Articles in Linux | UserComp.com

Fix Missing Glyphs in Terminal with Starship Prompt: A Tech Support Guide

Learn how to fix missing glyphs in your terminal prompt using Starship, a powerful plugin that displays useful information for programmers, such as exit codes, runtime of previous commands, and versions. This tech support guide will help you get started and optimize your programming experience.

Dual-Booted Laptop Can't Shut Properly, Causing Overheating: A Comprehensive Guide

Having trouble shutting down your laptop after dual-booting Linux and Windows? This guide will help you identify the issue and provide potential solutions to prevent overheating. Learn about the common causes and the steps to take to ensure your laptop's optimal performance.

Start Service on RHEL8: A Tech Support Guide

In this tech support article, we will guide you through the process of starting a service on Red Hat Enterprise Linux 8. We will cover common issues such as setting the runuser and debugging with a shell script. Follow these steps to get your service up and running.

Adding a Background Image to Your Signature in Okular

Learn how to add a background image to your signature in Okular, a popular document viewer for Linux. This tutorial assumes you have already generated a certificate using Open-SSL. We'll walk you through the steps to enhance your signature with a personal touch.

How to Fix 'Setting Partition Type to Ox7' Error in Dual Boot System with Fedora and Windows 11

In this tech support article, we will provide a solution for users who encounter the 'Setting partition type to Ox7' error when trying to dual boot Fedora and Windows 11 on separate hard drives and are unable to boot Windows from the GRUB2 menu. We will explain the steps to fix this issue and get your dual boot system up and running.

Using User Regex Path in Nginx Location for Tech Support

Learn how to use user regex path in Nginx location for efficient tech support. This article will provide a step-by-step guide on using this feature for your tech support needs, helping you to optimize your server and improve user experience. Keywords such as Nginx, user regex path, and tech support are used throughout the article to make it SEO-friendly.

Rebuilding MD RAID5 on Ubuntu 11 (Bullseye) with 3 Disks 2TB and Adding a New 2TB Disk

This article provides guidance on rebuilding an MD RAID5 array on Ubuntu 11 (Bullseye) with 3 Disks 2TB and adding a new 2TB disk. It includes steps on manually mounting the array, identifying the array, and seeding the new disk.

NMAP Says Host is Blocking Ping Probes: Here's How to Fix It

If you're running NMAP with the -A and -vvv flags and getting a message that says 'Host seems to be really blocking ICMP echo probes, try -Pn', it means the host you're scanning is blocking ping probes. Here's how to resolve the issue and get the information you need using NMAP.

Force Writing Files in Linux with Superuser Privileges

Learn how to force writing files in Linux even when protected by restricted permissions, using superuser privileges to bypass restrictions. A must-read for Linux users and system administrators.

Navigate Text Files Word-by-Word in Vim: Change Definition Word Motion, Not Syntax Highlighting

Learn how to navigate text files word-by-word in Vim using the change definition word motion, without relying on syntax highlighting. Save time and improve your efficiency when editing code or text. Read more to discover this powerful feature in Vim.

Discrepancy in Disk Usage Between du and ls Commands in Linux: Possible Explanations

Ever noticed a difference in disk usage between the `du` and `ls` commands in Linux? Learn more about the possible reasons for this discrepancy and how to interpret the results correctly. For more information, check out our tech support site.

Fixing Kalilinux Installation: Unable to Fetch Release - Firmware Issue

Learn how to resolve the 'Unable to fetch release' error during Kali Linux installation caused by non-free firmware. This tech support article provides a step-by-step guide to solve the issue and successfully install Kali Linux.

Fixing Pavucontrol/pw-volume-control Segfault Errors After System Update

Having trouble with Pavucontrol or pw-volume-control returning segfault errors after a system update? This article provides a possible solution to help you get your audio settings back to normal. Read more to learn how to fix these issues on your tech support journey.

Overcoming FFmpeg Movie Encoding Discontinuities in Video and Audio - A Guide for Tech Support

Having trouble encoding a movie (Avatar - The Way of Water) DVD with FFmpeg due to discontinuities in video and audio? Learn about potential causes and solutions to resolve this issue. Read more for detailed tech support.

Solving Ubuntu 20.04 Update Errors: A Comprehensive Guide

Having trouble updating Ubuntu 20.04? This guide will help you solve common update errors, including the 'Err:1 http://security.ubuntu.com/ubuntu focal-security InRelease' issue. Learn how to keep your Ubuntu system up-to-date and secure.

Silence: Unknown DHCP Option Value 0x7D in OPNsense for External Interface DNS Lease Renewal

In this tech support article, we provide guidance on how to silence the log message related to the unknown DHCP option value 0x7D that appears during DNS lease renewal on the external interface in OPNsense. Learn how to suppress this message for a more streamlined logging experience.

Fixing FFmpeg: Application unable to start (0xc0000005) Issue

Having trouble starting FFmpeg? This guide will help you fix the application unable to start (0xc0000005) issue, where the program doesn't detect its existence despite being in the system path. Learn how to get FFmpeg up and running smoothly again.

How to Always Set Subtitle Track as Default in FFmpeg on Ubuntu 22.04.1 LTS

Learn how to set the subtitle track as default when converting video files using FFmpeg on Ubuntu 22.04.1 LTS. This tutorial provides a step-by-step guide to always enable subtitles in your video tracks.

Creating Redundant Wireless Topology with Mininet-Wifi

This article provides a guide on creating a redundant wireless topology using Mininet-Wifi. The main idea is to apply redundant links between every station and network, enabling a more reliable and robust wireless network. Learn how to set up an example with multiple connectable nodes.

Unable to Log in as Root User in Linux Despite Correct Password: Potential Issues and Solutions

Having trouble logging in as the root user in your Linux system even with the correct password? This article discusses potential issues and solutions to help you regain access to your system.

Accessing RDP Shares in Linux WSL: Connecting Linux and Windows 11 Machines

Learn how to connect Linux and Windows 11 machines using RDP clients and xfreerdp to mount shares. Streamline your workflow and access your files seamlessly between the two systems. Try it out and optimize your tech support processes.

Add Timecode per Frame in Outgoing Streams with FFmpeg for Synchronized Live Streaming

This tech support article provides a solution for adding timecodes per frame in outgoing streams using FFmpeg, allowing for seamless synchronization in live streaming backends. Learn how to incorporate SEI, VITC, or LTC timecodes for your streaming needs.

Fixing FFmpeg Batch Script for Video Title and Movie Files

Learn how to troubleshoot a basic FFmpeg batch script for creating video titles from movie files (.ts) that doesn't work when adding a SET variable. Follow these steps to fix your script and get the desired results.

Can't Get Realtek RTL8821CE Driver to Work on WiFi Card with MX23 Linux + Liquorix Kernel (6.6.12)

Having trouble getting the Realtek RTL8821CE driver to work on your WiFi card with MX23 Linux and the Liquorix kernel (6.6.12)? Learn about potential solutions and troubleshooting steps in this article. For more information, check out the full article on our tech support site.

Setting Up SOCKS5 Proxy with OpenSSH for Traffic Proxying

Learn how to create a SOCKS5 proxy on an OpenSSH server and configure your SSH client to forward traffic. Utilize SSH for secure and encrypted data transmission while proxying traffic. This guide covers the basics of SSH dynamic port forwarding and setting up a SOCKS5 proxy for enhanced security and privacy.

Troubleshooting User Session Limit in Rocky Linux 8.5: Access Denied Error

In this article, we will discuss how to troubleshoot the 'access denied' error caused by the user session limit in Rocky Linux 8.5. Learn how to increase the user session limit and regain access to your server. Read more for a detailed solution.

Unbuffer Output with pipx using Python's tee module

Learn how to unbuffer output when using pipx and Python's tee module. This technique keeps the output from being flushed line by line in TTY. A Python-based solution is provided for improved control and efficiency.

Automating Sudo and Su Commands over SSH Host

Learn how to automate the 'sudo su' command when connecting to an SSH host, eliminating the need for manual password entry. This guide provides useful tips for optimizing your tech support workflow.

How to Change FFmpeg Codecs for Thumbnail Conversion: A Comprehensive Guide

Learn how to change FFmpeg codecs for thumbnail conversion in this SEO-optimized guide. Discover the benefits of customizing FFmpeg codecs and how to do it with ease. Invitation to read more.

Determining if a Corrupted Tar File is Recoverable

If you encounter an error while extracting a tar file using the tar command, such as 'Unrecognized archive format,' it may be corrupted. This article provides tips on determining if a corrupted tar file is recoverable.

Fixing Linux Mint Mate 21.3 Display Settings After Installation on a 500GB SSD

This article provides a solution for users who have installed Linux Mint Mate 21.3 on a 500GB SSD and are facing issues with display settings that were set prior to installation. Learn how to fix this issue and optimize your Linux Mint Mate experience.

Fix Keyboard Not Working in Google Chrome on Ubuntu 24: A Tech Support Guide

Learn how to fix the issue of keyboard not working in Google Chrome on Ubuntu 24. This guide provides step-by-step instructions on updating Ubuntu repositories and installing Stacer to troubleshoot and resolve the problem. Follow these steps to get your keyboard functioning again in Chrome on Ubuntu 24.

Download Multiple CSV Files Matching Glob Pattern from Public FTP Server

Learn how to download multiple CSV files from a public FTP server using a glob pattern and a command-line tool like curl. This tech support article provides a step-by-step guide to make the process easy and efficient.

VirtualBox Guest Reveals Real Hostname: A Tech Support Insight

In this tech support article, we'll explore a situation where a VirtualBox guest reveals the real hostname. Specifically, we'll focus on two virtual machines used for malware analysis: Windows VM (FlareVM) and REMnux. Both VMs are configured with Host-only adapter. This insight can be useful for those working with VirtualBox and seeking to maintain privacy and security.

Creating Hard Links for Network Volume: A Simple Guide

If you're trying to populate a 'copy' folder with files from a deep folder structure without duplicating files, consider using hard links to the original files. This guide provides a simple way to create hard links for network volume, allowing you to access the original files without taking up additional storage space.

Troubleshooting Ubiquiti Cloud Gateway Max: Connected Devices, but No Internet

Having trouble with your Ubiquiti Cloud Gateway Max even though devices are connected to the network? Learn how to troubleshoot and solve this issue with our step-by-step guide. Keywords: Ubiquiti, Cloud Gateway, Network Troubleshooting, Connected Devices, No Internet.

Understanding NAT Masquerading in iptables: A Comprehensive Guide

This article provides a comprehensive overview of NAT masquerading in iptables, explaining its behavior as Symmetric NAT and its significance in networking. Learn how to optimize your tech support skills with this essential guide.

Why is Firefox Rendering Website Headlines Differently than Requested?

Firefox users may have noticed that website headlines are being rendered in an unexpected font, despite CSS specifications. This issue seems to affect Linux users in particular, with Firefox rendering headlines in Nimbus Roman, which some users find less appealing than other serif fonts such as Linux Libertine, Georgia, Times, or Source Serif Pro. In this article, we will explore the potential causes and solutions for this issue.

Manually Setting up GParted USB: Unclear Instructions on makeboot.bat

Having trouble setting up GParted USB using the manual method on Windows? This article covers the issue regarding the unclear instructions for running makeboot.bat and provides a solution for it.

Cloning Ubuntu System Disk, Except One Data Partition: A Comprehensive Guide

Learn how to clone a 4TB Ubuntu system drive, excluding one data partition, to a 2TB drive while preserving bootable, GPT, and EFI partitions. A step-by-step guide to maintain system functionality.

How to Recover Data from a Lost RAID0 Superblock with Intact Data?

If you've accidentally touched your Intel RST RAID0 array and are experiencing boot issues, but your data seems intact, this guide can help you recover your data. We'll walk you through the process of rebuilding your RAID array and accessing your files again.

Honor ACPI overrides in GRUB for Better CPU/GPU Temperature Control

Learn how to create a custom GRUB menu entry to honor ACPI overrides for better CPU and GPU temperature control. This can be useful if you are experiencing high temperatures and want to take manual control over thermal management. This SEO-optimized article provides a step-by-step guide for making the necessary changes to the GRUB configuration file using regular expressions. Read more to find out how to implement this tech support solution.

Error Using FFmpeg to Convert FLV Video to MP4

Having trouble converting FLV videos to MP4 using FFmpeg? Learn about common issues and solutions to help you successfully convert your videos.

Setting Direct Ethernet Cable Connection between Two Ubuntu 22.04 PCs for SSH

This article provides steps to establish a direct Ethernet cable connection between two computers running Ubuntu 22.04, allowing SSH access from one computer (client) to another (server).

Fixing Broken JVM Symlinks on Manjaro Linux System

Learn how to fix broken symlinks pointing to non-existent JVM files in Manjaro Linux system using the #find command with -xtype and -print options. Follow these steps to solve the issue.

Backup and Restore Partition Information for Ubuntu LUKS LVM on a 250GB SSD

Learn how to backup and restore partition information for Ubuntu LUKS LVM on a 250GB SSD, useful when upgrading or migrating systems. This guide provides a step-by-step process to ensure a smooth transition and data security.

Setting Up Network with Two Routers: ISP-Provided GXTitanium-2122A and Bought TP-Link Archer C1200 for OpenVPN Server

This article provides a guide on setting up a network with two routers: an ISP-provided GXTitanium-2122A and a bought TP-Link Archer C1200 for OpenVPN server capabilities. The tutorial includes port forwarding on the ISP-provided router for optimal connectivity.

Terminal or Shell: Premature Input Text Issue When Running Commands