By chance, I have managed to land myself in a situation where the bug occurs only at a signal handler.

Conditional Breakpoints for Scalar Types Let’s assume that you, the brilliant hacker, has coded up some really uber-cool stuffs, like this piece of code below:

When I first started out using Linux, I was quite daunted by ‘iptables’, the built-in firewall that is bundled with the Linux kernel.

Here are some commands that I commonly use to find information about my system.

People must think I am going gaga; I have installed Ubuntu on every different CPU architecture I have laid my hands on, and now on my Macbook G4!

It’s amazing to see how big botnets can grow up till these days, and they really have plenty of computing power to spare.

A few different tips assembled together for one to find out information about an executable binary in Linux.

I never had to deal with the problem of handling foreign currency symbols, given that the countries I’ve lived in the past use the same terminology, where the only difference is the prefixing of their respective country name to the word ‘dollar’.