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Best Practices in Error Handling
According to the Murphy’s law — “Anything that can go wrong will go wrong“. And if Mr. Murphy were also a software engineer, he would certainly add “and anything that cannot go wrong will go wrong as...
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Errors as Part of Interface
I was writing this code the other day. It’s a very small program — a POP3 client that downloads messages. And I just couldn’t come up with an easy and consistent way to report errors. I wanted...
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The Pragmatic Programmer
Another great piece of computer literature I found in our campus’ library! I’m talking about The Pragmatic Programmer by Andy Hunt and David Thomas. And yes, it’s gooood ! Figure 1: The Pragmatic...
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Learning Ruby
I always wanted to learn Ruby. It became so popular over the last couple of years and I hear people praise the language everywhere I go. Well, time has come and I cannot postpone this anymore (not with...
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DRY Principle
I read a couple of books on software development lately and I stumbled upon some more principles of software design that I want to talk about. And the first and probably the most important one is this:...
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Test Driven Development
Another book from my huge TOREAD pile is Test Driven Development: By Example from Kent Beck. I learned about this method of development from the Extreme Programming book (also from Kent Beck) and I...
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Core dumps in Fedora
This post will demonstrate a way of obtaining and examining a core dump on Fedora Linux. Core file is a snapshot of working memory of some process. Normally there’s not much use for such a thing, but...
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Magical container_of() Macro
When you begin with the kernel, and you start to look around and read the code, you will eventually come across this magical preprocessor construct. What does it do? Well, precisely what its name...
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Brief GDB Basics
In this post I would like to go through some of the very basic cases in which gdb can come in handy. I’ve seen people avoid using gdb, saying it is a CLI tool and therefore it would be hard to use....
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FOSDEM 2013
FOSDEM Logo This year, I was given the opportunity to go to Brussels to attend the best Free Software and Open Source event in Europe, also known as The Free and Open source Software Developers’...
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