Off to Chennai....Life's calling

The blog title says it all. I am moving to Chennai to take up a job with a subsidiary of Citigroup. So for now, it is Aadab Hyderabad and Vanakkam Chennai. If you want to contact me check out the contact page or the about …

Enable/Disable Multi CPUs in GNU/Linux

This is a wonderful feature of the Linux kernel. Being able to dynamically enable and disable multiple CPUs (all this without rebooting).

To check if you have multiple CPUs

$ cat /proc/cpuinfo
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 6
model           : 15
model name …

Setting up WPA2 on Linux

Recently Binand pointed me to DD-WRT (free Linux based firmware for Linksys' WRT54G Series). Since I owned that series of the router, I installed it on my router. It looks really very cool especially with those awesome javascript effects. It also came with support for …

Thejaswi.info revamped

Django has been evolving quietly but steadily. 6 months back when I deployed my site, I gambled and used newforms-admin to be able to experiment. Later, I realized that my blog had a few readers and experimentation would piss them off. Despite this, I managed to redesign …

Interesting aspect of Python : 1

Yesterday I learnt an interesting aspect of python called closures.

def a(aa1, aa2=10):
     def b(bb1, bb2=aa2):
             print aa1, aa2, bb1, bb2
     aa1+=100
     aa2+=100
     return b

>>> a(20)(5)

What is the output?

The answer by intuition would have been …

Useful yet underutilized commands

Recently, I have started looking towards system programming (thanks to my arm processor project). While I was glancing through the manual pages, I noticed these commands that are extremely useful but rarely used (or probably implicity used).

Here they are:

• csplit: split a file into sections …

A USB Drive Full of Viruses

Yesterday, when I plugged in my usb stick onto a college computer little did I realize that it would get infected with hundreds of viruses. Not that I am bothered by these viruses because I use GNU/Linux. I just wanted to safeguard my …

Mod_WSGI or Mod_Python?

Recently, I had the opportunity of deploying django apps that would receive heavy traffic and yet be lite on the memory because I was using a 256 MB virtual private server.

Django has two options:

• Mod_Python
• Mod_WSGI

I have had bad experiences with Mod_Python with issues ranging …

Some latest projects

I have been mum over the past couple of weeks because I have been busy with (sigh!!! repetitive) work. I have been involved with the websites of Euphoria (the cultural fest of my college) and CSFest (the technical fest of the CSE Department). Both the sites use …

Ramblings on Fossconf Chennai'08

Went to Chennai to attend my second FOSS conference. Though Fossconf 08 did not live up to my expectations, it was a perfect conference for first time speakers and absolute newbies who had no idea of what Foss was. I was really impressed by the project …