Articles in Linux | UserComp.com

Unable to ping Ubuntu VM (VirtualBox) on macOS host

This article discusses an issue where a user is unable to ping an Ubuntu VM running on VirtualBox from a macOS host. The problem is that the DHCP network settings are not being applied, and the Ubuntu VM is unable to connect to the internet.

Data Recovery with ddrescue: Not Even Printing Terminal Anything?

This article provides a step-by-step guide on how to troubleshoot and resolve issues with ddrescue when it's not printing anything on the terminal while trying to recover data from an unmounted hard drive. It also includes tips for optimizing the recovery process.

Creating a Virtual Machine for Android 8.1+ with Compatible ISO for arm64 and QEMU

Having trouble finding a compatible ISO for Android 8.1+ on arm64? This article will guide you through creating a virtual machine using QEMU and an alternative solution for a GSI image for Pixel devices (11-15).

What Does the Icon Mean in the Top Right Corner of Nautilus Directory?

The icon in the top right corner of Nautilus directory indicates the type of file or folder being displayed. Renaming a file or folder may remove the icon. This article provides information on what the icons mean and how to manage them in Nautilus.

Fix Error: Can't Open File $HOME/.zcompdump in Zsh

This article provides a solution for the error 'zcompile-many: zcompile: 2: cant open file: /Users/mazentech/.zcompdump' in Zsh, which is likely due to changes in the $ZDOTDIR/etc/zshenv file.

Add Dash Serial Number to File Names in Specific Folder via Batch Script

Learn how to add a dash serial number to the beginning of file names in a specific folder using a batch script. This tutorial provides a step-by-step guide for Linux users to simplify file organization and management.

Linux Kernel cgroup v2 and SCFS Scheduler: CPU Throttling and Multiple Threads

This article discusses the Linux Kernel's cgroup v2 and SCFS Scheduler, focusing on CPU Throttling and how it affects multiple threads. We will delve into the concept of throttled_usec and how it can cause a cgroup to be throttled for a specific period.

Efficiently Count Instances of Letter-Digraphs/-Bigrams in a Corpus - Results Shown in Spreadsheet

This article demonstrates an efficient method to count permutations of letter-digraphs/-bigrams within a large text corpus using Python. The results are displayed in a spreadsheet for easy analysis.

Linux Kernel cgroup v2: SCFS Scheduler - Throttled Usec Accounting for Multiple Threads

Exploring the Linux Kernel's cgroup v2 and SCFS scheduler, we delve into the behavior of throttled_usec accounting when multiple threads are involved. Specifically, we address the question of whether a single throttle period applies to all threads or if each thread has its own throttle period.

Undo nix-shell-p<package>: Revert Package Changes?

The Nix package index suggests trying nix-shell-p<package>; but how do you undo changes if needed? Learn about reverting package changes in Nix here. Read more about Nix package management and shell usage.

Prevent Specific Keys (Like Media Control Keys) from Waking Monitors in Linux

Learn how to prevent specific keys, such as media control keys, from waking monitors in Linux. This article provides a step-by-step guide to configure the system for a more peaceful and distraction-free offline work environment.

Unable to view GitHub repository despite public status

Recently noticed a sudden drop in traffic, people pinging the repository Discord server reporting it as unavailable. The image shows the repository as public. Contributing issues have been raised.

Can modern Linux systems switch motherboards without corrupting the EFI partition?

This article discusses the possibility of switching motherboards on modern Linux systems without corrupting the EFI partition. We'll explore a method using WD Blue SSD and Debian bookworm installation to ensure a smooth switch.

Prevent Specific Keys from Waking Monitors on Linux

Learn how to prevent specific keys from waking monitors on Linux systems, keeping your offline work uninterrupted.

Unable to View Github Repository: Discord Server Unavailable

Recently noticed a sudden drop in traffic to the Github repository. Pinging the repository on the Discord server results in an unavailable response. The repository is publicly visible as shown in the image. What could be the issue?

Troubleshooting Autossh/Ssh Failure Setting Tunnel with ExitOnForwardFailure

Having trouble setting up an Autossh/Ssh tunnel with the ExitOnForwardFailure option? This article provides troubleshooting steps for a common issue faced by users trying to connect to a specific webpage on a public Wi-Fi network.

Powershell module class usage with included class

This article explains how to use PowerShell module classes with included classes. It demonstrates the creation of a custom class in a PowerShell module and its usage.

Parsing Sequence: NUL-Terminated Strings and Attaching a Script to Systemd-Boot in Batch

Having trouble parsing command output and storing entries separately in a variable while listing different entries for systemd-boot batch shell script? This article provides a solution using NUL-terminated strings parsing.

Bash Glob Not Working as Expected? A Troubleshooting Guide for Mounting NFS on AIX Servers

Having trouble mounting NFS on AIX servers using bash glob? This article provides a quick overview of the problem and how to solve it, with a focus on the use of options such as 'bg', 'hard', and 'rsize'. Inviting readers to read more about tech support topics.

Passwd Recovery Help: Dual Boot Hard Drive - Forgot Windows Log-in Password, Installed Ubuntu via Terminal

Forgot Windows log-in password after partitioning a dual boot hard drive and installing Ubuntu via terminal? Learn how to recover your passwd with our helpful guide. Optimized for SEO using keywords: dual boot, hard drive, Windows, Ubuntu, terminal, and passwd recovery.

Adding Specific Audio/Video Timestamps in Android Kotlin with FFmpeg Command

Learn how to add specific audio and video timestamps, starting from 5 seconds to 10 seconds, with a loop audio value command in Android Kotlin using FFmpeg.

Merging Two ZFS Pool Password Prompts

This article guides you through the process of merging two ZFS pools, each containing data from a different operating system. We'll focus on a scenario where one pool is associated with a Linux-based system, such as Ubuntu installer, and the other with a file system.

Email Sent with MySQL Data

This article explains how to send MySQL data via email. It provides a step-by-step guide for generating the required JSON structure and sending emails with the last MySQL data sent by the user.

Resolving Stop Cross-User Authentication Prompts with Rock PI on Debian 12

This article discusses how to resolve Stop Cross-User Authentication Prompts encountered when using Rock PI running Debian 12. The issue arises when a new user named 'guest' is created and the user attempts to execute commands like 'systemctl stop <service_name>', prompting an authentication prompt.

Finding Specific Data in Wireshark Capture

Learn how to find specific data in a Wireshark capture. This article will guide you through the process, ensuring you can confirm the data you need.

How to Fix 'Operating System Not Found' Error when Running EasyOS VMware Workstation with vmdk file

Having trouble running EasyOS on VMware Workstation with a vmdk file? Learn how to fix the 'Operating System Not Found' error in this easy-to-follow guide. Make sure to optimize your article for SEO using relevant keywords. Read more to find out how to resolve this issue in tech support.

Building Old QLA2xxx Driver for Kernel 4.10.17 on Debian 12

This article guides you through the process of building the old QLA2xxx driver for Kernel 4.10.17 on Debian 12. Follow the steps to successfully install the driver on your Intel Atom mainboard.

Eclipse Git Hook Not Respecting core.hooksPath Setting

This article discusses an issue with Eclipse Git hooks not respecting the core.hooksPath setting when running a commit-msg hook on a small application in Windows. We will explore the problem and provide a potential solution.

Troubleshooting AgileWork pop-up window issue in Edge browser

This article provides solutions for a special kind of pop-up window issue that occurs in Edge browser while using an Oracle web application called AgileWork. The pop-up window redirects immediately and causes inconvenience.

Upgrading Intel Atom 330 Driver on Debian 12 with Kernel 4.10.17 to 6.1

Learn how to upgrade the Intel Atom 330 driver kernel on Debian 12 from 4.10.17 to 6.1 for improved performance and compatibility. This SEO-optimized article will guide you through the process with ease.

SSH Servers: Can They Use Push Authentication for Login?

Exploring the possibility of using push authentication for logging into SSH servers like OpenSSH, and understanding how it differs from traditional PKC-based authentication.

Determining Engineer Skill Sets and Product Level for Fabric and SD

This article discusses the skill sets and product level of engineers for Fabric (B1) and Fabric (C1) as well as SD (D1).

Can't Ping Ubuntu VM Connected to VPN Provider: A Troubleshooting Guide

Having trouble pinging your Ubuntu virtual machine (VM) connected to a VPN provider? Learn about the possible causes and troubleshooting steps to take, including forwarding LAN traffic through a VPN tunnel using strongSwan VPN server.

Unable to Update EFI variables in systemd-boot for Windows in Dual-Boot Setup

Having trouble editing the LoaderEntryDefault value in systemd-boot to change the boot order for Windows? Learn about updating EFI variables for a smoother dual-boot setup with systemd-boot and Windows.

Expanding Local Subdomains withDNSMasq: A Guide for Tech Support

Learn how to configure DNSMasq to structure local nameservers based on rooms in your home. This guide is perfect for tech support professionals seeking to expand their network subdomains.

Ubuntu Server on AWS EC2 loses connection after turning on VPN client

This article discusses an issue where an Ubuntu Server on AWS EC2 loses connection after turning on a VPN client. The default routing is getting overridden, and we'll explain how to understand and overcome this issue.

Does Windows 11 behave like Linux (Debian) rsync?

Learn how to make Windows 11 behave like Linux (Debian) rsync using WSL.

Windows 11: External Monitors Stopped Working After DELL 6000 Dock Connection

This article provides solutions for Windows 11 users experiencing issues with their external monitors after connecting via a DELL 6000 dock. The monitors were previously working fine in extend mode, but stopped functioning. We will explore possible solutions to help you get your monitors working again.

Effortlessly Move/Migrate User Accounts to a New Debian Server

Discover a seamless solution to transfer user accounts to a new Debian server, even when the easy method fails. Ensure a smooth transition for your 40 users.

Prevent Standby: A Guide to Active Downloads on Major Platforms

Learn how to prevent standby and keep downloads active on various platforms, including Linux, Windows, and MacOS. Ensure uninterrupted file transfers with our comprehensive guide.

Rendering a Web Page Outside Browser Engine

Learning web fundamentals, recently heard about rendering a web page, importing the entire browser engine. Doubts about it, can't find a program that renders.

Rendering a Webpage Outside of a Browser

Learning web fundamentals, recently heard of rendering a webpage by using the entire browser engine. Doubted if there's a program that does this, need help finding it.

UEFI BIOS Screen Goes Black When Switching to Tuxedo OS on ASUS Prime B650-PLUS Motherboard

User experiencing an issue with the UEFI BIOS screen going black when switching from Windows 11 to Tuxedo OS on an ASUS Prime B650-PLUS motherboard. The issue recently occurred, and a solution is needed to access the Tuxedo OS.

Shrinking 3D Movie Size: Keeping 3D?

Learn how to shrink the size of a 3D movie while keeping the 3D effect. This article provides a step-by-step guide on using FFmpeg to convert 3D movies from side-by-side to top/bottom formats without changing the type of 3D used.

Configuring Docker Container with Contact Server on Remote Machine

This article provides a step-by-step guide on how to configure a Docker container to connect with a remote server using a contact server. The guide includes setting up the Docker network, modifying the Docker Compose file, and configuring the application within the container.

Shrinking 3D Movie Size: Keeping 3D?

Learn how to shrink the size of your 3D movies while keeping the 3D effect. This guide covers various methods for converting 3D side-by-side to top/bottom formats without changing the 3D type.

Pipewire Stops Working Minutes After Using USB Audio Interface on Linux MX-23.4

This article discusses a problem where Pipewire stops working minutes after using a USB audio interface (Focusrite Scarlett 18i20) on Linux MX-23.4. It provides potential solutions and workarounds to resolve this issue.

App Icons Get Large on Increased Display Scaling in Ubuntu 24.04.1 LTS

Users of Ubuntu 24.04.1 LTS with a display resolution of 2240x1400 and a scaling of 150% may notice that app icons appear larger. This issue seems to affect Qt applications such as Albert, running on the xcb platform with Qt version 6.4.2. This article provides a solution to the problem.

Unblock Everything on School Chromebook

Learn how to unblock everything on your school Chromebook using a USB stick.

Using Multiple CUPS Servers Simultaneously

Learn how to set up and use multiple CUPS servers running on a localhost, even with a 'FollowMe' printer system. This guide will help you manage multiple printers on a Debian XFCE laptop.