tobalsan

$token = $this->get('security.context')->getToken();
// do things that change user's roles
$token->setAuthenticated(false);

/* OR */

// Add new role
$user->addRole('ROLE_NEW');

// persist the user and it's new role to database 

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<?php

// Just change the "equals" method of your User class like the following to enable automatic roles refresh instead of having to logout / login for roles change to take effect

class User implements UserInterface
{
    // ...
    
    /**
     * Compares this user to another to determine if they are the same.

tobalsan

constraints:
    - Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity: { fields: username, groups: [create_user, default], message: userExists }
    - FOS\UserBundle\Validator\Unique: { property: usernameCanonical, groups: [create_user, default], message: userExists }
    - Callback:
        methods: [isTimeZoneValid]
        groups: [create_user, default]

tobalsan

// Prelod a single image
var image = $('<img />').attr('src', '/path/to/image.png');

// Multiple images
function preload(arrayOfImages) {
    $(arrayOfImages).each(function(){
        $('<img/>')[0].src = this;
        // Alternatively you could use:
        // (new Image()).src = this;
    });

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<?php
    // Retrieve full query string into an array directly from template
    $params = $sf_request->getParameterHolder()->getAll()->getRawValue();

tobalsan

// Git 1.8
git branch -u remote/foo

// If not in branch foo
git branch -u remote/foo foo

// Git 1.7
git branch --set-upstream foo remote/foo

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// app/config/config.yml
imports:
    - { resource: parameters.yml }
    - { resource: security.yml }
    # various imports
    - { resource: acmehello.yml }

// app/config/acmehello.yml
acme_hello:
    param:

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<?php

# src/Acme/HelloBundle/Twig/AcmeExtension.php
namespace Acme\HelloBundle\Twig;

use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\Locale\Locale;

class AcmeExtension extends \Twig_Extension
{

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.highlight .hll { background-color: #49483e }
.highlight  { background: #272822; color: #f8f8f2 }
.highlight pre { background: transparent; color: #f8f8f2 }
.highlight .c { color: #75715e } /* Comment */
.highlight .err { color: #960050; background-color: #1e0010 } /* Error */
.highlight .k { color: #66d9ef } /* Keyword */
.highlight .l { color: #ae81ff } /* Literal */
.highlight .n { color: #f8f8f2 } /* Name */
.highlight .o { color: #f92672 } /* Operator */
.highlight .p { color: #f8f8f2 } /* Punctuation */

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require 'posix-spawn'
require 'rbconfig'

##
# Wrapper for the Pygments command line tool, pygmentize.
#
# Pygments: http://pygments.org/
#
# Assumes pygmentize is in the path.  If not, set its location
# with Albino.bin = '/path/to/pygmentize'