Articles in Linux | UserComp.com

Fixing Perl Dependency Error During MySQL Installation on Rocky Linux 9.4 in Oracle VirtualBox

This article provides a solution for resolving a Perl dependency error that occurred during the installation of MySQL Community Server on Rocky Linux 9.4 in Oracle VirtualBox. The article is SEO optimized and invites the audience to read more about the tech support solution.

Partition Not Mounting: Smaller Size in Android Image Creation

This article explains how to create binary images for various Android partitions using dd and mounting them using losetup. However, the user encounters an issue where one partition (userdata) fails to mount correctly despite showing a smaller size.

Bluetooth Keyboard Not Recognized as Input Device on Raspberry Pi 4B Running OSM Cinnamon Linux (version 5.15.92)

Having trouble connecting and using a Bluetooth keyboard with your Raspberry Pi 4B running OSM Cinnamon Linux (version 5.15.92)? This article provides a concise overview of the issue and invites readers to explore the tech support page for a solution.

Identifying Necessary Permissions for a Linux User (UID 0, Root)

In this tech support article, we will identify the necessary permissions for a Linux user with UID 0, often referred to as the root user. This user has superuser privileges and is responsible for several processes and system level tasks. Let's ensure the root user has the required permissions for smooth operation.

Creating a Shell Script to Add a String to the End of a Positional Variable

Learn how to create a shell script that adds a string to the end of a positional variable, specifically for use with the rsync command to call the destination directory. This tutorial provides a step-by-step guide to help you get started.

Exiting an SSH Session Without Typing 'exit' or 'logout': Aware of Enter~?

Learn about alternative ways to exit an SSH session other than typing 'exit' or 'logout'. Discover the use of Enter~.

Identifying Necessary Permissions for a Linux Root User

In this tech support article, we will discuss identifying necessary permissions for a Linux root user, known as config, who has UID 0 and uses several processes to update device and system level things. Let's dive into the issue and find a solution.

Fix Slow and Choppy Firefox Scrolling on Nvidia GPU (Debian/Intel Macbook Pro)

Learn how to fix slow, choppy, and laggy Firefox scrolling on Debian systems with Nvidia GPUs, particularly on Intel Macbook Pro laptops. Follow our step-by-step guide to improve your browsing experience.

Mounting Windows Folder in WSL (Debian) using fstab

Learn how to mount a Windows folder in WSL (Windows Subsystem for Linux) using fstab for automatic mounting at startup.

Kubuntu 22.04: ThinkPad X1 Fingerprint Authentication Freezes Login Screen

Users report their ThinkPad X1 freezes during the login screen when attempting to use fingerprint authentication on Kubuntu 22.04.

Connecting Your PC to JumpServer and TargetServer: First Steps with SSH Key and Password Authentication Skipped

In this tech support article, we will guide you through the first steps of connecting your PC to JumpServer and TargetServer using SSH keys instead of password authentication.

Fix Display Appearing Zoomed With Multi-Monitor Setup Using xrandr

Learn how to fix a display appearing zoomed in when using a multi-monitor setup with xrandr. This guide provides a quick solution to help optimize your display settings.

Bash Script Fails to Find Update Specific Line: grep, sed Solutions

In this tech support article, we address a common issue encountered when writing a simple script to add Wayland support options to specific application files. The script utilizes grep to check a line and sed to add missing options. However, the script fails to find the update specific line. We provide solutions using grep and sed to overcome this challenge.

Finding the Path of slurmd Binary in HPC Systems

In this tech support article, we will help you find the path of the slurmd binary in HPC systems. If you encounter an error such as 'which: no slurmd' when using the 'which' command, this guide will provide a solution. Learn about SLURM, its components, and the importance of the slurmd binary in HPC systems.

Ghost MDADM RAID Array Appearing at Boot: A Tech Support Mystery

A Proxmox user recently reported an unusual issue where an MDADM RAID array (md127) appears on the Webmin console during boot-up, even though it is not present in the system. This article explores this tech support mystery and provides possible solutions for users facing similar issues.

Change Background Image in SDDM Login for KDE on Kubuntu 24.04

Learn how to change the background image in the SDDM login screen for KDE on Kubuntu 24.04. Follow our step-by-step guide to customize your login experience. Try using keywords in the abstract for SEO optimization. Read more for detailed instructions.

Solving MySQL Secure Installation Password Issue on Red Hat Enterprise Linux 8

Having trouble with the MySQL secure installation on a brand new installation of Red Hat Enterprise Linux 8 and not being asked to set a root password? This article provides a solution to this issue.

Stuck in Emergency Mode after Dell Firmware Update: A Linux Noob's Guide to Troubleshooting

If you're a Linux beginner and your Dell laptop is stuck in emergency mode after a firmware update, this guide will help you navigate the issue and provide solutions. Learn how to troubleshoot and get your system up and running again.

Enabling Jumbo Frames on a Linux Server (Ubuntu 22.04) Connected to a MikroTik Switch

In this tech support article, we will discuss how to transfer jumbo frames despite the standard MTU switch host, particularly for a network setup involving a Linux server (Ubuntu 22.04) and a MikroTik switch with ethernet-connected cameras. By increasing the MTU system, you can optimize the data transfer and improve network performance.

How to Fix GitLab Web IDE Update Issue in GitLab-ee Docker Omnibus 17.2.9-17.5.1 Repository

Having trouble updating GitLab Web IDE in your GitLab-ee Docker Omnibus repository after upgrading to version 17.2.9-17.5.1? Learn how to fix the issue in this tech support article. We'll walk you through the process of resolving the update problem and get you back to using the Web IDE in no time.

How to Fix GitLab Web Ide Update Issue after Upgrading to v17.5.1

Learn how to fix the GitLab Web Ide update issue after upgrading to v17.5.1. This guide provides step-by-step instructions for resolving the problem. Read more for detailed tech support.

Optimizing Firewall Configuration with Iptables: A Comprehensive Guide

Learn how to optimize your firewall configuration using Iptables. This article covers the basics of Iptables and provides tips for configuring the INPUT, FORWARD, and OUTPUT chains, as well as handling port scans and setting up rules for specific services such as SSH and HTTP. Improve your system's security and performance with these expert recommendations.

Installing Dual-System Computer: Windows and CentOS Stream Dilemma

Learn how to install Windows and CentOS Stream on the same computer without encountering issues. Discover the benefits of having both operating systems and the steps to ensure a smooth installation process.

OpenSSH on Windows 11: Alternatives to nohup, screen, and tmux for Running Programs in the Background

Learn how to run programs in the background on an OpenSSH server in Windows 11 using alternatives to nohup, screen, and tmux. Connect to your Windows 11 machine via an SSH client and discover the best way to keep your programs running even after disconnecting.

WireGuard Wizardry: Bypassing CGNAT and VPS

In this tech support article, we'll explore the fascinating world of WireGuard and how it can be used to bypass CGNAT and set up a VPS. Whether you're a networking enthusiast or a professional looking to expand your skills, this guide will provide valuable insights into the specifics of home networking and WireGuard configuration. SEO optimized.

How to Switch Users in Konsole While in sqlite Command Line

In this tech support article, we will provide a solution to a common problem encountered when using the sqlite command line in Konsole. The issue arises when a user tries to switch to another user's session using arrow keys, which is not possible. We will offer a simple workaround to this problem, making it easy for users to switch between sessions while using sqlite in Konsole. Try our solution and read more to learn how to switch users in Konsole/sqlite with ease.

MySQL Secure Installation on RHEL8: Root Password Prompt

During a new installation of MySQL on RHEL8, the MySQL secure installation script prompts for the root password even if it was not previously set. This article explains the reason behind this behavior.

Using plocate to Find Files in an Inaccessible Filesystem

This article provides a solution for finding files in an inaccessible filesystem using the plocate command in Linux. When a filesystem is mounted, it may become inaccessible for searching files. However, plocate can still be used to find files in the inaccessible filesystem by following a few simple steps. This article explains the process and provides an example to help users understand how to use plocate in this scenario. If you're looking for a way to search for files in a mounted filesystem, this article is for you.

Fixing "/boot/initramfs-linux.img not found" Error in Triple Boot: Windows, Debian, Arch

If you're experiencing the "/boot/initramfs-linux.img not found" error when trying to boot into Arch in a triple boot setup with Windows and Debian, this article can help. Learn how to troubleshoot and fix the issue to get your Arch installation working again.

Optimal Iptables Configuration Tips for Surfshark VPN on Debian

This article provides tips for configuring Iptables for optimal use with Surfshark VPN on Debian systems. The article covers filter, forward, output, and port scan drop rules, as well as state and input rules for related and established connections and the ilo interface. Follow these tips to improve your Surfshark VPN experience on Debian.

Using Decimal Altcodes in PuTTY: A Simple Guide

Learn how to use decimal altcodes in PuTTY terminal without needing hexadecimal large-value Unicode code points. Follow this simple guide.

Troubleshooting OpenVPN Connection Drops on OpenBSD 7.6

Having issues with your OpenVPN connection dropping on OpenBSD 7.6? Learn how to troubleshoot and resolve the problem with this step-by-step guide. This SEO-optimized article covers making the OpenVPN connection, installing OpenVPN, configuring the tun0 interface, and rebooting for a stable VPN experience. Read more to find out how.

Making Proxmox on House #1 Act Like Another Network (Site-to-Site VPN)

Learn how to configure Proxmox server on House #1 to act like another network using a site-to-site VPN.

Curl Error (6): Couldn't Resolve Hostname - DNS Resolving Issue in WSL 1

Having trouble with 'curl error (6): couldn't resolve hostname' while using WSL 1? This might be a DNS resolving issue. This article provides an overview of the problem and possible solutions to help you resolve it.

Integrating Keycloak SAML with LDAP Users for AWS Client VPN

This article provides a guide on how to integrate Keycloak SAML with LDAP users for use with AWS Client VPN. Learn how to configure OpenLDAP, Keycloak, and AWS to enable secure and seamless authentication for your VPN users.

Highlight Mouse Pointer Issue in Desktop Debian 12 (OpenBox Window Manager)

Users of Desktop Debian 12 with OpenBox Window Manager encounter issues with highlighting the mouse pointer during screen casts or recordings. The mouse pointer key-mon (mouse pointer highlighting tool) seems not to click.

Use Logitech MX Master 3 Mouse Thumb Button to Activate Window Switcher with xbindkeys on Linux

Learn how to use the thumb button on your Logitech MX Master 3 mouse to activate the window switcher with xbindkeys on Linux. This tutorial will guide you through the simple process, allowing you to quickly and easily switch between windows using the mouse instead of the keyboard. Upgrade your Linux experience with this helpful tip.

Unable to Connect Windows Share from Linux Mint

This article provides solutions for Linux Mint users who are unable to connect to a Windows 10 share using a network connection. The article covers the authentication pop-up issue and offers steps to resolve the problem.

Having Trouble with LibreSpot: Parent Network and Spotify Connect Issues

Facing issues with LibreSpot's parent network and making your Spotify Connect discoverable on the local network? Learn about the possible struggles with multicast and how to resolve them. Read more for tech support.

Kali Linux Installation on Lenovo T61 Laptop with Broken Screen using External VGA Monitor

This article provides instructions on how to install Kali Linux on a Lenovo T61 laptop with a broken screen using an external VGA monitor. Follow the steps below to get started.

How to Easily Copy Files to a QNX System using the RZ Command via SSH

Learn how to copy files to a QNX system using the RZ command via SSH. This method is a great alternative when the standard scp script is not available. Follow our step-by-step guide for a seamless file transfer process.

Migrating Dual-Boot System: Dual-Boot Win10/Linux with Legacy/BIOSEFI - No Reinstall

Learn how to migrate a dual-boot system (Linux Mint and Windows 10) with three SSDs and MBR, without reinstalling everything, using Legacy or BIOSEFI.

Can Linux WSL Support Snapshot Feature Like Oracle VirtualBox?

A user taking a Linux systems programming course at the University of Colorado needs to install a Linux VirtualBox VM with Windows snapshot feature for easier backups. Can WSL (Windows Subsystem for Linux) support such a feature?

Hyper-V: Ubuntu VM NIC Not Getting IP Address After Upgrade

After upgrading a machine running Intel Core i5 or Ryzen 5 9600X and Ubuntu as a Hyper-V VM, the NIC fails to obtain an IP address. This article provides possible solutions to resolve the issue.

Fixing Traefik Crashes in LXC Container: Missing TLS Dynamic Configuration File

This article provides a solution for Traefik crashes in LXC containers caused by a missing TLS dynamic configuration file. Learn how to resolve the issue and get Traefik up and running again. Read more to find out.

VirtualBox: Windows 10 Guest Freezes During Manjaro Host Boot

Users report their Windows 10 guests freezing during boot when using Manjaro as the host system in VirtualBox. This article provides potential solutions, including updating VirtualBox and its guest additions.

How to Forward Traffic from One Port to Another on a Device in Debian Linux

Learn how to forward traffic from one port to another on a device in Debian Linux. This guide will cover the basics of port forwarding and provide step-by-step instructions for routing incoming traffic on a specific port to another destination. Optimized for SEO using keywords such as 'Debian', 'port forwarding', and 'networking'.

Configuring WireGuard on MikroTik: A Beginner's Guide