Articles in Linux | UserComp.com

Upgrading Apache HttpClient 4.5.2: Configuring Fixed Number Connections in Pool Without Timeout

Learn how to upgrade Apache HttpClient 4.5.2 to 5 while configuring a fixed number of connections in the pool without timeout. Follow our step-by-step guide to avoid common pitfalls and ensure a smooth transition.

Joining SQL Server Table Data with PostgreSQL Table Data using Common Columns

Learn how to compare and join tables from SQL Server and PostgreSQL databases using common columns for data migration or integration. Discover the power of connecting different databases for a seamless data experience.

Troubleshooting Not Live Boot of Ubuntu-Based System: A Tech Support Guide

Having trouble not live booting an Ubuntu-based system, such as Arch Linux, on your USB drive? This tech support guide provides a solution for those experiencing issues when trying to live boot Ubuntu 24.04 on their AMD64 devices. Learn how to resolve grub display and OS logos that show but won't boot.

Safely Delete EFI System Partition and Allow Extension Volume

Learn how to safely delete the EFI system partition and allow extension volume on your Ubuntu system installed on an SSD drive. Follow our step-by-step guide to avoid data loss and ensure system stability.

Updating Docker Container PHPMyAdmin to New Image Version while Keeping Configs

Learn how to update your Docker container running an older version of PHPMyAdmin to the latest version while keeping your configurations intact. This step-by-step guide provides a common solution for this tech support issue.

Resolving Conflicts Between CUDA, Ubuntu, and Torch Versions in AppTainer Containers

This article provides guidance on resolving version conflicts between CUDA, Ubuntu, and Torch when transitioning from an HPC environment to a new computer and running code within AppTainer containers. SEO optimized.

View Docker Logs on Astra Linux SE 1.7 without Sudo Root Permissions

Learn how to view Docker logs on Astra Linux SE 1.7 without Sudo root permissions. This guide will provide a solution to the common issue of Docker container logs only being accessible by the root user. Follow these simple steps to view your Docker logs as a regular user.

Tried Resizing Video with FFmpeg, Got Different Strange Resolution? Try Crop

If you've tried resizing a video using FFmpeg and got a strange resolution, try using the crop filter instead. This article provides a step-by-step guide on how to use the FFmpeg crop filter to fix the resolution issue.

Llama2 Connection Refused Error: How to Fix 127.0.0.1 Issue

In this tech support article, we will help you fix the Llama2 connection refused error, which is often associated with the loopback IP address 127.0.0.1. Learn how to diagnose and resolve this issue to get your system up and running smoothly. Read more for a comprehensive guide.

Steps to Backup Linux Disk Using dd: A Comprehensive Guide for Ubuntu 18.04

This guide provides a step-by-step walkthrough of creating a full disk image backup of an Ubuntu 18.04 Linux system using the dd command. Clarification on some concepts and considerations are discussed for a better understanding of the process.

Debian Bash Associative Array Self-Referencing: A Comprehensive Guide

This tech support article provides a step-by-step guide on how to construct associative array key-value pairs within an array and reference key-value pairs using Debian GNU-Linux 12.4, 22.12.3 Bash 5.2.15. Learn how to create and manipulate complex data structures with Bash.

Speed Up Extracting Large Tar Files on Linux Systems - Tech Support Site

In this article, we discuss a simple technique to faster extract large tar files using the tar command in Linux systems. This method involves extracting the tar file without first compressing it, which can significantly reduce the time it takes to extract the file. This is especially useful for system administrators and developers who frequently work with large tar files.

Setting Up a Local DNS Server for WSL and Nginx on Windows

In this tech support article, we'll show you how to set up a local DNS server for your WSL and Nginx server on a Windows machine, enabling easy access to your website using a domain name instead of an IP address. Learn how to configure and optimize your local DNS server today.

Swap Off Command Execution: What Happens When Swap Exceeds RAM Capacity?

Ever wondered what happens when you execute the 'swap off' command followed by a situation where swap exceeds RAM capacity? This article provides a brief overview of the scenario, where 25GB of swap is used out of 32GB RAM, and explains why it's impossible for RAM to fit operating data in this situation. Inviting readers to learn more about tech support related to command line and RAM management in Linux.

How to Duplicate a Pane and Show History in TMUX

Learn how to duplicate a pane and show history in TMUX, making it easier to manage long and thin output on a wide and tall screen. This tutorial will provide a step-by-step guide to increase your terminal efficiency.

How to Trigger Jenkins Job Concurrently/Per Node with Parameters

Learn how to trigger a Jenkins job named 'Job Foo' concurrently or per node with parameters using the associated label 'JobFooRunner'. This article provides a step-by-step guide to help you get started with Jenkins node configuration and job triggering.

Enhancing Intel i210 Network Card Performance with Static IRQ Affinity on Linux

Learn how to improve the performance of your Intel i210 network card by spreading IRQ handlers across the first four cores of your system using static IRQ affinity on Linux. A must-read for those seeking to optimize their Linux hardware setup.

Preserve Incoming Interface Answers on OpenWrt Router: A Comprehensive Guide

This article provides a step-by-step guide to preserving incoming interface answers on an OpenWrt router, specifically for three interfaces: br-lan, IP 172.16.21.1 for LAN network (172.16.21.0/24), eth1, IP 172.16.22.2 for WAN network (172.16.22.0/30) for Internet access. Learn how to configure your OpenWrt router to maintain interface answers for optimal network performance.

Docker Kafka Broker Not Starting: No Error Logs - A Tech Support Guide

Having trouble starting a Kafka broker in Docker? This tech support guide will help you troubleshoot the issue, even if there are no error logs. Learn how to set up Druid M3 chip laptop without encountering the same problem.

Correcting WPA3-Personal Authentication Issues in Your Tech Support Site

Having trouble connecting to a router that uses WPA3-Personal authentication? This article provides a brief overview of potential solutions for tech support sites, focusing on the latest kernel in Debian 12 (a.k.a. Bookworm), although answers may be applicable to other modern Linux versions. Learn how to resolve these common issues and improve user experience.

RAID5 Failure: Multiple Drives Disconnected During Linux Software RAID Reshape

Learn how to handle a RAID5 failure when multiple drives get disconnected unexpectedly during a reshape operation in Linux software RAID. Follow these steps to recover your RAID array and prevent data loss.

SQLite Database User Size Gets Bigger in ASP.NET Core App?

In this tech support article, we will discuss the issue of SQLite database user size getting bigger in an ASP.NET Core app. After removing blobs, the database size comes down to 147MB from 227MB, but it reaches 5GB over time. We will provide insights on how to troubleshoot and optimize the database size.

Fixing Error: Unable to Find Suitable Output Format when Trimming H265 Videos using FFmpeg

Learn how to resolve the error 'Unable to Find Suitable Output Format' when using FFmpeg to trim H265 videos. Follow the steps outlined in this article to fix the issue and successfully cut your videos.

Splitting Delimited Strings Twice into a Two-Column Table: A Comprehensive Guide

Learn how to split delimited strings twice and convert them into a two-column table. This tutorial covers various techniques for different operating systems including Linux, Windows, and MacOS.

Pad MP4 File and Trim Converted GIF with FFmpeg

Learn how to pad a MP4 file and trim a converted GIF using FFmpeg, a powerful multimedia framework. This tutorial provides a step-by-step guide to extending a MP4 video duration and cutting a GIF to a shorter length, enhancing your tech support skills.

Recovering Data from a Formatted LUKS Container in Windows

In this tech support article, we will discuss what happened when a user accidentally formatted a LUKS container on a Windows machine and provide guidance on how to potentially recover the data. Learn more here.

FFmpeg: Fixing PTS Timestamps in MP4 Files to Resolve Playback Issues in Chromium Apps

In this tutorial, learn how to use FFmpeg to fix PTStimestamps in MP4 files that have been transcoded in a way that causes playback issues in Chromium apps. This quick fix can save you time and frustration. Read more for a step-by-step guide.

Prometheus & Grafana: Monitoring Kubernetes Persistent Volume Claims

Learn how to set up a Prometheus and Grafana dashboard to monitor Kubernetes Persistent Volume Claims (PVC). Discover the current free storage and more. This SEO-optimized guide assists you in monitoring your K8s clusters effectively.

Stop Loading Konqueror Tabs: A Quick Guide for Tech Support

Learn how to stop loading Konqueror tabs with this simple guide. If you're a tech support professional, this information will help you assist users experiencing issues with multiple open tabs in Konqueror. Discover the power of qdbus and how it can stop the loading of the currently active tab for a seamless experience.

Do You Need to Reboot a Linux System After Group Membership Changes?

This tech support article discusses the need to reboot a Linux system to ensure group membership changes take effect. Learn about the users session manager and group file re-reading process.

Error: Unknown Type Name - How to Troubleshoot this Issue in Different Files

In this article, we will discuss the 'error: unknown typename' issue that can occur when including files in your programming project. We will provide troubleshooting steps to help you identify and solve this problem in different files, whether you're working in Linux, Windows, or MacOS. Read more to learn how to resolve this error and improve your tech support skills.

Ethtool OpenWRT: Troubleshooting LAN Port Recognition Issues in Mixtile Cluster Box

This article provides a brief overview of a common issue encountered when using an OpenWRT-based computing cluster named Mixtile Cluster Box. Specifically, it addresses the problem of eth0, a 1 Gbps Ethernet port, not being recognized when connecting to the outside world. Suggested solutions and steps for further investigation are outlined, utilizing tools such as ethtool and other OpenWRT configurations.

Troubleshooting Video Frame Reordering with FFmpeg H264 Native Decoder

Having issues with media files containing B-frames and getting frames in the wrong order? Learn how to troubleshoot the FFmpeg H264 native decoder and fix the problem with our step-by-step guide. Don't let frame reordering keep you from decoding your video files properly. Read more for a solution.

Convert *.mpls (Blu-ray Audio) Tracked FLAC Chapters with FFmpeg

Learn how to convert *.mpls (Blu-ray Audio) tracked FLAC chapters using FFmpeg. This guide covers the necessary commands for successfully converting your Blu-ray Audio to FLAC with chapter markers. Follow these steps and enhance your music library today.

Measure Max Memory Usage of a Running GCC-Bookworm Process in a Docker Image

Learn how to measure the maximum memory usage of a running GCC-Bookworm process inside a Docker image. While many resources suggest using valgrind or /usr/bin/time, this article focuses on performing the task with the official GCC Docker image. Optimize your development workflow and diagnose memory issues with ease.

Understanding Audio Codecs and Output Container Support in FFmpeg for Your Tech Support Site

Learn how to work with various audio codecs and output containers using FFmpeg to build a YouTube downloader for your tech support site. Optimize your article for SEO with keywords such as FFmpeg, audio codecs, and output containers.

How to Set Up Ubuntu German Keyboard Alt-Q, Alt-Y, Alt-P for Umlauts

Learn how to set up Ubuntu German keyboard with Alt-Q, Alt-Y, Alt-P for umlauts. Follow our step-by-step instructions for a seamless typing experience. Read more for tech support.

FFmpeg Altering Codec Tags in M2TS Files: Notable Process Output

This tech support article addresses a scenario where FFmpeg inadvertently alters codec tags in M2TS files, particularly with an unusual Blu-ray PCM format. Learn about the notable process output and possible solutions to this issue.

How to Rebase Inkscape SVG Files with the New 1.3 Release

Learn how to use the new 'rebase-file' action in Inkscape 1.3 to generate a new version of your SVG files. This SEO-optimized guide provides a step-by-step process for effectively managing your vector graphics during version upgrades.

How to Route LAN Users on CentOS 7 to Use IPPBX through eth1

In this tech support article, we will guide you on how to route LAN users with an IP address range of 10.70.100.0/24 to use the IPPBX through eth1 on CentOS 7. Follow the step-by-step instructions to configure your network settings and enable seamless communication.

How to Get Starlink Working with OpenVPN Server: A Tech Support Guide

Struggling to get your Starlink working with an OpenVPN server? Our tech support guide provides a solution for users behind a CGNAT. Learn how to set up your Starlink and OpenVPN server today.

Running Bind9 DNS64 Server with Dnsmasq for Local DNS Resolution with Loopback Interface for Router Advertisements

Learn how to set up a Bind9 DNS64 server with Dnsmasq for local DNS resolution on a system with four interfaces. This setup allows for DNS64 functionality, loopback interface DNS resolution, and Router Advertisements. This guide assumes that Bind9 is already actively running.

Script to Install Anaconda and Update Conda Base Environment

Learn how to write a zsh script that installs Anaconda via Homebrew, adds Conda to the PATH in zshrc, and updates the Conda base environment. This guide will help you optimize your workflow for data science and machine learning.

How to Backup a Debian Virtual Machine on Microsoft Azure for Website Hosting

Learn how to create a backup of your Debian virtual machine hosted on Microsoft Azure. This guide covers taking a backup using the terminal, ensuring your website hosting data is safe and secure. Keywords: Debian, Virtual Machine, Backup, Microsoft Azure, Terminal, Website Hosting.

SSH to Linux from Windows 11: Troubleshooting Connection Reset Issues

Having trouble connecting to a Linux server from a Windows 11 machine using SSH? Learn how to troubleshoot and fix connection reset issues in this tech support article. We'll cover transferring public keys to the Windows machine and configuring the SSH daemon for a seamless connection.

Making Bash Script Output Compatible with Terminal Files for Periodical Status Messages

In this article, we will discuss how to make Bash script output compatible with terminal files, allowing for periodical status messages to be displayed and replacing previous ones using a hotkey combination. This can be useful for executing scripts directly in the terminal and monitoring their progress.

Sharing Display Remotely for Red Hat Linux: A Tech Support Guide

Learn how to share your computer's display remotely when running Red Hat Linux, allowing main site engineers to observe one display. This guide offers a solution for remote tech support.

Solving Audio Problems in Specific Applications on openSUSE Tumbleweed

If you're experiencing annoying audio problems in specific applications on openSUSE Tumbleweed, this guide can help. We'll discuss common issues and provide solutions to get your sound back on track. Read more to learn how to troubleshoot audio issues in your Linux apps.

Enabling Communication between Two Vagrant VirtualBox VMs for a Small K3s Cluster Setup

This article provides a solution for enabling communication between two Vagrant VirtualBox VMs, which is essential when setting up a small K3s cluster and running Ansible setup scripts. The article includes SEO-optimized keywords and encourages the audience to read more for tech support.

Serve Web Host with NGINX and Direct Subdomain Docker Server: Port

Learn how to use NGINX as a reverse proxy to serve your web host and directly request subdomains to a Docker server on a specific port. Streamline your web infrastructure and enhance performance. Read more for a step-by-step guide.