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How to determine if a number is a prime with regex?
... are NOT prime.
(..+?)\\1+
The second part of the regex is a little trickier, relying on groups and backreferences. A group is anything in parentheses, which will then be captured and stored by the regex engine for later use. A backreference is a matched group that is used later on in the same re...
Calculating Distance between two Latitude and Longitude GeoCoordinates
...d class libraries out there for calculating distance? I'm calculating it like this in C#:
13 Answers
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How do I find which program is using port 80 in Windows? [duplicate]
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Start menu → Accessories → right click on "Command prompt". In the menu, click "Run as Administrator" (on Windows XP you can just run it as usual), run netstat -anb, and then look through output for your program.
BTW, Skype by default tries to use ports 80 and...
What's the main difference between Java SE and Java EE? [duplicate]
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Java SE (formerly J2SE) is the basic Java environment. In Java SE, you make all the "standards" programs with Java, using the API described here. You only need a JVM to use Java SE.
Java EE (formerly J2EE) is the enterprise edition of Java. With it, you make websites, Java Beans, and more powerfu...
How do I get the fragment identifier (value after hash #) from a URL?
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MusaMusa
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jquery's append not working with svg element?
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When you pass a markup string into $, it's parsed as HTML using the browser's innerHTML property on a <div> (or other suitable container for special cases like <tr>). innerHTML can't parse SVG or other non-HTML content, and even if ...
Is there a macro recorder for Eclipse? [closed]
Is there a good Eclipse plugin for recording and playing back macros?
9 Answers
9
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Turn off deprecated errors in PHP 5.3
...tall is spitting these errors out on me, causing my session_start() to break.
9 Answers
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Why does this code using random strings print “hello world”?
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FThompsonFThompson
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PHP function to build query string from array
I'm looking for the name of the PHP function to build a query string from an array of key value pairs. Please note, I am looking for the built in PHP function to do this, not a homebrew one (that's all a google search seems to return). There is one, I just can't remember its name or find it on php...