Articles in Linux | UserComp.com

Chrome: Blacklist prevents site clogging history

Learn how to prevent Chrome history from getting clogged with unwanted site data. This guide will show you how to blacklist specific sites.

Recover Functions Declared in PowerShell Profile File Lost

This article explains how to recover functions declared in a PowerShell profile file that has been lost or deleted. We will discuss methods to access and run the functions without the need for the profile file.

Overlaying Transparent PNG Image on Video Using FFmpeg and NVENC

This article explains how to overlay a transparent PNG image on a video using FFmpeg and NVENC. This process can be useful for watermarking videos or adding subtitles. We will provide a step-by-step guide for Linux, Windows, and MacOS.

Connection Issue with Load Balancing Router

Experiencing issues while connecting a router to a load balancing router provided by the ISP. Two servers connecting to router B work well, but router B fails to connect.

OpenVPN Not Pinging Server on Debian 12

A Linux user with years of experience but new to networking aspects is struggling to make OpenVPN work on their Debian 12 system. They need help.

Kubuntu UFW: Block Incoming, Allow Outgoing

This article explains how to configure UFW on Kubuntu 24.04 to block incoming connections and allow outgoing ones. It follows the default UFW settings and enables the firewall to protect your system.

Automatically Mount and Unmount Encrypted External SSD using systemd

Learn how to manage automatic mount and unmount of external encrypted SSD using systemd (fstab, crypttab) without autox-systemd. Discover how to easily use the unmount option in Nemo.

Effortlessly Copy Data Using a Customized Makefile in Docker Nginx Installation

Learn how to simplify the process of copying data in a Docker Nginx installation using a customized Makefile. This technique not only saves time but also improves efficiency. Read more to implement this tech support tip.

Understanding Different Interface Responses in Linux

This article discusses the different responses that Linux may provide for interface requests in an embedded device running on Yocto with two Ethernet interfaces. We will examine the status of these interfaces and their potential causes.

Possible FFmpeg Command Server REST API

This article discusses a possible REST API endpoint to run FFmpeg commands on a server, improving the workflow for handling media files. Learn how to create and implement the API for better media processing.

Not Working Python Manim: Troubleshooting a Broken Script

This article provides solutions for when a Python Manim script is installed correctly but not working, resulting in an empty PNG file. We'll discuss common issues and possible solutions to help you get your Manim script up and running.

Automating System Reboot and Silent Install with PowerShell

Learn how to automate system reboot and silent install using PowerShell and regex. This article provides a step-by-step guide on matching cutpart file for silent installation.

Silent Crashing of Octave on Cygwin: A Solution

Having trouble with Octave silently crashing on Cygwin? The issue may be related to an outdated library, specifically libgfortran 3-4.3.4-3. This article provides a solution to update the library and fix the silent crashing problem.

Linux Handles Requests Differently Based on Interface: A Look into Yocto Embedded Linux

Explore how Linux handles requests differently based on the interface received, with a focus on a device running an embedded version of Linux built using Yocto. This tech support article will cover the basics of networking skills and watch the status of the two Ethernet interfaces on the device. Stay tuned for more in-depth information on this fascinating topic.

Preventing DROP of SCTP Packets: A Comprehensive Guide

In this article, we will discuss the causes of SCTP packet drops and explore various methods to prevent them. We will also provide tips for troubleshooting and optimizing SCTP connections for improved network performance.

Unable to move file named temp.json to trash. Existing file preventing the move? Fix?

This article discusses a problem where a user is unable to move a file named temp.json to the trash due to an existing file preventing the move. Solutions to this issue are provided.

Understanding Special Characters in Usernames: A Guide for System Administrators

As a system administrator, you may come across usernames that contain special characters. But what is the importance of these characters in a Windows 11 system? This article explains the significance of special characters in usernames and provides tips for managing them effectively. Read more to learn more about this important system administration topic.

Downloading Certain Files from a Directory

This article explains how to download a specific number of files from a directory, where the directory is named '-r00_fastq' and the files have names like '142_R2_001.fastq.gz' or '143_R1_001'.

Windows Restore on Dell Precision 5490 Leaves GRUB Partition Issues with Ubuntu

This article provides insights on addressing GRUB partition issues that arise when restoring Windows on a Dell Precision 5490 after making room for Ubuntu partition using Disk Management. Learn how to resolve this common tech support challenge.

Uninstall Snap Package on Kubuntu 24.04

This article provides a step-by-step guide on how to uninstall a Snap package on Kubuntu 24.04, using Darktable as an example.

Key Benefits of Choosing Kasper Infotech for Web App Development

Discover the key benefits of choosing Kasper Infotech for your web app development needs. With a customer-focused approach and a confirmed track record of successful projects, Kasper Infotech provides solutions tailored to your business vision and goals.

FFMPEG Crop Parameter Not Working with NVIDIA Docs - Tech Support Site

Having trouble cropping videos using the crop parameter mentioned in NVIDIA docs with FFMPEG? This article provides a possible solution and workaround for this issue. Learn how to crop your videos using FFMPEG on Linux, Windows, or MacOS systems. Read more for tech support.

Unable to push personal fork to private repo? Error 403

This article provides a solution for the error 403 when trying to push a personal fork to a private repository on GitHub. Learn how to grant write access to the base repository, fork the repository, clone it, make changes, commit locally, and push the changes.

Understanding HTTP Proxy with Final Access Address in GOSimpleTunnel

This article provides an overview of HTTP Proxy and its usage with GOSimpleTunnel, including setting up a proxy using the command line on Windows 10. We'll discuss the L, F, and other flags used in the GOSimpleTunnel command.

Fixing Mutagen/Docker Config Issues with DDEV and Mounting Code to /srv Directory

In this article, we will discuss how to troubleshoot and fix Mutagen/Docker config issues when trying to mount code to the /srv directory instead of the default /var/www directory in DDEV. We will explore some possible solutions and provide step-by-step instructions to help you resolve the problem.

Troubleshooting WordPress Website Access Issues on PC and Phone

Experiencing issues while accessing WordPress websites on PC or phone? This guide provides solutions to common problems and steps to troubleshoot WordPress access issues.

Connecting Inherited 389-DS LDAP Server

This article provides steps to connect and inherit an existing 389-DS LDAP server. Follow these instructions to start exporting data and establishing the correct connection.

TuxOnIce No Longer Supported: What's the Alternative?

TuxOnIce, a popular open-source cryo software for Linux systems, has recently ended its support. This article will discuss the implications of this decision and suggest possible alternatives for users who relied on TuxOnIce for their systems' hibernation and suspend-to-disk needs.

IPv6 DHCPD and RADVD Routing Issue: Statically Routed Devices Fail to Obtain IPv6 Addresses

This article discusses a common issue where devices like TVs and Chromecasts fail to obtain IPv6 addresses despite a well-configured statically routed network via MikroTik. We will explore potential solutions to this problem.

How to mount an old hard drive on SCO Unix/Linux

This article will guide you through the process of mounting an old hard drive on SCO Unix or Linux. Follow the steps below to get started.

Configure VNC Server Using a Single Installed Desktop (KDE Plasma - Cinnamon) on Debian 12 (Bookworm)

This tech support guide provides steps to configure a VNC server on Debian 12 (Bookworm) using a single installed desktop environment, either KDE Plasma or Cinnamon, enabling remote access to a local desktop environment that runs simultaneously. Try our SEO-optimized steps for a seamless experience.

Installing and Activating Watchdog Service on Raspbian Bullseye

Learn how to install and activate the Watchdog service on Raspbian Bullseye, a popular operating system for Raspberry Pi devices.

Can't Copy Large Files on NTFS Windows Drive, Mac M4 APFS External Drive?

Learn how to copy large files from an NTFS Windows drive to a Mac M4 APFS external drive without encountering the 'Operation not permitted' error.

Firewall in Bridged LXC Containers on Alpine Linux

Learn how to implement a firewall inside LXC containers on Alpine Linux, bridged to another LXC container on the same system using the br0 interface.

Differentiating Commit Messages for Git Hook Merge Commits

This article explains how to differentiate commit messages for Git Hook merge commits, specifically when validating JIRA ticket IDs. We'll discuss the challenges and provide solutions to ensure proper validation.

Creating List of URLs from Nginx Location Directive

This article provides a guide on how to create a list of possible URLs using the Nginx location directive. Learn how to extract page UUIDs and construct a list of URLs for your web server configuration.

Ubuntu 20 LTS: Understanding the 'bash-l' Default Login User

This article provides an overview of the 'bash-l' default login user in Ubuntu 20 LTS servers, and how it differs from other server distributions like RHEL. Learn about the files executed at login, and how it affects your terminal experience.

Enabling Lmod Alternative to Environment Modules on RHEL Servers

This article provides a step-by-step guide on how to enable Lmod as an alternative to Environment Modules on RHEL servers. This change can be made using the 'sudo yum install Lmod' command, replacing the existing 'modules' configuration.

Installing and Activating Watchdog Service on Raspbian Bullseye

This article will guide you through the process of installing and activating the Watchdog service on Raspbian Bullseye. The steps provided in this article are likely applicable to many systems. To install and activate the Watchdog daemon, use the following commands: `apt-get install watchdog` and `service watchdog start`.

How to Open Ports (TCP/UDP) Behind CGNAT 5G Router

Learn how to open TCP and UDP ports behind a CGNAT 5G router. This guide covers steps for both Linux and Windows systems.

Application to Kill Linux Processes and Initiate System Shutdown

In this tech support article, we will introduce an application that can handle a lot of shutdown tasks, especially around stopping jobs forcefully and killing applications properly. Learn about this useful tool for Linux users.

How to Delete Every 25th Frame in FFMPEG for Smoother Video Playback

Learn how to delete every 25th frame in a video using FFMPEG, and change the timestamp to 23.976 frames per second for smoother video playback. This tutorial is perfect for those who need to reduce the frame rate of their videos without sacrificing quality.

Applying DRM with FFmpeg: Intertrust DRM

This article provides a step-by-step guide on how to apply Intertrust DRM to transcoded content using FFmpeg. Follow the instructions below to apply DRM to your media files.

Why is my IP getting listed as spam after receiving multiple connections?

An IP address is identified as a source of spam or malware, and gets added to an RBL (Realtime Blackhole List) blacklist. This happens when the IP address receives too many connections within a short period, indicating a potential DDoS attack or spamming activity. In this article, we will discuss the reasons behind this issue and provide solutions to prevent your IP from getting listed as spam.

Unexpected behavior using Clink terminal on Windows 10

Users have reported encountering unexpected behavior while using the Clink terminal on Windows 10. This article provides a solution to the problem.

Troubleshooting 'Broken Pipe' Errors in Remote Backup Scripts after Years of Stable Operation

In this tech support article, we will discuss how to troubleshoot and resolve 'Broken Pipe' errors that may occur in remote backup scripts after years of stable operation. We will cover common causes and solutions for this issue, specifically for systems using a Loon System76 laptop running PopOS 22.04 and an acme Raspberry Pi with an ISP-provided modem. By following the steps outlined in this article, you can ensure the continued success of your backup scripts.

Deploying Redis Cluster on Kubernetes: Master-Slave Deployment Strategy