A presentation of the principle and practical use of tunnels in OpenSSH.
This site offers some original technical documentation in the form of articles detailing some functionalities or providing a practical introduction to free and opensource software tools and applications running on GNU/Linux.
Most of the documentation is about GNU/Linux system administration and command line usage. Although intended for a broad audience, it usually requires minimal knowledge in these fields.
Note: some articles have not been translated from the french version of this website yet.
Below is a list of the most recently published articles, sorted by publication date. You can also access the list of all articles in English.
A presentation of the principle and practical use of tunnels in OpenSSH.
A guide on how to extract, reorganize, and manipulate pages of PDF documents using pdftk.
Description of a Ghostscript command that optimizes a PDF document and reduces its size through a reduction of its quality.
Description of the basic commands to know to use branches in Git.
Short description of the three main sections of a Git project and the corresponding three main states of a file in Git.
Quick guide on how to import or download a key with GnuPG.
Quick guide on how to use the gpg command to decrypt a file.
Quick guide on how to use the gpg command to encrypt a file.
Quick guide on deleting a key from a keyring with GnuPG.
Quick guide on the generation of a new key with GnuPG.
Click on a topic to go to the list of related pages (whose number is shown beside):