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Regex lookahead, lookbehind and atomic groups

... doesn't support look-behind assertions. And most flavors that support it (PHP, Python etc) require that look-behind portion to have a fixed length. Atomic groups basically discards/forgets the subsequent tokens in the group once a token matches. Check this page for examples of atomic groups ...
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Best way to add “current” class to nav in Rails 3

...d this thoroughly and I'm very new to RoR (moving over after a decade with PHP) so if this has a major flaw I'd love to hear it. At least this way you only need 1 helper function and a simple call in each link. share ...
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How to generate a create table script for an existing table in phpmyadmin?

How can I generate a create table script for an existing table in phpmyadmin? 10 Answers ...
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.gitignore is ignored by Git

...rly. I saved its contents in notepad, and did: git rm -r --cached someFile.php and it worked like a charm :) – ShayLivyatan Jul 20 '16 at 7:08 ...
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How to validate a url in Python? (Malformed or not)

...t work for IPv6 urls, which have the form http://[2001:0DB8::3]:8080/index.php?valid=true#result – cimnine Feb 4 '18 at 20:42  |  show 6 more ...
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How to make the hardware beep sound in Mac OS X 10.6

... Here is a list of other options if anyone is interested: pastebin.com/raw.php?i=czJ8MVW3 – Andrei Mar 24 '13 at 14:28 7 ...
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How do I check if a column is empty or null in MySQL?

...if there is something null, why is that so? – noobie-php Mar 17 '16 at 11:01 the NULLIF checks fieldname for the empty...
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Java equivalent to C# extension methods

...ll more modern languages allow for some kind existing class extension: C#, php, objective-c, javascript. Java surely shows its age here. Imagine you want to write a JSONObject to disk. Do you call jsonobj.writeToDisk() or someunrelatedclass.writeToDisk(jsonobj) ? – woens ...
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How to place the ~/.composer/vendor/bin directory in your PATH?

...and it worked for me. curl -sS https://getcomposer.org/installer | sudo php -- --install-dir=/usr/local/bin --filename=composer share | improve this answer | follow ...
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jQuery Validate Plugin - How to create a simple custom rule?

... type: "POST", url: "http://"+location.host+"/checkUser.php", data: "checkUsername="+value, dataType:"html", success: function(msg) { //If username exists, set response to true ...