The Motif widget toolkit (Part 1)

A basic Hello World example in Motif

How to use TUN to create a tunnel between two servers

An example in FreeBSD

UNIX Typesetting resources

nroff / troff / pic / eqn / graph

Remote X11 access from VPSs

Enabling X11 forwarding via SSH in FreeBSD

Do you really know how MNIST is stored?

An IDX File format reader implemented in Matlab/Octave

BPF, raw access to network packets

A working example with the FreeBSD BPF kernel module

The Motif widget toolkit (Part 2)

How to process command line arguments

Virtualisation with jails in FreeBSD

An entire network in your workstation

How to convert C89 style comments to C99

Three regexp replace operations in Vim suffice to convert C89 into C99/C++ style comments.

X11 utilities

Classic X11 utilities that are still useful