Articles in Linux | UserComp.com

Resolving Nvidia GPU Issues in WSL2: A Look at the /usr/lib/wslmissing WSL2 Folder

This article explores solutions to Nvidia GPU issues encountered within WSL2, focusing on the role of the /usr/lib/wslmissing WSL2 folder.

Finding Directories with Recursive Subdirectories that Don't Overlap in Linux Bash: A Printer-Friendly Guide

In this tech support article, we'll explore how to find directories in a Linux system that have recursive subdirectories without any overlap using Bash. This printer-friendly guide includes examples and a step-by-step process to help you navigate the command line and resolve potential directory conflicts.

How to Re-attach a Drive Array after Importing ZFS Pool?

Learn how to re-attach a drive array after importing a ZFS pool. This article covers the process for systems where the pool didn't crash and the OS is still functioning.

Installing OpenSSL 1.1.1 on Debian Bullseye instead of the default OpenSSL 3.0

Debian Bullseye comes with OpenSSL 3.0 by default. However, some applications may require OpenSSL 1.1.1. To install OpenSSL 1.1.1, follow these steps.

Misconfigured File: Emulated SSH Server Pinging, Traceroute Fails for Docker on Host VM

Users report an issue where the emulated SSH server on a Docker container or Virtual Machine (VM) is not responding to pings or traceroutes. This problem prevents access to the container or VM, and even exits ongoing SSH sessions. In this article, we explore possible causes and solutions for this issue.

Enabling Linux on a Lenovo IdeaPad Flex5 13 ITL6 Chromebook: A Step-by-Step Guide

This article provides a step-by-step guide on how to enable Linux on a Lenovo IdeaPad Flex5 13 ITL6 Chromebook using Crosh. Follow the instructions below to unlock the Linux shell and install your preferred Linux distribution.

Decrypting File with OpenSSL: Issue with hex string and padding bytes length (fc382Crypto.bin)

This article provides a solution to an issue encountered while decrypting a file using OpenSSL with a hex string and padding bytes length. The file in question is named fc382Crypto.bin. Follow the steps below to decrypt the file successfully.

Misconfigured File: Emulated SSH Server Pinging, Traceroute Fails for Docker on Host VM

A user reports an issue where pinging and traceroute no longer work on an emulated SSH server within a Docker container on a host VM. The SSH session exits when trying to access the container. This article provides potential solutions for troubleshooting and configuring the environment.

Enabling Linux on Lenovo IdeaPad Flex 5 13 ITL6 Chromebook: A Crosh (Ctrl-Alt-T) Solution

This article provides a step-by-step guide on enabling Linux on a Lenovo IdeaPad Flex 5 13 ITL6 Chromebook using the Crosh (Ctrl-Alt-T) method. If the settings method didn't work, this alternative solution might help.

Reducing Size of LVM-on-LUKS: A Guide to Freeing Up to 100GB

This article provides a helpful guide to resizing LVM-on-LUKS partitions and freeing up to approximately 100GB of space.

Kali Linux WiFi Disconnects and Disappears: A Solution

Experiencing WiFi disconnects and disappears in Kali Linux? This article offers a solution to the issue. Resetting the router often reconnects the computer, but here's a more permanent fix.

Changing Font Sizes for Second Display in Gnome: A Tech Support Guide

This tech support article provides instructions on how to change the font size for the second display in Gnome environment. Follow the steps below to adjust the display settings and improve your viewing experience.

Configuring Docker Desktop Programmatically: A Step-by-Step Guide

In this article, we will guide you through the process of configuring Docker Desktop programmatically. By the end, you'll have a solid understanding of how to modify Docker Desktop settings using a JSON file. Let's get started!

VirtualBox NAT Configuration: HTTP Port Forwarding for Ubuntu Server on macOS

Learn how to configure VirtualBox NAT for HTTP port forwarding to access Ubuntu Server on macOS using 0.0.0.0:8000 and 127.0.0.1:8080.

Squid Proxy: Why aren't Via-Headers showing up in X-Forwarded-For?

This article explains why Squid Proxy might not add Via-Headers to X-Forwarded-For and provides some troubleshooting steps.

Misconfigured Files: Web Labs, SSH Server, ping, traceroute, and Web Apps Not Working on Main VM (SSH via Browser Works)

Users of a Linux Ubuntu virtual machine are experiencing issues with web labs, misconfigured SSH servers, and web apps not working. However, SSH via browser works. In this article, we will discuss potential solutions to these problems, including checking file configurations, network connectivity, and web app settings.

Enforcing Isolated Logins with Linux Namespaces: A Reliable Way

Learn how to enforce isolated logins for specific Linux users using Linux namespaces and the unshare command. This technique enhances system security by creating a private environment for each user.

Collect LOG File from Windows using Ansible Playbook on Ubuntu 20.04

Learn how to use Ansible Playbook to collect Windows LOG Files from remote machines running Windows 10 and Ubuntu 20.04.

GRUB Dual-booting Arch & Debian: Unable to Add Debian Entry

A user has successfully installed Arch Linux and Debian on separate partitions. However, they are unable to add Debian as an entry in the GRUB bootloader. This article provides a solution to the issue.

Linux Local External Network Issue: Two Servers, One Database, One Host HTTP Server Connection

This article provides a solution to a common issue encountered when connecting two Linux servers, one of which acts as a database host and the other as an HTTP server, using IP addresses within a local external network.

Modifying /etc/default/grub without relying on regexes: A Home-grown Solution

In this tech support article, we will discuss a method to modify the /etc/default/grub file without relying on regexes. This home-grown solution is suitable for those who prefer a more technical approach.

Redsocks and Proxychains2: Allowing Proxy Chaining for Transparent Proxies

Learn how to configure Proxychains2 to work with Redsocks for transparent proxy chaining. Understand the implications and requirements.

Troubleshooting Yum Installation Error: 'Could not retrieve mirrorlist' on CentOS 7

Learn how to troubleshoot and resolve the 'Could not retrieve mirrorlist' error when installing Zabbix agent on CentOS 7 using Yum.

Debian 12: Setting Up Screen Resolution for Radeon RX7000 Series Graphics Card

A Windows user encountered issues setting up screen resolution on Debian 12 after installing a new Radeon RX7000 series graphics card. Learn how to configure the display settings.

Virtual Machine Not Recognizing File Changes on Host Machine Unless 'ls-l' is Triggered: A Troubleshooting Scenario

In this tech support article, we discuss a strange issue encountered while running a server in a Virtual Machine. The Virtual Machine fails to recognize file changes on the host machine unless the 'ls-l' command is executed. We provide a suggested troubleshooting scenario to help you understand and resolve this issue.

Streamlining User Folder Bind Mounting in Windows 10 and MX Linux 23.2

Learn how to streamline the process of bind mounting user folders between Windows 10 and MX Linux 23.2 systems. This guide covers the necessary steps for configuring an NTFS-formatted shared partition.

Redirecting Incoming Traffic from Exterior Proxy Chains to Socks5 Proxy with Redsocks

Learn how to redirect incoming non-local traffic through a Socks5 proxy using Redsocks, despite Redsocks not supporting proxy chaining.

Installing Linux Ubuntu on Blackview Tab 11: A Step-by-Step Guide

Learn how to install Ubuntu on your Blackview Tab 11 tablet with this comprehensive step-by-step guide. Follow the instructions carefully to ensure a successful installation.

EC2 Ubuntu Instance: 30GB Attached Volume Says No Space Left, But Device Has Space

An AWS EC2 Ubuntu instance with a 30GB attached volume is reporting no space left, but the device still has free space. This issue can occur when Docker builds consume all available disk space. In this article, we'll discuss possible solutions to help you manage your EC2 instance's disk space.

Generating MPEG-DASH Manifest using FFmpeg Command Line

Learn how to generate an MPEG-DASH manifest file using FFmpeg command line. This article explains the necessary command and its usage.

Configuring Raspberry Pi as DHCP and DNS Server with IPv6: Ignore Advertised DNS

Learn how to configure Raspberry Pi as a DHCP and DNS server using IPv6, and how to ignore advertised DNS.

Updating Ubuntu 22.04.4 LTS: Forcing Snap Store Apps via Command Line

Learn how to force updates for Snap Store apps on Ubuntu 22.04.4 LTS using the command line.

Avoid Forced Opening of Terminal Window during Snap Store Updates

Learn how to prevent Snap Store from force-opening terminal windows during updates on your Linux system.

Wireguard Server: Forwarding HTTP Requests for Wireguard Clients via External Proxy

Learn how to configure a Wireguard server to forward HTTP requests from Wireguard clients using an external proxy. This setup ensures secure and private web browsing for remote users.

Port Forwarding VM via OpenVPN: A Comprehensive Guide

Learn how to set up port forwarding for a VM using OpenVPN. This step-by-step guide covers the process for various operating systems, ensuring secure and reliable access to your virtual machine.

Detecting Subcategories in Application Menus: A Comparison of GNOME Flashback and KDE Plasma

In this tech support article, we will discuss how to detect and manage subcategories in application menus for both GNOME Flashback and KDE Plasma desktop environments. While both desktop managers allow users to organize applications into folders and subfolders, the implementation of application menus can differ significantly. Let's explore the steps to configure and customize these menus in each desktop environment.

Capturing Inbound/Outbound Traffic with Two Interfaces using tcpdump on ASUS RT-AC66U Router

Learn how to use tcpdump to capture inbound and outbound traffic on an ASUS RT-AC66U router with two interfaces in router mode PPP connection.

Driverless Printing with CUPS: Client-Error-Bad-Request for Kyocera M2040dn

This article addresses the issue of driverless printing using CUPS (Common Unix Printing System) with a Kyocera M2040dn printer on Debian Bookworm (12), following a failed installation. Previous successful setup was with Debian Bullseey (11).

Configuring Chromepolicies per Profile in Linux

Learn how to configure Chromepolicies per profile in Linux. Refer to the official Google support article for detailed instructions.

VirtualBox: Guest Machines Mismatched - Vagrant Boot Failure

Learn how to resolve the 'Guest Machines Mismatched' error when using Vagrant to boot VirtualBox virtual machines. This issue can prevent successful machine provisioning.

Automating SSH Connection between Two Windows 10 Systems using Open-SSH on Ubuntu in VirtualBox

Learn how to set up automatic SSH connections between two Windows 10 systems using Open-SSH on an Ubuntu VirtualBox machine.

Pi-hole IPv6 Setup: Reliably Distinguish Certain Clients and Group Them?

Learn how to reliably distinguish and group certain clients in Pi-hole IPv6 setup to bypass blocklist issues.

Editing names.txt File on Ubuntu VPS with Browser

Learn how to edit a names.txt file located in the home folder of an Ubuntu VPS using a web browser.

SSH Key Lost: Unable to Connect to Hetzner Server

Learn how to add a new SSH key to your Hetzner server and regain access. Follow this step-by-step guide.

Error Launching Chromium on Oracle Linux 8.9

Users attempting to launch Chromium on Oracle Linux 8.9 encounter an error related to Chrome installation. This article provides suggested solutions.

Inconsistent du Output: /usr

Users have reported inconsistent du output when attempting to analyze the size of the /usr directory. This issue can lead to inaccurate results and hinder effective file management. In this article, we will discuss possible causes and solutions for this problem.

Half-Working Routedocker subnet with WireGuard: Docker Subnet 192.168.50.0