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Fun with netcat
Ever heard of nc? It’s a simple utility that is able to connect to a remote host via TCP or UDP socket and send data. Basically it’s a command line interface to the BSD socket API. The manual page says...
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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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Custom Kernel on Fedora
Why would someone want to have a custom kernel? Well, maybe you like the cutting-edge features or maybe you want to hack on it! Anyway, this post explains step-by-step, how to download, build and...
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Fedora 17 Tweaks
I finally had a moment to perform the annual desktop re-install to upgrade the OS on my primary computer. It’s always a little bit of pain, because I pretty much rely on that machine and I want to have...
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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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Raspberry Pi
It’s Christmas time, which means that there is a pause from school and a pause from work as well (the office is closed). So I finally had enough time to set up the Raspberry Pi board I ordered few...
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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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Just For Fun – The Biography of Linus Torvalds
Did you know there actually is a book about the creator of the Linux kernel? And that it was published twelve years ago in 2001? I have used Linux-based operating systems for almost 8 years, and I...
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Developers Conference 2013
The Developers Conference took place in Brno this past weekend (February 23rd, 24th). The #devconf is an annual event organised by the Red Hat office in Brno with the members of the Fedora and...
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