Wikipedia will back down soon. They will shutdown on 05.00 UTC , today(18/1/2012), for 24 hours. That is protesting Protect IP Act in US.Please find the further details in here. more »

I got a same WhatsApp message from a number of friends. The message is about WhatsApp will charge for their service unless you are a frequent user. And it asks you to forward that message to 10 people. I checked the official blog of WhatsApp. That is… more »

There are a number of ways to create a pdf file by using open source software. For example, openoffice can export their document files into PDF. But How's about others file type? For example, how can I export a web page into PDF? I found the best way is… more »