Searching text files from the command line
The find command is a powerful and flexible tool to locate files under a path.
Random numbers from the Linux kernel
Let the kernel generate random numbers for you using ‘getrandom.’
A gentle introduction to ncurses
You can create your own programs that use a text user interface to control the screen.
Learn C by writing a number guessing game
The “Guess the number” game is a fun way to learn a new programming language.
Editing files with FreeDOS Edlin
Edlin is a classic editor from the early DOS days, but it’s still a fun and useful editor.
Join the community and share an article
Our community wants to read about your experience and how you use your favorite open source application.
Check spelling at the command line
Check spelling at the command line like old-school Unix with this cool script.
Guess the number in FORTRAN 77
Explore classic programming in FORTRAN 77 with this sample program.
Count magic bunnies in LibreOffice Calc
Use this tutorial to learn about AutoFill in LibreOffice Calc.
LibreOffice Calc functions to make your work easier
Here are the LibreOffice Calc functions that I use all the time to get my work done.
A look back: FORTRAN 77
Take a step back in time to a time when programs were punched on cards.
Converting WordStar files
Explore how this popular word processor stored data, so you can convert your old files.
5 things I love about Xfce Terminal
I use these Xfce Terminal features all the time to work at the command line.
Visual brand and identity
A user interface has a visual identity. See how simple shapes can represent several common interfaces.
Automate Raspberry Pi tasks with crontab
If you need to do a task on a regular schedule, explore how you can use crontab to do the repetitive work for you.
My favorite Vim color schemes
Customize Vim to use the color scheme that works best for you.