Articles in Linux | UserComp.com

Add Moving Logo to Long Video Using FFMPEG

Learn how to add a moving logo to a long video using FFMPEG. This tutorial will guide you through the process step-by-step.

No Internet in Proxmox VirtualBox VM

This article provides solutions to the issue of no internet connection in a Proxmox VirtualBox VM. The VM can also ping Proxmox, and vice versa. This issue is common when the VM is created inside Proxmox.

OpenVPN Connected, No Internet Access: A Comprehensive Guide

This article provides a step-by-step guide to troubleshoot OpenVPN connections that result in no internet access. Follow the instructions meticulously, as outlined in the tutorial: https://infotechys.com/install-openvpn-on-ubuntu-24-04/.

QNAP Cache Acceleration Encryption on QTS v5.2.3 with M.2 SSD Drives

Learn how to enable cache acceleration and encryption on a QNAP NAS running QTS v5.2.3 with M.2 SSD drives in a single volume storage pool.

Securing a Home Network with Multiple Services

This article provides a comprehensive guide on securing a home network with multiple services such as Jellyfin, Matrix, and others. Learn how to expose your network to the internet while maintaining network security.

Lagging Output Video PNG Sequence with FFmpeg

This article provides a solution to the issue of significant lag when playing a high-quality video exported as a PNG sequence using FFmpeg. A sample PNG sequence is provided.

Could changing ISP affect WiFi strength?

A user has switched from a local provider to a national company for full-fibre broadband connectivity, but the router is 20 miles away. The user is concerned that the change in ISP may affect the WiFi strength.

Changing PDF Background Color with LibreDraw on Debian 12

Learn how to change the background color of a PDF using LibreDraw on Debian 12. Follow these steps to modify the appearance of your PDF pages.

Running CMD Recursively on Directories in Ubuntu

Learn how to run a command recursively on directories in Ubuntu, excluding directories owned by the root. This article provides a simple command to list directories and explains how to run a command recursively.

Installing Mono

This article provides a step-by-step guide on how to install Mono on Linux, Windows, and MacOS systems. Follow the instructions carefully to ensure a successful installation.

Get Rid of Nvidia Update Popup

This article provides a solution to the Nvidia update popup issue. It explains how to prevent updates from downloading when connected to the internet via a WiFi hotspot.

Mounting ISO files from SMB share

This article provides a guide on how to mount ISO files from an SMB share on various operating systems. We'll explore different methods for Linux, Windows, and MacOS.

Hiding Devices Section in KDE Dolphin on Ubuntu Server 24.10 with XRDP

This article provides a step-by-step guide on how to hide the Devices section in KDE Dolphin on an Ubuntu Server 24.10 setup with XRDP. This is useful when setting up a terminal server for students, as it prevents accidental access to sensitive system files.

Comparing 2PScustomObjectArrays with 3 Columns - Put Changed Rows Variable

This article demonstrates how to compare two arrays of custom objects with three columns (old values and new values) and identify the changed rows using JavaScript.

Windows Subsystem for Linux hanging during installation

This article provides solutions for the issue of Windows Subsystem for Linux (WSL) hanging during installation on a fresh, clean install of Windows 11. The issue occurs after sitting for 'Image Version... minutes. 0% CPU used process.', and the Dell XPS 16GB RAM system is quite fresh and clean.

Resolving Showmount Authentication Error with NFS Shares

Learn how to resolve Showmount Authentication Error when trying to share directories using NFS. This article provides a step-by-step guide for troubleshooting and fixing the issue.

Fixing Slow Downloads on a Machine Acting as a Reverse Proxy OpenVPN Server

This article provides solutions to fix slow downloads on a machine acting as a reverse proxy OpenVPN server. The reverse proxy serves content to the VPN client, and three machines (different locations) are involved. Here are some steps to troubleshoot and optimize the performance.

FFmpeg 5.1.2 Causes Corrupt Packets in HLS Stream (Works Fine 4.2.2)

Users are experiencing an issue with FFmpeg version 5.1.2, where the video stream appears corrupted. This issue does not occur with FFmpeg version 4.2.2, where the video clip runs smoothly.

Optimizing WSL Docker Image Sizes on Non-Admin PCs

Learn how to optimize Docker image sizes when using WSL on non-admin PCs, reducing the VHDX folder size from 27GB to a manageable amount.

Setting Environment Variables for SonarQube Community Build on Ubuntu

This article guides you through setting the necessary environment variables for a successful installation of SonarQube Community Build on Ubuntu. Ensure you have Java installed and follow the steps to set the JAVA_HOME and SONAR_JAVA_PATH environment variables.

Optimizing VHD/VHDX using WSL on Windows 11

Learn how to optimize VHD and VHDX files using WSL on Windows 11 without Docker Desktop. This guide explains how to use a PowerShell script to reduce the size of your VHDX by running specific commands.

Connecting to Remote MariaDB using SSH and Socket File (No TCP)

This article provides a step-by-step guide on how to connect to a remote MariaDB database using an SSH local tunnel and a socket file, bypassing TCP connections.

Improving XWindows Performance: Tips for Older Systems

In this article, we will discuss tips and tricks to improve the performance of XWindows on older systems. Despite being used in the late 1990s on systems like IBM PowerPC SGIIrix, XWindows can still be useful for remote sessions with 10BASE-T (10Mbps) and Token Ring (16Mbps). Here are some suggestions to make your experience smoother.

Boosting XWindows Performance on IBM PowerPC SGIIrix Systems

Learn how to optimize XWindows performance on IBM PowerPC SGIIrix systems, even with 10BASE-T and Token Ring networks. Discover tips for efficient text editing and remote sessions.

Determining Path in Ash Shell: Sourcing Scripts

Learn how to determine the path in Ash Shell when sourcing scripts. This article provides a step-by-step guide for finding the path of Alpine installs and sourcing scripts in the current shell instance.

Connect Epson L1250 Printer to Raspberry Pi 4 Server via USB with CUPS

This article provides a step-by-step guide on how to connect an Epson L1250 printer to a Raspberry Pi 4 server running Debian 12 using CUPS. Follow the instructions to set up your printer over USB.

Get Rid of 'No Route Host' Message on Raspberry Pi 4 using SCP

Learn how to get rid of the 'No Route Host' message on Raspberry Pi 4 when using SCP. This SEO-optimized article provides a solution for users experiencing this issue.

Direct cURL access to Rails app: Bypassing Passenger in Redmine server

This article provides a step-by-step guide on how to bypass Passenger and access a Rails app directly using cURL on a Redmine server. It's essential for situations where server-side script access is required but remote access is not available.

Remote Access and X11 Forwarding with Audio on Windows SSH to Ubuntu Server

Learn how to remotely access a Ubuntu server via SSH and forward X11 graphics and audio from the Windows client.

Setting Default File Manager to Thunar

Learn how to set Thunar as your default file manager in GNOME desktop environment. This article will guide you through the process, making it easy to replace Nautilus with Thunar.

Handling Multiple Client Extensions in an Angular Application

This article discusses the best practices for handling multiple client extensions in an Angular application. It provides a detailed guide on how to manage different client extensions in a single Angular application.

Unable to update picture properties in File Manager

This article provides solutions to the problem of being unable to update picture properties in the File Manager on various operating systems.

Bind-mount AWS Credentials in Dev Container for Development in VS Code (Portable)

Learn how to bind-mount AWS credentials file in a Dev Container for development in Visual Studio Code, making it portable across colleagues' machines.

Stop Infernal Cursor Blinking for Elements in Browsers

This article provides solutions to stop the cursor from blinking in text fields and the address bar UI element in Google Chrome and Firefox.

Transferring Files to GCP Instance on Kaggle: SCP Command Not Found Issue

This article discusses a common issue encountered when trying to copy a file to a Google Cloud Platform (GCP) instance on Kaggle using the SCP command. The issue arises when the SCP command is not found, and possible solutions are provided.

Animated SVG Bar Chart Race in Flourish Studio

Learn how to create an animated bar chart race using Flourish Studio. See the sample: https://flo.uri.sh/visualisation/22112060/embed. Inspecting the HTML code will reveal the animation generation...

Can't upgrade LuCI: Supposedly missing packages?

This article provides a solution for the issue encountered during the upgrade of LuCI on a Mixtile Cluster Box control board where three unavailable packages are supposedly missing.

Unable to upgrade LuCI UI due to missing packages on Mixtile cluster box control board

This article provides a solution for an issue encountered while updating OpenWRT installation on a Mixtile cluster box control board, where the LuCI UI upgrade refused due to three unavailable packages buried deep in dependencies.

Understanding Rsync Sends Incremental File List: Making Local Copy

This article explains how Rsync sends incremental file lists to the remote sync server, preparing to send files for transfer. However, understanding the transfer process requires a bit of explanation.

Resetting Microsoft Account Password: What Happens to Saved Passwords?

This article explains what happens to saved passwords on devices when you reset your Microsoft Account password. It also provides tips on how to secure your Microsoft Account and devices after a password reset.

Properly Sorting Files in Target Folder

Learn how to properly sort files in a target folder using the sort command in various operating systems. This article will guide you through the process and provide examples for Linux, Windows, and MacOS.

Inconsistent Results Connecting Gmail with Thunderbird on Linux Mint 22.1 Cinnamon

This article will help you troubleshoot inconsistent results when connecting Gmail with Thunderbird on Linux Mint 22.1 Cinnamon. Follow these steps to ensure a successful setup.

Inconsistent Results Connecting Gmail with Thunderbird on Linux Mint 22.1 Cinnamon

Experiencing inconsistent results when connecting Gmail with Thunderbird on a Linux Mint 22.1 Cinnamon system. Here's a troubleshooting guide to help resolve the issue.

Optimizing Docker Images: Reducing Download and Decompression Efficiency

In this article, we will discuss a technique to improve the download and decompression efficiency of Docker images by splitting a fat image into multiple layers. This method can significantly reduce the time and resources required to download and deploy large Docker images.

Unable to bypass Chromebook Enterprise enrollment: Entering DevMode organization policy

This article provides steps to bypass the Chromebook Enterprise enrollment and enter DevMode, despite the organization policy. This guide is applicable to Chromebook users who are unable to remove the Chromebook Enterprise enrollment.

Samba File Permissions Inconsistent Even with Force User Assigned Samba Config

Experiencing permission issues with Samba file access across multiple platforms (Linux, macOS, Windows). Files added can't be deleted. The Samba config has a 'force user' assigned, but permissions remain inconsistent.

Thunderbird: Slow Display of Inline Images (Not Others)

This article provides solutions for Thunderbird users experiencing slow display of inline images while other images are displayed normally.

Resolving Samba Permissions Inconsistency Across Multiple Systems

This article provides solutions to resolve Samba permissions inconsistency issues when accessing a Linux server from multiple Windows and MacOS systems. The article covers common causes, troubleshooting steps, and configuration adjustments to ensure seamless file sharing.

Shrinking a Snapshot of a VDI in VirtualBox

This article provides solutions to shrink a snapshot of a Virtual Disk Image (VDI) in VirtualBox. Although there seem to be no effective solutions, some methods are worth trying, such as filling zeros and deleting the snapshot.

Using Ctags for Tag Navigation in Ubuntu

Learn how to use Ctags for efficient tag navigation in your Ubuntu environment. This SEO-optimized article explains the process, helping you save time and improve productivity.