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C# Regex for Guid
...that
have regex features based on PCRE also support conditionals. (source http://www.regular-expressions.info/conditional.html)
The regex that follows Will match
{123}
(123)
123
And will not match
{123)
(123}
{123
(123
123}
123)
Regex:
^({)?(\()?\d+(?(1)})(?(2)\))$
The solutions is simpli...
Parallelize Bash script with maximum number of processes
...
With GNU Parallel http://www.gnu.org/software/parallel/ you can write:
some-command | parallel do-something
GNU Parallel also supports running jobs on remote computers. This will run one per CPU core on the remote computers - even if they h...
Javascript AES encryption [closed]
...
JSAES is a powerful implementation of AES in JavaScript.
http://point-at-infinity.org/jsaes/
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PHP passing $_GET in linux command prompt
...pts = getopt('f:');
echo $opts['f']; // prints world
$_GET refers to the HTTP GET method parameters, which are unavailable in command line, since they require a web server to populate.
If you really want to populate $_GET anyway, you can do this:
// bash command:
// export QUERY_STRING="var=va...
Full Screen DialogFragment in Android
...l version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:minWidth="1000dp"
android:minHeight="1000dp">
</LinearLayout>
mai...
Representing Monetary Values in Java [closed]
... useful to people arriving here by search engines to know about JodaMoney: http://www.joda.org/joda-money/.
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CSS: 100% width or height while keeping aspect ratio?
...round-position: center;
background-repeat: no-repeat;
}
The reference: http://www.w3schools.com/cssref/css3_pr_background-size.asp
And the demo: http://www.w3schools.com/cssref/playit.asp?filename=playcss_background-size
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overlay two images in android to set an imageview
...Drawable XML file, let's call it layer.xml:
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item android:drawable="@drawable/t" />
<item android:drawable="@drawable/tt" />
</layer-list>
Now set the image using that Drawable:
testimage.setI...
Rails: around_* callbacks
I have read the documentation at http://api.rubyonrails.org/classes/ActiveRecord/Callbacks.html , but don't understand when the around_* callbacks are triggered in relation to before_* and after_* .
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Capturing console output from a .NET application (C#)
... an interaction with another process via the console output and input (see http://code.google.com/p/o2platform/source/browse/trunk/O2_Scripts/APIs/Windows/CmdExe/CmdExeAPI.cs)
Also useful for you might be the API that allows the viewing of the console output of the current process (in an existing c...