Arduino Ethernet Shield and Webclient

First thing you do when you get a Ethernet Shield for Arduino (in my case Duemilanove). You will be uploading various example sketches. I was doing the same Ardoino was working flawlessly and then I got stuck in WebClient sketch. I did all the things I could do. Reset Arduino. Reset Ethernet Shield. Change Ethernet cat5 […]

Power Programming with Tags

Source tagging is very powerful source code navigation system, it beats any state of the art IDE. If you are using Emacs, Vim and TextMate then you can use source tagging for navigation. Here are the few simple steps to do it. Step 1. Install ctags in your system. For mac $ sudo port install […]

Prevent Googlebot following links in Gmail

How to prevent googlebot following links in gmail messages? Well bad news is “Googlebot is following links sent to subscribers of a mailing list by email and it is causing those subscribers to receive an unsubscribe meesage or a added download from the list or server”. Bigger Bad news is that age old trick will […]

Net neutrality

I was shocked to find that DOT (Department of Technology, India) has blocked major file sharing websites. This clearly is a failure of democracy in india. This proves either india does not care about Internet neutrality or India does not have infra to take right action. Thank god I live in India. These efforts are not very effective. But they are philosophically […]