Tips on writing open source documentation
Adjust your style when writing documentation to reach a wider audience.
Open source in organizations
Open source is a power multiplier for today’s IT organizations.
Play a fun math game with Linux commands
Use these commands to generate random numbers for a fun math quiz game.
5 common C programming bugs (and how to avoid them)
Add a little extra code to your next program to avoid these common C programming mistakes.
How to run DOS apps on Linux
With QEMU and FreeDOS, you can run your favorite DOS applications and games.
Running FreeDOS on Linux
Here’s how I boot FreeDOS on my Linux desktop machine using QEMU.
Why DOS only has 16 colors
Have you ever wondered why DOS text only comes in 16 colors and 8 background colors?
Running FreeDOS on legacy hardware
How I installed FreeDOS on a 386-SX micro laptop called the Pocket386.
Using ‘awk’ to filter text
Here’s how to use awk to strip out sample code from a Markdown file.
Digging into ODT file contents
All LibreOffice files are zip file containers with XML data and metadata.
Use ‘grep’ to solve a 2-dimensional word puzzle
Regular expressions match patterns and help you solve problems.
Comparing BASIC with FORTRAN 77
I applied what I learned about BASIC to learn the FORTRAN 77 programming language.
A little programming goes a long way
It helps to know some programming to solve these little problems.
Linux desktops and laptops
How do you run Linux? We asked our community to find out.
My open source story
How I got started in open source, from GNU Emacs and installing Linux in 1993.
My first programming language
Apple BASIC was how I first learned how to write my own computer programs.