Articles in Linux | UserComp.com

Understanding Long File Names Inside Root Directory

This article discusses long file names inside the root directory and how to handle them. Learn about the implications and solutions for this common issue.

Installing/Upgrading/Uninstalling Wazuh Agent using Script

This article guides you through the process of installing, upgrading, and uninstalling the Wazuh Agent using a script, specifically with Atera Automation/Run Script. Unfortunately, an error occurred...

Troubleshooting Wireguard and Firewalld Connectivity Issues on Debian Linux and Fedora

Having trouble connecting to the internet beyond a Wireguard peer on a Debian Linux VPS or Fedora laptop running Firewalld? Learn how to troubleshoot and resolve this issue in this tech support article.

How to Delete Grub after Installing Zorin OS on Google Drive Partition

Learn how to delete Grub after installing Zorin OS on a specific Google Drive partition, without affecting the EFI partition or other Linux partitions. Follow our step-by-step guide to safely remove Grub and optimize your system.

Resolving Perforce Error: SSL Routines: Unexpected EOF Reading Operation Completed Successfully

This article provides a step-by-step guide to resolving the Perforce error: SSL Routines: Unexpected EOF Reading Operation Completed Successfully.

Command-line Tool to Assemble Images and Audio into an MP4 File

This tool takes a set of image files, a set of audio files, sets timing, and assembles an MP4 presentation from them. For example, it can assemble a presentation with 20 seconds for the first image and audio, followed by page1.png and audio1.mp3 for 10 seconds, then page2.png and audio2.mp3 for the next 20 seconds, and so on.

Understanding Extended Basic Perl Regular Expressions

This article provides a comprehensive guide on extended basic Perl regular expressions, explaining their usage and key features. Learn how to enhance your Perl scripting skills with extended basic Perl regular expressions.

Unable to start Kubuntu: Boots into Emergency Maintenance Mode

A M.2 drive was added to a desktop computer, but the computer now fails to start and boots into Emergency Maintenance Mode. This article provides a solution for this issue.

Can't Longer Start Kubuntu? Going into Emergency Maintenance Mode

Encountered an issue where your Kubuntu system can't start and goes into emergency maintenance mode after installing a new M.2 drive? Learn about potential solutions and how to troubleshoot this problem in this tech support article.

System Drive Letters in DISKPART vs. System.IO Methods

This article compares the use of System Drive Letters in DISKPART and System.IO methods, explaining when to use each tool and their differences.

Can't Start Kubuntu? Going into Emergency Maintenance Mode

Having trouble starting Kubuntu and finding yourself in emergency maintenance mode instead? Learn about possible causes and solutions for this common issue. Read more on our tech support site.

Resizing Home Partition Using Live CD: A Tech Support Guide

Learn how to resize your home partition using a live CD, such as KDE Partition Manager on Lubuntu. This guide will walk you through the process of shrinking your home partition to extend your swap partition, with step-by-step instructions.

VirtualBox Debian 12 Guest Bridge Can't Ping LAN Box

This article addresses a problem where a Debian 12 guest on VirtualBox can't ping a LAN box. It provides solutions for this issue, focusing on configuring the network settings in VirtualBox and the Debian guest.

GPG Check Failed While Installing Panopta Agent on CentOS 9

This article provides a solution for a GPG check failure while installing the Panopta Agent on CentOS 9.

Creating Four Dummy Sound Cards on Ubuntu 24.04

Learn how to create four dummy sound cards on Ubuntu 24.04 using the snd-dummy module. This guide will walk you through the process of running sudo modprobe snd-dummy enable=1,1,1,1 and pcm_devs=4,4,4,4.

How to Stop XFCE Linux Mint from Presenting Default Session Login via XRDP on Hyper-V VM

Learn how to stop XFCE Linux Mint from presenting the default session login via XRDP on a Hyper-V VM. This guide will help you enable a framebuffer for Hyper-V with a maximum resolution of 1920x1080, allowing for single display use. Follow the steps in this tutorial to optimize your remote desktop experience.

VirtualBox Debian 12 Guest Bridge Cannot Ping Local Lan Box

This article addresses a problem where a Debian 12 guest running on a VirtualBox host with a single bridged interface cannot ping the local LAN box. The issue is discussed in detail, providing solutions for both the host and guest systems.

WSL2: Localhost:8888 Stopped Working - Fixing the Issue

This article provides a solution to the issue of WSL2's localhost:8888 not working when using Windows 11 and Ubuntu. We will discuss the steps to fix this problem and get JupyterLab running again.

Understanding Different Hash Values in SSH-Keygen SHA256

This article explains the concept of different hash values generated by SSH-Keygen using SHA256 algorithm. It also provides a step-by-step guide on how to generate SSH keys using SHA256 and discusses the importance of key fingerprints.

Unable to Play Music on ROG Zephyrus G16 GA605WI with Ryzen 9 HX3700U and Ubuntu 20.04 (Jammy)

This article provides a solution for the issue of being unable to play music using speakers on a ROG Zephyrus G16 GA605WI laptop with Ryzen 9 HX3700U processor and Ubuntu 20.04 operating system.

UEFI: How to Detect EFI Partition by GUID?

Learn how to detect EFI partition by GUID and understand if OS partition is involved. Find out if boot files are copied to the EFI partition and get insights about the detection process.

Vim shows empty screen with oh-my-zsh and Cygwin

This article provides a solution for the issue where Vim shows an empty screen when using oh-my-zsh and Cygwin. The problem occurs when the terminal shuts down unexpectedly, leaving Vim in a detached state. We will show how to resolve this issue using Vim commands.

Resolving Terraform init Error on Windows 10 with WSL and Terraform Version via Ubuntu 22.04.5

This article provides a solution to the Terraform init error encountered while using Terraform in Windows 10 with WSL and Terraform version via Ubuntu 22.04.5.

Google Chrome: View History for Currently Viewed Tab

Learn how to view the history of the currently viewed tab in Google Chrome. This article provides a step-by-step guide for users on Linux, Windows, and MacOS.

Git Pull Fails Without Asking for Password: Solved

Learn how to troubleshoot and resolve the issue of Git pull failing without asking for a password, following the correct authentication process using HTTP protocol. Read more for a comprehensive tech support guide.

Send ASCII Commands in SSH Session using MobaXterm

Learn how to send ASCII commands in an SSH session using MobaXterm. This guide provides step-by-step instructions for copying and pasting commands from a text file.

Understanding Non-Graphical Character Filenames in Kali Linux

Learn about the unique filenames and directory names used in Kali Linux, which differ from other graphical character filenames. These non-graphical characters can be confusing for new users, but understanding them can help you navigate and use the system more effectively. Read more to learn about Kali Linux's naming conventions and how to work with them.

Efficient Sorting, Merging, and Deduplicating Large Text Files for Tech Support

Learn how to efficiently sort, merge, and deduplicate large text files, like a k-mer database, for improved tech support. Utilize tools such as gzip, sort, uniq, and parallel to optimize the process.

Gnome47 not respecting symlinked monitors.xml

This article discusses an issue with Gnome47 not respecting symlinked monitors.xml files in NixOS. We provide a solution to this problem.

SSD USB Thumb Drive Unexpectedly Disconnects on Raspberry Pi 4

This article provides solutions for a 1TB SSD USB thumb drive that unexpectedly disconnects when connected to a Raspberry Pi 4 running Raspbian GNU/Linux 11 (bullseye).

Using Burp Suite within WSL (GUI)[Debian]: A Tech Support Guide

In this guide, we'll walk through the steps to figure out and resolve the error 'Error: Can't open display: 0' and use Burp Suite within WSL (GUI)[Debian]. The solution involves installing vcxsrv (<https://sourceforge.net/projects/vcxsrv/>) and executing it with the correct options. Afterward, we'll be able to run Burp Suite within WSL (GUI)[Debian] seamlessly. Try this guide today if you're facing this issue and read more to learn more.

Determining if a Mystery Partition Has Been Deleted

Learn how to determine if a specific partition on your hard drive has been deleted while using Linux or Windows operating systems. Follow these steps to ensure data recovery.

Implementing Commands for Scheduled Tasks in Linux

Learn how to implement commands for scheduled tasks in Linux that run even during a logon session and after system restart. Optimize your workflow and increase productivity.

Configure Betterbird to Receive Internal Emails on Another Computer

Learn how to configure Betterbird to receive internal emails on another computer connected in the same LAN network.

Linphone SIP Account Authentication Fails: Continuously Prompted to Verify Password, Unable to Make Calls

Having trouble authenticating your Linphone SIP account? Learn how to resolve continuous password verification prompts and inability to make calls in this tech support article.

How to Fix Snapshot SLES15 SP6: Rollback to Previous Snapshot

Experiencing odd issues with your SLES15 SP6 snapshots after installing a bad patch? Learn how to rollback to a previous snapshot system by following these steps.

Missing Folders on Laptop: How to Organize and Group Them

Learn how to organize your laptop's folders by grouping them based on their relevance. This guide will help you create folders for different events like holidays, trips, or personal projects.

Creating a Fake Medium for Ventoy Replacement: Partition File Guide without Root in Linux

Learn how to create a fake medium for a modern WEFI or Rust Ventoy replacement with a partition file in Linux without root access. Improve your tech skills and troubleshoot issues with a step-by-step guide.

Developing using Remote File Server in VS Code

Learn how to develop using a Remote File Server in Visual Studio Code, ensuring smooth and secure work on existing projects. Avoid running code directly...

Creating a Fake Medium for QEMU Boot in a Modern (UEFI, Rust) Ventoy Replacement

This article provides a step-by-step guide on creating a FAT32 partition for a modern (UEFI, Rust) Ventoy replacement, essential for booting in QEMU. Let's dive in!

Developing using Remote SSH and VS Code

Learn how to develop using Remote SSH and VS Code, an efficient way to work on existing projects without the need to trust default settings. Avoid running code directly...

Setting up a Debian NAS/Home Server: A Comprehensive Guide to NVMe, RAID5, HDD, LUKS Encryption, and LVM

Having trouble understanding how to correctly configure storage for your NAS or home server? This guide covers the process of setting up a Debian NAS/home server using NVMe, RAID5, HDD, LUKS encryption, and LVM. Learn the correct order and steps to follow for a successful setup. Read more for detailed instructions from our tech support team.

How to Register a VM with VBoxManage: Transferring VirtualBox VMs to a Different User Host

Learn how to use VBoxManage, VirtualBox's command-line tool, to register a VM and transfer VirtualBox VMs to a different user host. Streamline your VirtualBox management and make the transfer process seamless. This SEO-optimized article will guide you through the necessary steps to register a VM with VBoxManage.

Making /etc/hosts file immutable on macOS

Learn how to make the /etc/hosts file immutable on macOS to prevent unintentional modifications.

Self-Host Website via External Router

Learn how to set up a self-hosted website using an external router with a static IP from your ISP. This guide covers configurations for Linux, Windows, and MacOS.

How to Migrate Your Debian 10 Installation to a New 500GB SSD

Learn how to migrate your Debian 10 installation to a new 500GB SSD by creating three new partitions on the new SSD and transferring your data. This guide will help you make the most of your new hardware.

Automatically changing settings disconnecting VPN on Mac

Issue with VPN on MacBook where network settings are changing every time the VPN disconnects, requiring manual changes.

Unable to add existing virtual machines in VirtualBox

This article provides a solution for users who are unable to add existing virtual machines in VirtualBox. The issue occurs when several virtual machines are used in VirtualBox (running v7.0 Ubuntu 24.10) and haven't been run for months. This article aims to help users resolve the problem.

Self-Hosting a Website via an External Router: A Comprehensive Guide

Learn how to self-host your website using a purchased static IP from your ISP and an external router. This guide will help you optimize your hardware setup, providing a detailed walkthrough for setting up your modem, integrated router, and an external Netgear router for optimal performance. Improve your website's speed and reliability with this step-by-step tutorial.

Resolving Ansible lookup() error with ansible_lsb.codename

This article provides a solution to an Ansible lookup() error when trying to use ansible_lsb.codename to match a specific codename.