Articles in Linux | UserComp.com

How to Disable Selection Highlighting in Oh-My-Zsh?

Learn how to disable selection highlighting in Oh-My-Zsh terminal. This guide covers the process for Linux users.

Git Clone Error: Bad Line Length Character on Fedora Silverblue 40 with Termux on Android

This article explains how to resolve Git clone errors caused by bad line length characters when using Termux on an Android phone to access a Git repository hosted on a LAN with a Fedora Silverblue 40 system.

tmux: Searching Certain Strings in Scrollback Unreliable

Recently, the tmux software I'm using has become unreliable when searching for certain strings in the scrollback. Previously, I could easily find and navigate to specific lines using the search function. However, now it seems to be hit or miss.

Ubuntu 20.04: Permission Error when Writing to /var/www/html

This article explains how to resolve permission errors when writing to the /var/www/html directory in Ubuntu 20.04.

Docker Ubuntu 20.04.6 LTS: SSH Connection Works, but SCP One-Way

A user reports that they can connect to a Docker container running Ubuntu 20.04.6 LTS via SSH but encounter a one-way connection issue when using SCP for file transfers. This article provides potential solutions to help resolve the problem.

UFW Firewall: Rules Not Working with VPN - Tech Support

Users report that their UFW firewall rules are not working when using a VPN. In this article, we'll discuss potential causes and solutions for this issue.

Installing Debian 12 Alongside Ubuntu 22.04 on Windows 11

Learn how to install Debian 12 alongside Ubuntu 22.04 on Windows 11 using a dual-boot setup. This guide covers the installation process for NVIDIA-enabled systems.

Resolving Barracuda VPN Connection Issues on Debian 12.5.2

New machine with Debian 12.5.2 observes broken VPN connection. Troubleshooting steps include checking for external issues and examining system logs.

Configuring S.M.A.R.T. Monitoring with /etc/smartd.conf

Learn how to configure S.M.A.R.T. monitoring on various Linux-like systems by customizing the /etc/smartd.conf file. Follow this step-by-step guide for optimal performance.

Understanding the Effectiveness of 'networkingMode=mirrored' in Win11 WSL2

This article explains the functionality and effectiveness of the 'networkingMode=mirrored' setting in WSL2 (Windows Subsystem for Linux 2) for Windows 11.

Setting up Multiple Netcat Connections in Old CentOS Offline LAN

Learn how to set up multiple Netcat connections in an old version of CentOS offline LAN network. Follow this step-by-step guide to configure hosts like nc <ip1> 5555.

Accessing Synology NAS via DDNS Url with HAproxy through pFsense

Learn how to access your Synology Network Attached Storage (NAS) remotely using Synology Drive and set up HAproxy through pFsense with a DDNS URL.

QEMU Q35 Version Difference: Impact on Windows 10 VM Settings

Discover the differences between QEMU Q35 version 9.0 and 7.2, and learn how it affects your Windows 10 VM settings.

FTP Passive Server Setup on Ubuntu 24.04: Unexpected Behavior

Setting up a passive FTP server on Ubuntu Server 24.04 using vsftpd (version 3.0.5) without PASV port settings in vsftpd.conf may lead to unexpected behavior. This article discusses the issue and suggests potential solutions.

Access Physical Ethernet Port on Windows 11 via WSL2 for EtherCAT with Raw Packets

Learn how to access a Physical Ethernet port on Windows 11 using WSL2 (Ubuntu 20.04) for EtherCAT applications requiring raw packets.

Red Hat 9 Prompts Sudo Password the First Time: Configuring sudoers file

This article explains how to configure the sudoers file in Red Hat 9 to avoid being prompted for a sudo password every time, but only the first time.

OpenVPN Not Working with UDP on NAT Gateway

Users experiencing issues with OpenVPN not working using UDP on a NAT gateway. This article provides suggested solutions for configuring OpenVPN with UDP on a NAT gateway.

Setting up Reverse Proxy across Multiple Devices on Local Network

Learn how to set up a reverse proxy across multiple devices on a local network, including Raspberry Pi and other devices.

Custom Commands and Working Variables in Vifm File Manager

Learn how to use custom commands and working variables in Vifm, a powerful and efficient file manager for Linux, MacOS, and Windows.

Determining the Need for Patches: Ubuntu 20.04 and the Recent SSH Exploit (CVE-2024-6387)

This article discusses the recent SSH exploit (CVE-2024-6387) and whether Ubuntu 20.04 users need to apply patches based on their OpenSSH and OpenSSL versions.

IPTables NAT Configuration: Laptop to OrangePi1 to OrangePi2

This article explains how to configure IPTables for Network Address Translation (NAT) to enable communication between a laptop and two OrangePi devices.

Migrating Proxmox XCP-NG Cluster: Disabling Networking on Ubuntu Server 22.04 VM

Learn how to disable networking on Ubuntu Server 22.04 VMs during a Proxmox XCP-NG cluster migration.

WSL Ubuntu on Wi-Fi Hotspot: Unable to Access Local Network from Windows Side

This article provides a solution for users who are unable to access their local network from the Windows side when running a Ubuntu instance as a WSL on a Wi-Fi hotspot.

Yocto Mickledore: Group RT Scheduling Issues with pthread_create

Users building Yocto images with Mickledore (6.1) report premature application exits due to pthread_create code. It seems like comment settings are the culprit.

Configuring Development Environment: Not Reach WebServer on VMs using DNS, iptables rules, forward packets, virtual bridge

In this tech support article, we will guide you through the process of configuring your development environment to reach the webserver on VMs using DNS, iptables rules, forward packets, and virtual bridge. Follow the simplified description below for a top-down understanding of the setup.

Registering MOK, vmmon, and vmnet modules with VMware Workstation Pro on Ubuntu 22.04 and Secure Boot

This article explains how to register MOK, vmmon, and vmnet modules with VMware Workstation Pro on Ubuntu 22.04, which has changed since the previous versions due to Secure Boot.

Workaround for 'apt-get pulling rug' error during OS image creation

This article provides a workaround for the 'apt-get pulling rug' error that may occur during the creation of an operating system image. This error can prevent the software from pre-installing necessary packages, causing issues during system boot. Learn how to resolve this error and ensure a successful OS image creation process.

Integrating XMonad with Systemd's graphical session.target

The user wants to take advantage of Systemd user services but realizes that XMonad (which they are using together with lightdm) doesn't seem to be integrated. It appears that lightdm should not be used in this scenario.

Troubleshooting Packet Loss: Analyzing a .pcap File

Learn how to analyze a .pcap file to identify the cause of packet loss in your network. This article provides a step-by-step guide for troubleshooting packet loss issues using Wireshark and other tools.

How to Use Freeze Detection with FFmpeg: A Step-by-Step Guide

In this article, we'll walk you through the process of using FFmpeg's freeze detection feature to identify and correct frozen frames in your video files. We'll provide you with a step-by-step guide and an example command using the freezedetect filter.

Removing 2EFIsystem File in PopOS for Virtual Mac and Hackintosh

Learn how to safely remove the 2EFIsystem file in PopOS when creating a virtual Mac system for Hackintosh.

Ubuntu 23.10: 6TB Data Loss with Jellyfin Media Server Family

A user running Ubuntu 23.10 with the Jellyfin Media Server Family encountered a 6TB data loss issue. This article discusses the potential cause and offers solutions.

Understanding Loadlin.exe in Debian ISO Installation

A newbie asks about the use of Loadlin.exe in the Debian installation image (.iso). This article explains the role of Loadlin.exe in the Debian installation process.

Merging Unallocated Spaces to the Right of a Primary Partition (New Linux/Ubuntu User)

A new Linux/Ubuntu user is having trouble installing GParted and needs help merging unallocated spaces to the right of a primary partition. This article provides a step-by-step guide for merging unallocated spaces using GParted.

Understanding FFmpeg's ss, -t, -to, Streamcopy, and Keyframe Differences

In this tech support article, we will clarify the use of FFmpeg's ss, -t, -to, streamcopy, and keyframe options, and explain the differences between streamcopying and transcoding/reencoding.

WhatsActive Linux Kernel Developers Forum: Answering Newbie Questions

Find answers to your newbie questions about Linux kernel configuration, compilation, and understanding in the WhatsActive Linux Kernel Developers Forum.

Command 'xrandr' not working: Unable to add new screen resolution

Users report issues with the 'xrandr' command not being able to add a new screen resolution. This article provides solutions for various distributions and environments.

Obs Studio Virtual Background Plugin Doesn't Work: A Gentoo User's Experience

A Gentoo user describes their experience with the Obs Studio virtual background plugin not working after downloading, compiling the plugin source, and installing heavy dependencies. The user shares their findings and potential solutions.

Debian 12 Cinnamon TCL TV Connection and Display Settings

Learn how to configure Debian 12 Cinnamon for optimal TV connection and display settings with a TCL TV using HDMI.

Emacstopbar Doesn't Follow System Theme in Fedora

Users of Fedora Linux report that the Emacstopbar doesn't follow the system theme. This article provides suggested solutions for this issue.

Ubuntu 23.10: Lost 6TB Data with Jellyfin Media Server after Three Weeks

A user running Ubuntu 23.10 with the Jellyfin Media Server encountered a data loss issue three weeks ago, but still doesn't know the cause, how it happened, or when it occurred.

Plesk Server: Allowing Custom Extensions for File Downloads - 403 Error

Learn how to allow custom extensions for file downloads on a Plesk server when encountering a 403 error.

Sending Environment Variables via SCP: A Comprehensive Guide

Learn how to send environment variables using SCP (Secure Copy) protocol in this comprehensive guide. Understand the process for various file transfer clients such as PSFTP, PSCP, and SCP.

FFmpeg Fails to Access QSV or Vulkan on Intel GPU

This article provides solutions to common issues encountered when using FFmpeg with Intel GPUs, specifically when QSV or Vulkan access is refused.

Finding Location-Specific 'include' Libraries in Linux using Python

Learn how to find location-specific 'include' libraries in Linux using Python. This article provides a step-by-step guide to help you locate and include necessary libraries in your Python scripts.

Resolving Password Prompting Issues with LFTP Connections on CentOS 7 for SSH Key Authentication

This article provides instructions on how to resolve password prompting issues when using LFTP for SSH-key authenticated connections on CentOS 7.

Configure Script Expects Absolute Directory Name -- Prefix: $./configure

When attempting to use a non-absolute directory name -- prefix with the configure script, an error is encountered: 'configure: error: expected absolute directory name -- prefix: xxx configure script expects an absolute directory name -- prefix to function properly.