Articles in Linux | UserComp.com

Unable to Upgrade Armbian on Linux TV Box (s905w) with Amazon CPU

This article discusses a problem encountered while trying to upgrade Armbian on a Linux TV Box with an Amazon CPU (s905w). The article provides potential solutions and workarounds for users experiencing this issue.

WSL: Losing Setup - Device Re-booted: A Troubleshooting Guide

Learn how to troubleshoot the issue of losing your WSL setup after re-booting your device. This guide covers common causes and solutions.

Performing Admin Operations on a WSL Distro Installed on a Non-Admin Windows Account

Learn how to perform admin operations on a WSL (Windows Subsystem for Linux) distro installed on a non-admin Windows account. Understand the privileges required and the workarounds for executing admin tasks.

FFmpeg Encoding Stalls with Ubuntu DVD Video File in bin Format

Experiencing issues with FFmpeg stalling during the encoding process of a Ubuntu DVD video file in bin format? This article provides suggested solutions.

Significant Input Lag in GTK/VTE-based Terminal Emulators after Installing New SSD

Users report experiencing significant input lag when using GTK/VTE-based terminal emulators such as Gnome Terminal after installing a new SSD. This issue may cause delays when typing commands or interacting with the terminal.

CentOS Stream 9: Frequent 'Nameserver Not Known' Issue

A CentOS Stream 9 server, directly connected to a router, is functioning well except for the frequent occurrence of the 'Nameserver Not Known' error. In this article, we discuss possible solutions to resolve the issue.

Configuring Pi-hole Service for 192.168.0.0/16 Subnet

Learn how to configure Pi-hole to serve ads blocking for the 192.168.0.0/16 subnet. Follow these steps to set up Pi-hole on Ubuntu 22.04 with Proxmox, FTL v5.25.1, and Pi-hole v5.18.2 and Web Interface v5.21.

Understanding the Use of I Option in Traceroute Command with Netfilter Firewall

In this tech support article, we will discuss the use of the I option in the traceroute command when dealing with a Netfilter firewall. Two different packages have been tested to provide a clear understanding of this concept.

Managing Data Encryption with Fedora Linux: A Switch from NixOS

Learn how to manage data encryption with Fedora Linux after switching from NixOS. Discover the benefits and features of Fedora's encryption tools.

Maintaining Dracut Timing in Fedora Linux

Recently, I made a switch to Fedora as my main OS and encountered an issue with Dracut timing. Here's how I resolved it and ensured data encryption remained safe.

WordPress Admin Page: Plain Text Apache Webserver Not Parsing PHP

Users encountering issues accessing the WordPress admin page due to Apache webserver not parsing PHP. This article offers solutions for HTTP and HTTPS connections.

Setting Up WordPress Admin Page on Apache Web Server

Learn how to set up and access the WordPress admin page on an Apache web server. This guide covers both HTTP and HTTPS connections.

SSH Host RSA Key Configuration for Passwordless SFTP

Learn how to configure RSA keys for passwordless SFTP access using SSH on various operating systems.

Blocking IP Address: 8080 in Nginx - techsupport

Learn how to block an IP address with port 8080 in Nginx for your tech support site. This quick guide covers the necessary steps to configure Nginx for effective IP blocking.

Fresh Install of Samba Active Directory Provisioning Tool Takes Forever

A user with a powerful server (AMD Ryzen 9, 32GB RAM) encounters a lengthy installation process while setting up a Samba server as an Active Directory domain controller. This article provides potential solutions to address the issue.

Resolving Version Mismatch During Docker Compose Installation on Debian

This article provides a solution to a common issue encountered during the installation of the latest Docker Compose on Debian systems, where a version mismatch error occurs.

Forcing a Specific WLAN Device to Connect Automatically in Linux (Raspberry Pi 4 with Debian)

Learn how to force a specific WLAN device (e.g., wlan0) to connect automatically to a predefined AP (wlan1) in Linux, using a Raspberry Pi 4 running Debian.

Understanding Ubuntu 22.04 VPS Security: Kernel Modules Disabled

Learn about the accepted suggestion to enable kernel parameter 'kernel.modules_disabled=1' for Ubuntu 22.04 VPS security hardening.

Shscript.sh Not Working: Automatic Insertion Not Functioning

Users have reported issues with this script file (shscript.sh) not functioning as expected, specifically with automatic insertion not working. If you're encountering this problem, try the solutions below.

Resolving Python Issues after Homebrew Update (Python >= 3.12)

In this article, we'll discuss how to resolve Python-related issues caused by a Homebrew update to version 3.12 or later. We'll cover the process of completely reinstalling Homebrew and cleaning up any Python-related mess.

Resolving Python Issues after Homebrew Update (Python 2.7, 3.6, 3.7, 3.8, 3.9, 3.10, 3.11 & 3.12)

This article discusses the resolution of Python-related issues following a Homebrew update, focusing on versions 2.7, 3.6, 3.7, 3.8, 3.9, 3.10, 3.11, and 3.12. If you've recently updated Homebrew and experienced complications with Python, this guide will walk you through the process of cleaning up your Homebrew installation and Python environment.

Ignoring Location Segments in Nginx Serving Static Files

This article explains how to ignore location segments when serving static files using Nginx.

Ubuntu 22.04 VM on KVM/virt-manager Not Connecting to Internet

This article provides a solution for users experiencing issues with their Ubuntu 22.04 VM not connecting to the internet when installed on KVM using virt-manager.

Ubuntu 22.04 on KVM/virt-manager: Network Not Working

Users report having trouble getting their Ubuntu 22.04 virtual machine to access the internet through KVM and virt-manager. Despite trying various methods, the issue persists. This article provides suggested steps to help resolve the problem.

Determining Task Length: Progress Bar with bash (No New Libraries)

In this tech support article, we will discuss how to create a progress bar using bash scripting without adding new libraries. Let's explore some popular pv commands for determining task length.

X11 Forwarding SSH: Failed Setup on PC (Server) and Laptop (Client)

This article explains how to resolve X11 forwarding issues when trying to connect a PC (server) to a laptop (client) using SSH. It covers the SSH config file and provides a solution for the 'untrusted X11 forwarding setup failed' warning.

Find Source Bandwidth Cap for Ubuntu 22.04 LTS Workstations

Learn how to find the source bandwidth cap on Ubuntu 22.04 LTS workstations for coworkers with different jobs.

CentOS Linux 7: Thunar Blocks File Transfers Via SFTP on CentOS 7

Learn how to resolve the issue of Thunar blocking file transfers via SFTP on CentOS 7. This article explains the possible causes and provides solutions.

Recovering RAID5 after Deleting Partition Table (fstab) on Nixos 23.11

Learn how to recover a RAID5 array after accidentally deleting its partition table (fstab) on a Nixos 23.11 system.

Configuring PHP GD for Persian Character Support on CentOS Debian Debian Server

Learn how to configure PHP GD for Persian character support on a Debian server.

Planning to Flash Red LED on NAS Running Transmission in Debian

Learn how to flash a red LED while downloading using Transmission on a Debian NAS system.

Converting Ed25519 Private Key from Puttygen to JKS

Learn how to convert an Ed25519 private key generated using Puttygen into a Java KeyStore (JKS) format. Follow these steps to ensure secure key management.

Renaming Files with Priority: A Simple Guide

Learn how to prioritize file renaming using Bash commands in this simple and SEO-optimized guide.

Switching Users on Server2 to Server3 using SSH: One-Liner Commands

Learn how to switch users from Server2 to Server3 using one-liner SSH commands. This tutorial covers the use of sshserver2 and sshserver3 for efficient user management.

Seagate Ironwolf 4TB Drives Reverting APM Settings on Ubuntu 22.04 LTS Upgrade (RAID-5 array)

During the Ubuntu 20.04 to 22.04 LTS upgrade, a RAID-5 array consisting of four Seagate Ironwolf 4TB hard drives (/dev/sda and /dev/sdd) has encountered an issue where the Advanced Power Management (APM) settings are reverting. This article explains the cause and provides a solution.

SSH Warning: Suspected IP Change Identified - Exact Trigger