Swop

To increase temporary (during the current session):
sudo sysctl -w kern.sysv.shmmax=12582912
sudo sysctl -w kern.sysv.shmall=12582912

To enable it forever:
sudo vim /etc/sysctl.conf

kern.sysv.shmall=12582912
kern.sysv.shmmax=12582912

Swop

oldPath="vendor/example"
git config -f .git/config --remove-section "submodule.${oldPath}"
git config -f .gitmodules --remove-section "submodule.${oldPath}"
git rm --cached "${oldPath}"
rm -rf "${oldPath}"              ## remove src (optional)
rm -rf ".git/modules/${oldPath}" ## cleanup gitdir (optional housekeeping)
git add .gitmodules
git commit -m "Removed ${oldPath}"

Swop

" Paste this in your .vimrc file
" Use w!! when you've forgotten to open your file as root
cmap w!! w !sudo tee % >/dev/null

Swop

export PHP_IDE_CONFIG=serverName=mywebsite.lan
php -dxdebug.remote_host=192.168.33.1 app/console ...

Swop

# Enable OPCache
zend_extension=/path/to/lib/php/extensions/no-debug-non-zts-20121212/opcache.so

# OPCache settings
opcache.memory_consumption=128
opcache.interned_strings_buffer=8
opcache.max_accelerated_files=4000
opcache.revalidate_freq=60
opcache.fast_shutdown=1
opcache.enable_cli=1

Swop

<?php

namespace Your\Bundle\Listener;

use Symfony\Component\HttpKernel\Event\GetResponseEvent;
use Symfony\Component\HttpKernel\KernelEvents;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;

class LocaleListener implements EventSubscriberInterface
{

Swop

<?php

namespace Foo\BarBundle\Controller;

use Symfony\Bundle\FrameworkBundle\Controller\Controller;

class ArticleController extends Controller
{
    public function editAction(Article article)
    {

Swop

#!/bin/bash
echo "SELECT table_schema, round(sum(data_length+index_length)/1024/1024,4) AS \"Size (MB)\" FROM information_schema.tables GROUP BY table_schema;" | mysql -u root --password=XXXX

Swop

rm /dev/null && mknod -m 666 /dev/null c 1 3

Swop

rsync -Haurov {USER}@{IP}:{REMOTE_PATH} {LOCAL_PATH}