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Capturing Groups From a Grep RegEx
... first capture group is stored in index 1, the second (if any) in index 2, etc. Index zero is the full match.
You should be aware that without anchors, this regex (and the one using grep) will match any of the following examples and more, which may not be what you're looking for:
123_abc_d4e5
xyz1...
Bower and devDependencies vs dependencies
...d scripts, e.g. unit testing, packaging scripts, documentation generation, etc.
dependencies are required for production use, and assumed required for dev as well.
Including devDependencies within dependencies, as you have it, won't be harmful; the module will just bundle more files (bytes) during...
Why would one use the Publish/Subscribe pattern (in JS/jQuery)?
...l. But that still creates a coupling between whatever interface/base class/etc we decide on and the Radio class. Basically whenever you change one of the Radio, Signal or Relay class you have to think about how it could possibly affect the other two classes.
Now let's try something different. Let's...
How to get a subset of a javascript object's properties
...common refactorings like renaming a property in your IDE won't pick it up, etc.etc.
– Andy
May 12 at 18:03
You don't n...
Are PDO prepared statements sufficient to prevent SQL injection?
...encodings where they did not exist previously (i.e. 0xbf27 is still 0xbf27 etc.)—so the server will still reject the string as invalid. However, see @eggyal's answer for a different vulnerability that can arise from using this SQL mode (albeit not with PDO).
Safe Examples
The following examples...
Do you need to use path.join in node.js?
...the given pathes come from unknown sources (eg. user input, 3rd party APIs etc.).
So path.join('a/','b') path.join('a/','/b'), path.join('a','b') and path.join('a','/b') will all give a/b.
Without using it, you usually would make expectations about the start and end of the pathes joined, knowing...
How to get first 5 characters from string [duplicate]
...
For single-byte strings (e.g. US-ASCII, ISO 8859 family, etc.) use substr and for multi-byte strings (e.g. UTF-8, UTF-16, etc.) use mb_substr:
// singlebyte strings
$result = substr($myStr, 0, 5);
// multibyte strings
$result = mb_substr($myStr, 0, 5);
...
Android: Background Image Size (in Pixel) which Support All Devices
...main problem/challenge with android, there is no set size for hdpi, xhdpi, etc. because each manufacture can make a different sized phone/tablet, unlike IOS where only apple makes it. Look at section on range: developer.android.com/guide/practices/…
– toidiu
...
Using SASS with ASP.NET [closed]
...e sassc.exe).
NSass: a .Net wrapper.
Node-Sass: to use Libsass on Node.js.
etc.
Compass is a framework for Sass that add a lot of useful helpers (like image spriting) and can also compile your SCSS/Sass. But you need to install Ruby on each development environment where you need to compile your ...
How to enable cURL in PHP / XAMPP
...
On Debian with Apache 2:
apt-get install php5-curl
/etc/init.d/apache2 restart
(php4-curl if it's php4)
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