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Javascript Regexp dynamic generation from variables? [duplicate]

...gExp(pattern1+'|'+pattern2, 'gi')); When I'm concatenating strings, all slashes are gone. If you have a backslash in your pattern to escape a special regex character, (like \(), you have to use two backslashes in the string (because \ is the escape character in a string): new RegExp('\\(') ...
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Negative list index? [duplicate]

... True although not all languages are able to follow this design. In C, n[-1] literally means the element prior to n[0] and is fine if n points into an array - even if it's more normally a bug. [dlang.org/d-array-article.html](Slicing in D) is a...
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What is the difference between pylab and pyplot? [duplicate]

...lotlib is the whole package; pylab is a module in matplotlib that gets installed alongside matplotlib; and matplotlib.pyplot is a module in matplotlib. Pyplot provides the state-machine interface to the underlying plotting library in matplotlib. This means that figures and axes are implicitly and au...
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How to condense if/else into one line in Python? [duplicate]

...ompress an if / else statement to one line in Python? I oftentimes see all sorts of shortcuts and suspect it can apply here too. ...
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Output window of IntelliJ IDEA cuts output [duplicate]

... @E-Riz IntelliJ IDEA 15.0.6 on Mac has all of those settings – Ed Norris Jun 10 '16 at 16:58 2 ...
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How to detect if URL has changed after hash in JavaScript

...hange event on window. In some old browsers, you need a timer that continually checks location.hash. If you're using jQuery, there is a plugin that does exactly that. share | improve this answer ...
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Python: How to get stdout after running os.system? [duplicate]

I want to get the stdout in a variable after running the os.system call. 6 Answers ...
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How to check whether a string is a valid HTTP URL?

...You may want to add more conditions to the uriResult.Scheme == ... Specifically https. It depends on what you need this for, but this small change was all I needed for it to work perfectly for me. – Fiarr Jan 22 '14 at 19:04 ...
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Scale image to fit a bounding box

...ed answer, the answer below is more accurate and is currently supported in all browsers if you have the option of using a background image. No, there is no CSS only way to do this in both directions. You could add .fillwidth { min-width: 100%; height: auto; } To the an element to always...
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Correct way to add external jars (lib/*.jar) to an IntelliJ IDEA project

...ider adding a lib folder, and use "Attach Jar Directories", which will add all jars in the lib folder. For a largish project, this keeps you from having to choose each jar individually. – joeslice Jul 6 '09 at 18:04 ...