Il y a quelques années, j’avais administré un petit parc de 100 postes dans une PME industrielle. Pour être tranquille avec les virus, ne plus avoir à ré-installer 1 à 2 postes Windows par mois et ne plus avoir la moitié des fichiers vérolés par des vers dans les dossiers partagés en réseau, j’avais remplacé 80% des postes Windows par des postes GNU/Linux.

I frequent the #openbsd IRC channel in order to help people. A question commonly asked is how to automatically lock your machine when putting it to sleep with zzz(1). I answered this question in a previous article (which was actually written four years ago; time flies!) but it was written in French, so here's a new one, also covering additional related topics.

TinyCP is a lightweight control panel, that provides wide range of features on a Linux system, which features.

Je l’avais indiqué dans mon billet anniversaire, je lâche l’affaire, je n’arrive pas à écrire quelque chose de propre et d’agréable à lire pour vous expliquer les bases de ce qu’on appelle le DNS, grâce à qui Internet est en grande partie ce qu’il est devenu aujourd’hui.

There are several ways to install Linux. You can clean everything from your system and install Linux. You can dual boot Linux with Windows and it allows you to choose one of the operating systems at the boot time. You can also install Linux within Windows from Microsoft Store. But this only provides you the command line version of Linux.

TCPflow is a free, open source, powerful command line based tool for analyzing network traffic on Unix-like systems such as Linux. It captures data received or transferred over TCP connections, and stores it in a file for later analysis, in a useful format that allows for protocol analysis and debugging.

Maintenu par l’ANSSI, CLIP OS est un projet de système d’exploitation open source basé sur un noyau Linux et des logiciels libres. C’était une idée depuis dix ans, c’est désormais un projet bien réel.

How do I install install PHP 7.2 with FPM for Nginx web server running on FreeBSD operating system?

A collection of *nix Sysadmin Test Questions and Answers for Interview/Exam (2018 Edition). Test your knowledge in different fields with these Q/A.

How do I install an Nginx webserver under a FreeBSD Unix operating system? How can I install Nginx web server on FreeBSD?

OpenSSH is the implementation of the SSH protocol. OpenSSH is recommended for remote login, making backups, remote file transfer via scp or sftp, and much more.

A web server is a Server side application designed to process HTTP requests between client and server. HTTP is the basic and very widely used network protocol. We all would be familiar with Apache HTTP Server.

Let’s say we have a directory called O that contains a large number of subdirectories and files.

We find ourselves with two different directories, A and B. Each of them started as a copy of O, but then, in each of them, some files were changed, some were added or removed, and we don’t know which ones.

The Unix shell is one of my favorite inventions ever. It's genius, plain and simple. The idea is that the user environment is a Turing-complete, declarative programming language. It has a dead-simple model for dealing with I/O and concurrency, which are notoriously difficult in most other languages.

I'm not sure many web developers can get away without visiting the command line. As for me, I've been using the command line since 1997, first at university when I felt both super cool l33t-hacker and simultaneously utterly out of my depth.

macOS is a Unix-like Operating System so many of the features in Linux distros are similar to those that it offers. That notwithstanding, because it is Unix-like does not mean that it is Linux and for one reason or the other you may want to run a full-fledged OS.

L’automne approche, et avec lui, le retour de vacances, la rentrée au travail, et bien entendu, les jugements superficiels sur l’apparence de votre desktop. Pour éviter les mauvaises surprises, il vous faut dès maintenant commencer à affiner le thème de couleurs de votre éditeur de texte, et y assortir votre terminal si nécessaire, pour épater tous vos collègues dans le bureau !

RAR is a most popular tool for creating and extracting compressed archive (.rar) files. When we download an archive file from the web, we required a rar tool to extract them.

Mod_GeoIP is an Apache module that can be used to get the geographic location of IP address of the visitor into the Apache web server. This module allows you to determine the visitor’s country, organization and location. It is specially useful for Geo Ad Serving, Target Content, Spam Fighting, Fraud Detection, Redirecting/Blocking visitors based on their country and much more.

I am a new Linux and Unix system user. How do I find out the user and groups names and numeric IDs of the current user or any users on my server? How can I display and effective IDs on the system using command line options? In Linux, how do I find a user’s UID or GID?