Apt

Introduction Ubuntu 24.04 LTS was launched on April 25th, 2024. As this version is an LTS (Long-Term Support) release, it will be supported for 5 years. In this post we are going to explain how to update your Ubuntu using the CLI. Backup Do a backup of important data before start. It is important because the update action has some risks and could damage the system. Update your packages It’s a good practice to have your packages updated before starting the system update process. ...

Introduction During the last few years, I have started several blogs (not much success, it must be said). A technology one, my photography web, and a blog with personal matters, which I decided to close. All of them were made with the same CMS platform: WordPress. WordPress has some advantages, such as its ease of use or the great community behind it. However, I was tired of the huge amount of resources I needed to deploy the CMS and give a good experience to the readers of my blog. It is needed to install a MySQL database, deploy PHP on the server, and install several plugins on WordPress to optimize the experience. ...

Speedtest is a great tool to verify the status of your internet connection. With it you could check if your ISP (Internet Service Provider) is providing you the speed you have contracted. Normally you would like to use the Speedtest Website version, but here I am going to explain how to use from a Linux Command Line or Linux Terminal. This tutorial is based of the use of the speedtest-cli GitHub Project. ...

In some situations we need to know which packages we have installed in a Debian or Ubuntu system. In that case, we can use the tool dpkg, which will give us the information we need. dpkg Next command will give us the current packages installed with different states: dpkg --get-selections The states we can have are: install: The package is selected for installation. hold: A package marked to be on hold is not handled by dpkg, unless forced to do that with option –force-hold. deinstall: The package is selected for deinstallation (i.e. we want to remove all files, except configuration files). purge: The package is selected to be purged (i.e. we want to remove everything from system directories, even configuration files). If we want to filter packages, we can combine dpkg tool with grep tool. Here an example to filter the packages related with nginx: ...