Recent Posts

Glob characters

2 minute read

Bash does not support native regular expressions like some other standard programming languages.

Linux and open source software

4 minute read

Software projects take the form of source code, which is a human-readable set of computer instructions. Since source code is not understood directly by the c...

Kernel and applications

2 minute read

The kernel of the operating system is like an air traffic controller at an airport, and the applications are the airplanes under its control. The kernel deci...

Shell

1 minute read

Once a user has entered a command, the terminal then accepts what the user has typed and passes it to a shell.