diff and patch

This is a mini tutorial in how to figure out what applications are listening on your ports on GNU/Linux, OpenBSD, and FreeBSD. https://unixdigest.com/tutorials/who-is-listening-on-my-ports.html

This is a mini tutorial in solving problems with the Apache webserver encoding specifications. https://unixdigest.com/tutorials/wrong-default-encoding-on-the-apache-webserver.html

In connection with some corrupted files in CVS I decided that it was time to take a look at some other revision control systems. This article is a summary of my three day journey into the land of revi

This is a small article on how to choose a good book on programming. The same method can be applied to other areas as well. It should be noted that the described method is my preferred method, it is n

One day back in 2007 I was dribbling down some notes about programming languages and compilers with a special focus on the use of C, C++ and Ada. These are some of my dribbles. https://unixdigest.com/

This is tutorial on how pointers work in the C programming language. The tutorial is addressed at beginners. Rather than focusing a lot on the more technical aspects of pointers, and using complex exa

Getting the CPU to slow down using a lower frequency when not used can save you power and noise. Note, this is automatically setup on laptops on Debian stable aka (currently) Lenny during installation