Tutorials

This post educates students and new Ubuntu Linux users on how to establish a CUPS print server. CUPS lets a computer operate as a print server, facilitating printing and print services on Unix-like operating systems. It manages printing tasks in multiple-printer environments and offers several benefits like printing, queueing, and network printing. This tutorial covers the process of installing and configuring CUPS on Ubuntu, verifying its installation, and installing printer drivers.

This content provides a detailed guideline on the installation and use of Memcached on Ubuntu Linux for students and new users. Memcached, a lightweight, open-source, in-memory key-value data store functions to significantly enhance the speed of dynamic web applications by caching repeated PHP object or database calls. Instructions for installing, configuring and blocking remote access to Memcached are outlined, alongside necessary precautions to prevent potential misuse.

The content instructs on renaming audio devices in Windows 11 to avoid confusion when multiple are connected. Users can give each device a unique, descriptive name through the System Settings pane. This can save users from inadvertently playing unsuitable content over the wrong device. Instructions for the renaming process, with associated images, are provided step-by-step.

The post provides a guide on how to manually download and install updates for Windows 11 from the Microsoft Catalog website if Windows Updates is not working automatically. Using a specific Knowledge Base (KB) number, users can search for the relevant update package, download, and install it manually, including initiating a system reboot to complete the update process. This method should be used temporarily until automatic Windows Updates are restored.

The post provides detailed instructions on how to add or remove users on Ubuntu Linux, whether for system administrators or home users. It outlines two command-line tools namely "useradd" and "adduser", with elimination processes via "userdel" and "deluser" commands. The guide also presents steps for command line user addition and GUI-based application instructions for Ubuntu desktop user management. It further elucidates how to upgrade a user to administrator.

The post provides a guide on how to display additional account details such as email addresses on the sign-in screen in Windows 11. This feature helps to identify accounts, especially in a system with multiple users. The post also explains how to disable this option if one decides not to show these additional details later.

The content provides a detailed walkthrough for mounting Windows shares on Ubuntu Linux, using Windows 11 and Ubuntu as examples. Steps include enabling Network Discovery and Public Folder Sharing in Windows 11, setting up file sharing, and installing the required CIFS utility package on Ubuntu. A user can then mount the Windows share using the mount command with the cifs file system. There are also instructions for setting up auto-mount whenever Ubuntu starts up.

This instructional guide demonstrates how to create a Windows 11 ISO file for unsupported hardware using Rufus, a utility that formulates bootable USB flash drives. Creating an ISO file allows installation of Windows 11 on hardware that doesn't meet standard requirements. Note that possessing a valid product key is critical, as there are no free versions of Windows 11. This process involves downloading the Windows 11 ISO file and Rufus, then using specific settings to produce an ISO image suited to unsupported PCs.

This post provides a guide for setting up the Apache HTTP server as a reverse proxy. Apache, typically a web server, can function as a reverse proxy for applications/devices lacking web server features. Using Apache reduces backend server load via SSL encryption, caching, etc. Steps include enabling necessary modules and setting configurations. This is particularly helpful for students or new users of Ubuntu Linux, a popular operating system for desktops and servers.

This guide demonstrates setting up a reverse proxy on the Nginx HTTP server, often used as a reverse proxy for HTTP and non-HTTP servers. A reverse proxy directs client requests to appropriate backend servers and can perform tasks such as SSL encryption, caching, load balancing, and compression. The guide offers instructions and configurations for using Nginx as a reverse proxy for various applications and backend servers, focusing on ease of understanding for students and beginners.

The post outlines a guide on how to display the day of the week on the Windows 11 Taskbar, a feature not activated by default. It directs users to the System Settings within the new operating system, detailing the pathway to create a custom date format under 'Language & region' and 'Administrative language settings.'

This content provides a step-by-step guide to resetting or changing MySQL or MariaDB passwords on Ubuntu Linux. The tutorial addresses scenarios such as forgetting the root password in these databases and guides users through various command line instructions for password recovery, depending on the MySQL or MariaDB server's version being used. Additionally, it covers using the auth_socket plugin and explains how to restart the database servers after performing the necessary actions.