Turn off the lights

On March 27, 2010 the whole world will come together and turn off the lights for an hour to express solidarity and commitment towards Mother Earth. The Earth Hour, an initiative by World Wildlife Fund (WWF) is a reminder to all global citizens of the challenges posed by climate change.

The Earth hour is symbolic of the small but substantial steps that each one of us can take towards a sustainable future. Read below some simple energy saving steps for a greener tomorrow.

• Turn off the monitor instead of using a screensaver
• Lower down the brightness of your monitor
• Use built in power saving features
• While not using printers, scanners and speakers turn them off
• Turn off the computer, while taking a long break!

Pledge your support and join the 'Earth Hour' by switching off all lights this Saturday - 8.30 PM - 9.30 PM. To know more log onto www.earthhour.in

RubyConf India 2010

The Ruby Community in India, together with the Innovation & Technology Trust, is pleased to announce RubyConf India 2010 on Mar 20, 21 at the Royal Orchid Hotel, Old Airport Road, Bangalore.

This dual-track event will feature prominent speakers like:
Yukihiro Matsumoto “Matz” - the creator of Ruby, will deliver a talk via video-con.
Chad Fowler author of “The Passionate Programmer” and “My Job Went to India”
Obie Fernandez author of “The Rails Way”
Ola Bini core-committer to JRuby since 2006
Ivan Porto Carrero core-committer to IronRuby
Nick Sieger of Engine Yard and JRuby fameArun Gupta lead developer on GlassFish

Ruby is an OS dynamic language that offers an ideal development environment for Agile practitioners. It has one of the most active open source communities worldwide which produces and supports tools and projects like Ruby on Rails - a powerful web application development framework that works well on different platforms, and
significantly reduces time-to-market and operating costs.

Brainstorm, Network and Learn about the latest technology changes first-hand!

Follow on twitter : http://twitter.com/rubyconfindia

Details : http://rubyconfindia.org/about.html

Introduction to Greasemonkey

What is the need?
Sometimes it is needed that you want to execute some scripts automatically at your page using some client side language (e.g. Javascript). Some good examples are like Mob Wars, Mafia wars or FarmVille where attacks etc are automatically done with certain defined rules . Another example may be automatically retrieving data from other sites to make two sites more interconnected.

What is Greasemonkey?
"Greasemonkey is a Firefox extension that allows you to write scripts that alter the web pages you visit." Using Greasemonkey extension many script can be executed as a hack to the Firefox to make your work smoother.

How to install?
Download from http://www.greasespot.net/, install and restart the browser (Firefox). Scripts can be installed then after. It name must end in .user.js
http://dunck.us/collab/GreaseMonkeyUserScripts is the script repository containing hundreds of scripts

Example please!
// ==UserScript==
// @name Hello World (helloworld.user.js)
// @namespace http://vishnu-agarwal.blogspot.com
// @description example script to alert "Hello world!" on every page
// @include *
// @exclude http://timir126.blogspot.com/*
// ==/UserScript==

Further help?

• https://addons.mozilla.org/en-US/firefox/addon/748
• http://userscripts.org/
• http://www.greasespot.net/
• http://en.wikipedia.org/wiki/Greasemonkey