Articles in Linux | UserComp.com

How to Concatenate Videos with FFmpeg: Keep Original Frame Rate

Learn how to concatenate multiple videos using FFmpeg while keeping the original frame rate. Follow this step-by-step guide for Linux.

Fedora 40: DNF Not Installed for Brave Browser Installation

Users attempting to install Brave Browser on Fedora 40 encountered an issue where DNF was not installed. This article provides suggested steps to resolve the problem.

Dell Precision T7910 Won't Boot: Cannot Access BIOS after Installing Ubuntu

This article discusses a common issue where a Dell Precision T7910 computer, running Ubuntu 18.04 alongside Windows 10, fails to boot and cannot access the BIOS. We'll explore possible solutions to resolve this problem.

Easily Share Data Between Dual-Booted Linux OSes: /home Partition, One User per OS, UIDs & Perms, Different Home Directories

Learn how to easily share data between two Linux operating systems installed in dual-boot mode. This method uses separate home directories, unique UIDs, and file permissions.

WSL Can't Run EXE Files with Metadata, umask=022, fmask=111

This article explains an issue with running EXE files in WSL (Windows Subsystem for Linux) when adding metadata with umask=022 and fmask=111. It provides a suggested solution.

Installing Python 3.11 Packages for Users on Rocky Linux

Learn how to install Python 3.11 packages for users on Rocky Linux. This article explains the steps required to make Python 3.11 accessible to users.

Accessing Essential OpenLDAP Password Policy Attributes for Expiring User Passwords on SLES12SP5

Users on OpenLDAP 2.4 (SLES12SP5) may notice that they cannot access essential attributes like pwdLastChange before their passwords expire. In this article, we'll discuss how to grant access to these attributes.

Raspberry Pi: Outbound Connections Blocked - Recent Departed IP Address Changed

A user reports an issue with their Raspberry Pi running RaspberryOS12 (Debian Bookworm), where an outbound connection from IP address 172.16.1.17 was working fine but has been replaced by a new IP address 192.168.0.117. This article aims to help diagnose and resolve the issue.

Windows 10 Home: VirtualMachinePlatform and Podman for Work Containers Not Functioning

Users of Windows 10 Home encounter issues getting Podman to work with containers, focusing on VirtualMachinePlatform. This article offers potential solutions.

Hydratool Not Checking Entire Wordlist: A User's Experience

A user shares their experience with Hydratool not checking the entire wordlist during a password cracking attempt. They created a custom wordlist and placed it in the 10th position, but the tool only checked a portion of it. This article provides a possible solution and explains how to ensure Hydratool checks the entire wordlist.

Dual-Booting Linux Mint and Windows 7 on Pavilion dv6 Notebook: Bootloader Settings

Learn how to configure the Bootloader to dual-boot Linux Mint and Windows 7 on a Pavilion dv6 notebook.

Unable to Ping Hyper-V Host from Ubuntu VM: A Networking Issue

This article discusses a networking issue where an Ubuntu VM hosted on Hyper-V is unable to ping the Hyper-V host. Possible solutions include disabling firewalls, assigning static MAC addresses, and checking network adapter settings.

Big Ping Delays Affecting Specific Webpages: GW01-N.contabo Issue

Last week, we encountered unexpected delays of approximately 150ms on certain webpages, primarily occurring evenings around 19:00 GMT+2. Typically, delays were within the normal range of 20ms. To address this issue, we ran diagnostics on our GW01-N server at Contabo.

Ways to Wake Up Linux Laptops with Closed Lids: Scheduled Commands

Learn how to schedule wake-up commands (apt update & apt dist-upgrade) on Linux laptops with closed lids.

Cant't Install Debian Live OS: Mouse/Keyboard Not Working (Flickering/Bitstop) after Dropping Gnome DE

This article provides a solution to a common issue encountered during the installation of Debian Live OS where the mouse and keyboard stop working or flicker after dropping Gnome DE.

QEMU Boot Stuck on SYS-110P-WTR: A Solution from Andrey Turkin

Users encountering issues with QEMU (Quick Emulator) boot getting stuck on SYS-110P-WTR can find a solution from Andrey Turkin. In this article, we will discuss the steps to start the emulation successfully.

Setting Up a Nextcloud Home Server: Nextcloud Android App not Working with Community Nextcloud Docker Image and Caddy Reverse Proxy

In this article, we will guide you through setting up a Nextcloud home server with the Nextcloud Android app not working issue resolved using the community Nextcloud Docker image and Caddy reverse proxy.

DeepinOS Not Detecting Wi-Fi on Dell Latitude E5510

New users report that DeepinOS does not detect Wi-Fi on their Dell Latitude E5510 laptops despite having installed the necessary drivers. This article provides a solution to the problem.

Understanding Private IP Addresses in Traceroute

Learn about the role of private IP addresses in Traceroute and why they may not be displayed in the output.

DeepinOS WiFi Not Detected on Dell Latitude E5510

New users of DeepinOS on a Dell Latitude E5510 report WiFi not being detected despite installed drivers. This article provides potential solutions.

Minecraft Server using ngrok port forwarding stopped working

A user reports that their Minecraft server using ngrok port forwarding has stopped working. They built a PC using pieces lying around and installed the latest Ubuntu. The issue is not yet clear, but it may involve ngrok configuration or server settings.

Notable: Connecting to an EC2 instance using SSH with password authentication - Ubuntu 22.04

A user named demo117 was created on an Ubuntu 22.04 EC2 instance along with its password using the 'useradd' and 'passwd' commands respectively. This article explains the process of connecting to the instance using SSH with password authentication.

Using Webcam P5 with Manjaro Linux: A Guide for Firefox, Chromium, and Zoom

Learn how to use the Webcam P5 with Manjaro Linux on Firefox, Chromium, and Zoom. Follow this guide to ensure a seamless experience.

FFMPEG: H.265 (HEVC) Video Encoding with VCNVENC (yuv420) at 800Mbps

Learn how to encode H.265 (HEVC) videos using FFmpeg with VCNVENC (yuv420) at a bitrate of 800Mbps on Linux systems.

Resolving DHCPv6 Server Configuration Issues with match option dhcp6.vendor-class

Learn how to troubleshoot and resolve DHCPv6 server configuration issues related to the match option dhcp6.vendor-class, with an example using Intel Enterprise ID.

NGINX Service Failing to Start: Troubleshooting Steps

Learn the steps to troubleshoot and resolve issues with the NGINX service failing to start on various platforms. This article covers audit logs, common causes, and solutions.

NetMod Error: Forbidden Access Permissions Preventing SSH Connection

Users attempting to start the NetMod application with an SSH configuration encounter an error message: 'attempt made to access socket: way forbidden access permissions'. This article provides suggested solutions for resolving the issue.

Ubuntu 23.10 on Asus Vivobook 16 (X1605VA-MB957WS): Mediatek WiFi card driver not supported

Users of the Asus Vivobook 16 (X1605VA-MB957WS) with Ubuntu 23.10 encounter issues with the Mediatek WiFi card driver not being supported by the kernel.

Limiting Certain Repositories in Pacman Built-in Search

Learn how to limit certain repositories when using Pacman's built-in search feature. This article covers using the '--noconfirm' option with 'python-pacman' and 'Slurp' commands.

Installing Streamlit App on Azure Virtual Machine: A Step-by-Step Guide

Learn how to install and run a Streamlit app on an Azure Virtual Machine. This step-by-step guide covers the installation process of Streamlit and its dependencies.

Adding Russian Language in Kubuntu: A Step-by-Step Guide

Learning Russian? Here's how to add the Russian language to your Kubuntu system.

Way to Reserve Bandwidth for SSH on Debian Linux: A Tech Support Solution

Learn how to reserve bandwidth for SSH connections on a Debian Linux machine, preventing network congestion and improving responsiveness.

Federated User Access to an S3 Bucket Across Multiple AWS Accounts

This article explains how to grant a federated user access to an Amazon S3 bucket in another AWS account using IAM Identity Center.

Understanding Syntax: Does 'grep-v' Command Show Uncommented Lines or Hide Empty Ones?

This article explains the behavior of the 'grep-v' command in showing uncommented lines versus hiding empty lines. Through a test file, we demonstrate the difference and clarify any potential confusion.

Lazy Loading a Neovim Plugin with in plugins/lua file

In this article, we will discuss how to lazy load a Neovim plugin within its plugins/lua file using Lazy.nvim.

Permanently Forwarding a Specific Port for Remote Access to a QEMU Guest Linux Host

Learn how to permanently forward a specific port for remote access to a QEMU Guest Linux host. This guide provides step-by-step instructions for setting up port forwarding using various methods.

Automating Tasks with Shell Scripts: Sudo OpenVPN, Python, ifconfig, and Docker-compose

Learn how to automate tasks using shell scripts in various scenarios, including opening OpenVPN files, running Python scripts, configuring ifconfig, and managing Docker-compose.

Logging Commands Remotely in Ubuntu Linux

Learn how to log commands remotely in Ubuntu Linux using SSH and various command-line tools.

Systemd-resolved: Successfully Requests IP Addresses on Computer, Correctly Resolves FQDNs

This article discusses an issue where Systemd-resolved successfully requests IP addresses on a computer and correctly resolves Fully Qualified Domain Names (FQDNs) to IP addresses.

Delayed Audio Start/Stop in Ubuntu 24.04: A Solution for Firefox's Pause-Prone Pop-ups and Muted Bell Sounds

Experience delayed audio start/stop issues with Firefox on Ubuntu 24.04? Learn how to resolve these problems with a PipeWire solution.

Configuring Captive Portal with pfSense: Prevent Unauthorized Wi-Fi Users

Learn how to configure Captive Portal on pfSense to manage and secure Wi-Fi access for your network. Prevent unauthorized users from connecting and ensure secure browsing.

Samba Configuration Not Working on Two Different PCs: A Troubleshooting Guide

This article provides a step-by-step guide to troubleshoot Samba configuration issues on two different PCs. Users who have tried setting up a simple Samba config on multiple virtual machines and encountered Unix user permission problems can follow the instructions in this article to resolve the issue.

Ubuntu Freezes When Copying Data from External NTFS Disks

Users report that Ubuntu freezes while copying large data from external NTFS disks. This issue occurs when the disk is plugged into the PC for over a month. Here's how to troubleshoot and prevent the freeze.

Using stdin with tar.gz files: Content Explanation

In this tech support article, we will explain how to use standard input (stdin) with tar.gz files in various operating systems. We will cover the use of create archive command with stdin and piping filenames with stars. Let's get started.

Prevent Gnome Terminal from Closing with Middle Button Click in Ubuntu 22.04 LTS

Learn how to prevent Gnome Terminal from closing when the middle mouse button is clicked in Ubuntu 22.04 LTS.

Directly Mounting Internal Disks using UUID: A Simple Guide

Learn how to mount internal disks directly using their UUIDs in both Linux and Windows systems. This simple guide will help you save time and effort in managing your disks.

Cryptsetup and Luks: Partition vs File - Robustness against Disk Sector Errors

This tech support article discusses the comparison between using Cryptsetup and Luks to encrypt partitions versus files, focusing on their robustness against disk sector errors such as unreadable (pending) sectors. Offline encryption methods are also explored.

Installing Debian Bookworm on an Old Compaq Evo N1020v Laptop (Hard Disk Partitioning)

Learn how to install Debian Bookworm on an old Compaq Evo N1020v laptop without a CD/DVD drive by partitioning the hard disk.

GitLab: Unique Pages URL Redirects

Learn how to set up unique URLs for GitLab Pages and resolve redirect issues.

PFsense: Fake Subnet and IPsec Tunnel Mapping

Learn how to configure PFsense for IPsec tunnel mapping with a fake subnet. This article explains the process of setting up a remote network (172.x.x.x/24) with a local network (10.x.x.x.x/16), ensuring no changes to the remote configuration are necessary.