php

• http://ipsum.knplabs.com/
• https://github.com/KnpLabs/KnpIpsum
• https://github.com/GrifiS/Symfony2CMS
• https://github.com/stfalcon/portfolio
• https://github.com/13pass/symfony2-sample

apt-get install libpcre3-dev php5-dev

sudo pecl install APC

sudo echo "extension=apc.so
apc.shm_segments=1
apc.shm_size=32
apc.ttl=7200
apc.user_ttl=7200
apc.enable_cli=1
apc.stat=1
apc.stat_ctime=1" > /etc/php5/conf.d/apc.ini

sudo service apache2 restart
#or
sudo service php5-fpm restart

Ths source library on sourceforge http://phpqrcode.sourceforge.net and the Drupal module http://drupal.org/project/qr_codes

PHP 5.4.0 offers a wide range of new features:

-- create an empty temporary table with same structure as tbl1

CREATE TEMPORARY TABLE tbl2 LIKE tbl1;

The lifetime of a temp table in php is the runtime life of a php script.