FYI! doctype html

The doctype at the start of the HTML file tells the browser which version of HTML you are using. The doctype is not an HTML element, so it doesn't have a closing tag. The doctype ensures that your web page displays consistently when its visited from different browsers.

http://www.codecademy.com

Make link directory on Ubuntu 12.04

I want create link directory from my home/username/Documents/folder_name into folder /var/www

let's do it by execute :

ln -s /home/username/Documents/folder /var/www/

Just it!

YII, change default controller

File main.php

return array(
    'basePath' => dirname(__FILE__) . DIRECTORY_SEPARATOR . '..',
    'name' => 'My application',
    'defaultController' => 'myController/myAction',   // <-- Use this code to change default controller

How to check date range on rails?

(Time.now.to_date - 2.days.ago.to_date).to_i

Description :
Time.now.to_date we will get date now with format : Fri, 5 Aug 2014
use to_i to return range date