Today we see a quick solution to resize a resource formatted with tmpfs quickly, without rebooting or losing data. This is the case of complex server applications, but it's also my case. For a few months I have been using Solus as the operating system on my laptop to great advantage Read more…
There are several online tools to test your connection speed, one of them is the Speed Test by Ookla and the Google speed test. Tools like the latter are certainly useful and fast if we need to test the speed of the network to which the computer is connected Read more…
Making purchases online is very convenient, but it also exposes us to the risk of a lot of hassle. One above all is the possibility of getting screwed. It matters little whether the seller is a private individual or a large chain: on technological products (unless the brand is explicitly stated) needs to be checked Read more…
Today we try to understand how to check the health status of any disk connected to a GNU/Linux system using both the terminal, and graphic tools. Checking the health of your disks from time to time is important to avoid possible system failures, or worse, the loss of important data. Read more…
I wasn't at home yesterday… and I remembered that I have an important file in my NAS, at home. I can access my NAS via the VPN I have activated, but the document is found in a path that I didn't remember at the time, instead among the few things that Read more…
Today we see how to shut down a computer with Debian physically without launching the “poweroff” command line or GUI interaction. Enabling this function can be useful if we are operating on a headless server (a home server for example) to which no peripherals are connected. Without having to connect in SSH Read more…
A few articles ago we talked about screen: a command line application that allows you to create virtual sessions containing virtual terminal windows to which we can connect or disconnect at will via the current terminal session. Screen is a very powerful program, intuitive after a few uses, what can he do Read more…
The SSH protocol (Secure SHell) is an encrypted protocol used to establish secure connections between two machines: customer e server. By itself it's already a pretty secure protocol, but with SSH keys you can close SSH access to only specific machines. Here's how. In this mini-guide we will see how Read more…
Today we talk about rsync: a command-line program that synchronizes a source with a local or remote destination. In today's example we will be synchronizing two local directories. I recently offered my girlfriend a backup of her photos. I migrated my data to a local server and the Read more…
The wget error we are talking about today can happen for several reasons. It may be that wget does not support https downloads properly due to the security protocol options, or for certificate errors, or more. Usually the wget command is used to download files Read more…