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How to Hold Packages in Ubuntu: A Simple Guide
The tutorial guides new Ubuntu users on how to set up package holding, a feature that prevents specific packages from automatic updates. It contains commands for showing held packages and locking/unlocking specific ones using commands or Synaptic package management. Therefore, users can choose when to update their software without affecting preconfigured settings.
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How to Install Apache Spark on Ubuntu Linux
This tutorial guides students and new users on installing Apache Spark on Ubuntu 20.04 or 18.04. Apache Spark, an open-source framework, supports SQL queries, data streaming, machine learning, and graph processing. Installation involves setting up the Java JDK, Scala, and then Apache Spark. Verification steps ensure proper installation of each component.
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How to Install UVdesk with Apache on Ubuntu Linux
The tutorial guides on how to install the UVdesk helpdesk system on Ubuntu 20.04 and 18.04. The installation includes setting up Apache, MariaDB, and PHP modules, creating a UVdesk database, and configuring Apache2. Parts of the process involve downloading UVdesk packages from GitHub and enabling appropriate permissions. The process concludes by setting up the UVdesk…
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How to Remove Nginx from Ubuntu
The tutorial guides on how to delete, purge or reinstall Nginx from Ubuntu 20.04/18.04 systems. The ‘apt remove’ command removes the Nginx software, retaining configuration files, while ‘apt purge’ deletes the software and all associated files. For reinstallation, ‘apt reinstall’ is used, which doesn’t alter or delete any configuration files.
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How to Remove Apache from Ubuntu
The tutorial guides on how to delete, purge, or reinstall the Apache web server from Ubuntu 20.04|18.04. Deletion using ‘apt remove’ keeps configuration files, while ‘apt purge’ removes the server along with all settings and configuration files. Reinstallation, however, uses ‘apt reinstall’ to delete and reinstall the Apache packages without affecting any configuration files.
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How to Backup and Restore MariaDB on Ubuntu
This tutorial guides users through the process of backing up and restoring MariaDB databases and data files on Ubuntu using Mariabackup. Mariabackup, an open-source tool introduced in MariaDB 10.1, does “hot online” backups of InnoDB tables and other files. The tutorial includes step-by-step instructions on installing Mariabackup, creating backups, and restoring data from these backups.
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How to list Services on Ubuntu Linux
This tutorial guides students and new users on how to list or show all services running or stopped on Ubuntu 20.04 | 18.04 LTS. The guide explains the use of the systemctl command-line utility, which manages systemd services on Linux systems. The tutorial also includes instruction for starting, stopping, enabling, disabling, and checking service status,…
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Upgrade to PHP 8.0: A Step-by-Step Guide
The tutorial guides users on how to upgrade their applications from PHP 7.4 or earlier versions to PHP 8.0. Prior to upgrading, users should ensure app compatibility and note currently installed PHP modules. The process of migration includes installing PHP 8.0 from external repositories, restarting PHP after installation, and configuring either Nginx or Apache servers…
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Guide to Upgrade PHP 8.0 for WordPress on Ubuntu
The tutorial guides on how to upgrade to PHP 8.0 with WordPress on Ubuntu 20.04 | 18.04, amidst WordPress’s caution against early adoption due to probable theme and plugin issues. Detailed steps are given for those running WordPress on Nginx and Apache2. PHP 8.0 pack installation requires adding a third-party repository with the PHP 8.0…
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Disable Screen Lock on Ubuntu Linux: A Quick Guide
The post offers a guide on how students and new users can disable the automatic screen lock on Ubuntu Linux for uninterrupted access. Although it advises against disabling the function in public locations for security reasons, it provides a step-by-step process for those who wish to do so, including instructions for turning off notification displays…