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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.
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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
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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...
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
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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
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