The following is a collection of guides, hacks, HOWTOs, tips and
tricks – I have acquired over the years – for various programs and
concepts. I will fill this list over a period of time, so it’s far
from complete – and probably never will be.
as for many hackers, is an interesting and fascinating topic.
It’s literally a language to explain everything.
is an interactive geometry, algebra, statistics and calculus
application, intended for learning and teaching mathematics and
science from primary school to university level.
(also called GNU troff) is a typesetting system that creates
formatted output when given plain text mixed with formatting
commands. Output may be PostScript or PDF, html, or ASCII/UTF8 for
display at the terminal.