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What is the most efficient way to store tags in a database?
...tle:text[]
For more info, see this excellent post by Josh Berkus:
http://www.databasesoup.com/2015/01/tag-all-things.html
There are more various options compared thoroughly for performance and the one suggested above is the best overall.
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How do I create a MongoDB dump of my database?
... 59 objects
DATABASE: admin to dump/admin
Source: http://www.mongodb.org/display/DOCS/Import+Export+Tools
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Do you need to use path.join in node.js?
...re that it uses forward versus back slashes. For example:
path.join("/var/www", "test")
Will correctly insert the separator between www and test /var/www/test
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How can I embed a YouTube video on GitHub wiki pages?
...EXT HERE](https://img.youtube.com/vi/YOUTUBE_VIDEO_ID_HERE/0.jpg)](https://www.youtube.com/watch?v=YOUTUBE_VIDEO_ID_HERE)
For more information about Markdown look at this Markdown cheatsheet on GitHub.
For more information about Youtube image links look this question.
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How can you customize the numbers in an ordered list?
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title> new document </title>
<style type="text/css">
<!--
ol {
counter-reset: item;
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Using SASS with ASP.NET [closed]
...2]: http://compass-style.org/ [3]:
http://lesscss.org/ [4]:
http://www.mindscapehq.com/products/web-workbench [5]:
http://www.ironruby.net/ [6]: http://www.dotlesscss.org/ [7]:
http://bundletransformer.codeplex.com/ [8]:
http://weblogs.asp.net/scottgu/archive/2011/11/27/new-bun...
Asynchronous shell exec in PHP
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if the user you run apache (usually www-data) doesn't have the permissions to use at and you can't configure it to, you can try to use <?php exec('sudo sh -c "echo \"command\" | at now" '); If command contains quotes, see escapeshellarg to save you headaches...
RRSet of type CNAME with DNS name foo.com. is not permitted at apex in zone bar.com
...u can use this same method to redirect a naked domain to a subdomain (like www). I use this in cases where www.foo.com has to be a CNAME so I redirect from foo.com to www.foo.com with this same method. If foo.com is an A record, you can use this technique to redirect from www.foo.com to foo.com.
NO...
What is the best way to check for Internet connectivity using .NET?
...inues to respond to pings. On the other hand, I cannot image a world where www.google.com does not return some HTML :)
– Daniel Vassallo
Jan 9 '10 at 1:01
3
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Regular Expression for alphanumeric and underscores
...ppreciate the readability of the full POSIX character class names ( http://www.zytrax.com/tech/web/regex.htm#special ), so I'd say:
^[[:alnum:]_]+$
However, while the documentation at the above links states that \w will "Match any character in the range 0 - 9, A - Z and a - z (equivalent of POSI...