Articles about linux | UserComp.com

Synchronized Disc Operations: Creating a Virtual Block Device for Multiple Discs

Learn how to create a group virtual block device for multiple discs and apply synchronized interactions, similar to RAID mirror.

Automatically Booting Two Installed OSes (Windows 10 & Ubuntu 20.04) on a Dell Latitude 5411 Laptop

Learn how to automatically boot Windows 10 and Ubuntu 20.04 on a Dell Latitude 5411 laptop with separate encrypted partitions.

Troubleshooting Photovoltaic System: Inverter Controller Suppression of Network Traffic

Experiencing issues with a photovoltaic system inverter controller not communicating? It's possible that the controller is suppressing network traffic. Learn how to troubleshoot and resolve this issue.

Combining Two Word Lists in Linux: A Step-by-Step Guide

In this article, we will discuss how to combine two word lists directly together to create new combinations using Linux. We will cover various methods using bash scripting and other tools.

Generating a Custom Word List Starting with 'Internet' for Tech Support

Learn how to generate a custom word list starting with 'Internet' for tech support. This word list can be used for various Linux-related tasks, such as configuring firewalls or setting up network connections.

Gnome Boxes: Shared Folder Not Appearing in Windows Guest on Linux Host

A Linux user reports an issue with a Windows guest system in Gnome Boxes not recognizing a shared folder. This article offers potential solutions to help resolve the problem.

Using `-m` option with bash and Vim on Windows 11 Pro

Learn how to use the `-m` option with bash and Vim on Windows 11 Pro. This article provides a step-by-step guide to help you get started.

Using `-m` option in bash with Vim on Windows 11 Pro

Learn how to use the `-m` option with bash and Vim on Windows 11 Pro for effective scripting.

No Output Device Detected After Pressing a Button in KDE Plasma (Debian)

Users of Debian with KDE Plasma desktop environment report an issue where the output device is no longer detected after pressing a button in the settings GUI. This article provides troubleshooting steps to help resolve the issue.

WannaCry Virus Affecting Debian Installation: Two-Partition Laptop Infected

Learn how to identify and handle a WannaCry virus infection on a Debian Linux system with a dual-boot Windows and Linux setup.

WannaCry Virus Affecting Debian Installations: Recovering Files on a Dual-Boot System

Learn how to recover files on a Debian system infected with the WannaCry virus, specifically on a dual-boot system with a Windows partition.

Wannacry Virus Affecting Debian: Laptop With Two Partitions (Windows and Linux) Infected

A user reports that their Debian laptop, which has two partitions - one for Windows and one for Linux - has been infected with the Wannacry virus. In this article, we will discuss the possible causes and solutions for this issue.

Middle-Button Click-and-Drag on Dell Precision 7560 Trackpad vs. Mouse: A Comparison

Comparing middle-button click-and-drag functionality on a Dell Precision 7560 trackpad to using a mouse in a Linux environment.

Fixing Number Key (Caps Lock) Issue in Arch Linux

New contributors on the Arch Linux forum are reporting an issue where the number keys behave like the Caps Lock key. In this article, we'll discuss the possible causes and solutions for this problem.

Connecting Old LG Optimus L52 Cellphone Screen to Raspberry Pi 4B

Learn how to connect an old LG Optimus L52 cellphone screen to a Raspberry Pi 4B.

Workaround for '-p' sizing longer works in Tech Support

Users may encounter issues with longer works when using the '-p' flag in tech support. This article provides a workaround using tmux.

Docker App Cant Write Volumes on Deployed EC2 Amazon Linux

This article discusses a common issue where Docker apps fail to write volumes when deployed on EC2 Amazon Linux instances. Potential solutions include checking permissions, using Docker Compose, and troubleshooting network connectivity.

Adding Custom UFW Rules: ufw limit --hit-count custom value

This article explains how to add custom UFW rules by writing them in /etc/ufw/before.rules (or after.rules). It covers the process of reloading UFW and transferring existing rules, as well as providing an example of a custom limit rule.

Dual Boot Computer: HDD Filesystem Turned RAW - Freeze/Manual Reboot

Learn how to resolve an unfortunate situation where a dual boot computer (Ubuntu-Win10) freezes while transferring or writing data to an NTFS HDD. This article explains the cause and provides steps for a manual reboot.

Detox Filenames with bash Script in Kubuntu 22.04.4 LTS: A How-to Guide

Learn how to use a bash script to detoxify filenames containing special characters in Kubuntu 22.04.4 LTS. This article explains the process step-by-step using the detox1.4.5 tool.

How to Disable GPU PCIe Bus Power for Power Savings

Learn how to disable GPU PCIe Bus Power for power savings on your PC. This is particularly useful for power-hungry GPUs that don't need full power all the time.

Using Thunderbird Email Identities with File-Upload Scripts on a Fedora Linux VM

Learn how to use Thunderbird email identities for file uploads on a Fedora Linux VM. This article provides a step-by-step guide to configuring Thunderbird and setting up file-upload scripts.

Mounting Google Drive on Ubuntu using ocamlfuse: A Step-by-Step Guide

Learn how to mount Google Drive on Ubuntu using ocamlfuse, an open-source FUSE filesystem driver. Follow this step-by-step guide to get started.

Launching Another Terminal in Kali Linux: A Step-by-Step Guide

Learn how to launch another terminal in Kali Linux by using the Cmd+Shift+T shortcut or creating a new tab in the existing terminal.

Troubleshooting CURL Exit Code 18 on Amazon Linux 2: SFTP Byte Remaining Issues

This article discusses a common issue with CURL on Amazon Linux 2 servers, where exit code 18 is returned during SFTP file transfers. We'll explore possible causes and provide solutions to help you set up a local SFTP server and troubleshoot the issue.

Accessing Ubuntu on Windows Server 2022 with WSL2

Learn how to access and manage Ubuntu 22.04 distribution on Windows Server 2022 using WSL2.

Automating Directory Renaming with Number Matching List using Shell Scripting

Learn how to automate directory renaming using number matching list with shell scripting. This is a beginner-friendly guide for those new to advanced terminal and scripting.

WSL2: Administrator Accounts and PowerShell Installation - Error Messages

This article provides solutions to common error messages encountered during the installation of WSL2, specifically for Administrator accounts and PowerShell.

Why Does a 1TB Drive Show Smaller Actual Size?

Learn why a 1TB drive may display a smaller actual size and how to check for potential issues such as compression or NTFS settings.

Mobile I3-6006U CPU with Intel HD 520 iGPU and AMD Radeon R5 M330 dGPU: GCN1 AMD GPUs DPMBug Issue

This article discusses a common issue with Mobile I3-6006U CPUs that have both Intel HD 520 iGPUs and AMD Radeon R5 M330 dGPUs, specifically regarding the DPMBug. Learn about possible solutions for Linux, Windows, and MacOS users.

Skype Screensharing: Sharing WSLg Windows with Emacs

In this article, we will guide you through the process of sharing a WSLg window running Emacs during a Skype call. When the Skype conversation initiates screensharing, several window entries appear, and you want to share the WSLg window. We'll explore the choices presented and the steps to make it happen.

Search Replacement Doesn't Work with BusyBox: Getting Sed: unmatched/error

This article provides a solution to the issue of getting 'unmatched' or 'error' messages when trying to perform search and replace operations using sed with BusyBox.

Password Authentication Error during WSL Ubuntu 22.04 Shutdown

Users encountering an issue where a password authentication error occurs during the shutdown of WSL Ubuntu 22.04 are addressed in this article. The error might appear when running 'wsl' entershell and the shell is no longer found.

Understanding Hosts File Comment Format with Extra Tabs

In this tech support article, we will discuss the Hosts file comment format and explain the implications of having extra tabs instead of the standard # symbol. We will provide solutions for Windows, Linux, and MacOS.

Checking if /dev/mapper/dev0 exists for luks Open decryption setup

This article explains how to check if /dev/mapper/dev0 exists in a Linux system for setting up luks Open decryption. Follow the instructions below to ensure a successful decryption process.

Customizing Color Settings in ble.sh Bash Terminal

Learn how to customize color settings for face commands in the ble.sh Bash terminal. This article covers installing the repository and making the necessary changes.

Iptables Not Dropping UDP Packets with Exact IP Address

This article explains why iptables may not be dropping UDP packets with exact IP addresses and provides solutions to resolve this issue.

Routing Traffic Between Different Table/Backend Interfaces: wlan0 and wg0

Learn how to configure and route traffic between two manually configured interfaces, wlan0 and wg0, with different table/backend configurations.

Using Linux-like Symlinks in a Windows Computer: Application Logs Directory

A customer asked about the possibility of using Linux-style symlinks in a Windows computer to manage application logs. In this article, we will explain how to create and use symlinks in Windows to link to the hardcoded 'Logs' directory of an application.

Hardening RHEL 8.9: Applying crypto_LUKS Encryption to Active Partitions

Learn how to apply crypto_LUKS encryption to active partitions in RHEL 8.9 for enhanced security.

Handling Email Delivery with Dynamic IP Addresses on Ubuntu Server using Postfix

Learn how to handle email delivery on a Ubuntu server with a dynamic IP address using Postfix. This includes setting up DNS records and configuring Postfix to adapt to IP address changes.

Resolving Black Bars Issue in Upscaled 720x576 Videos (SAR 16:15 DAR 4:3)

When playing a recently imported 720x576 video with a Side Aspect Ratio (SAR) of 16:15 and a Display Aspect Ratio (DAR) of 4:3, black bars may appear. In this article, we'll discuss how to resolve this issue.

Making an Old EXE File Extension No Longer Executable

Learn how to make an old EXE file extension no longer executable to prevent accidental usage or potential security risks.

Configuring ALSA Loopback with Simultaneous Headphone Outputs on Ubuntu 22.04

Learn how to configure ALSA (Advanced Linux Sound Architecture) to use loopback audio with multiple headphone outputs on Ubuntu 22.04. This tutorial will help you hear audio from the loopback streams in both headphones simultaneously.

How to Disconnect and Reconnect Tmux Sessions Without Losing Content: A Tech Support Guide

Learn how to disconnect and reconnect Tmux sessions without losing any content, even when transferring large files across multiple servers. This guide is designed for users of Linux, MacOS, and Windows who need to manage multiple SSH or SFTP sessions at once.

Docker Compose Freezes EC2 t2.micro Instance: A Solution

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