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Automatically deleting related rows in Laravel (Eloquent ORM)
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I believe this is a perfect use-case for Eloquent events (http://laravel.com/docs/eloquent#model-events). You can use the "deleting" event to do the cleanup:
class User extends Eloquent
{
public function photos()
{
return $this->has_many('Photo');
}
//...
img tag displays wrong orientation
I have an image at this link: http://d38daqc8ucuvuv.cloudfront.net/avatars/216/2014-02-19%2017.13.48.jpg
14 Answers
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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
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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]
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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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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...