB files somewhere so that you can reference them when a crash report comes in. If you can set up a symbol server to store those debugging symbols, so much the better.
If you opt to build with none, you will have no recourse when there's a crash in the field. You won't be able to do any sort...