The tutorial provides steps on how to install Chatwoot, an open-source real-time messaging platform, on Ubuntu 20.04 | 18.04. After the installation, the server can be accessed at a specific IP address followed by port #3000. Users are advised to configure the essential environment variables, Mailer, and cloud storage configuration for the proper functioning of…

This tutorial guides students and new users in setting up two-factor authentication for SSH on Ubuntu 20.04 | 18.04 using Google Authenticator. The process involves installing Google Authenticator, adjusting the SSH Server’s default configuration file, and updating the PAM SSH configuration file. Once setup, the user will be prompted for a randomly generated OTP each…

The tutorial guides new users on how to improve Ubuntu security with Google’s multi-factor authentication. It involves installing the Google PAM package and the Google Authenticator app on the mobile device. After installing, Ubuntu’s configuration file is opened and updated. The setup prompts a series of questions to customize the security, such as time-based tokens…

This tutorial provides instructions on how to install Google Cloud SDK on Ubuntu 20.04 and 18.04. The software provides access to Google Cloud Platform services. It can be installed from the official APT repository or the Snap package management. After installation, users need to initialize the Cloud SDK environment, which includes providing Google account credentials.…

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.

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.

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.