Articles in Linux | UserComp.com

How to route vnc traffic over ssh tunnel?

Learn how to securely route VNC traffic over an SSH tunnel. This article provides step-by-step instructions for setting up and configuring an SSH tunnel to access your VNC server remotely on your Raspberry Pi or other devices.

Error while running python3-fail2ban with "PY_SSIZE_T_CLEAN macro must be defined for # formats"

Encountering an error while running python3-fail2ban with the "PY_SSIZE_T_CLEAN macro must be defined for # formats" message? Find out how to resolve this issue and ensure smooth operation of fail2ban on your Linux system.

Connecting to Wireguard through another server

Learn how to connect to Wireguard through another server using networking techniques, port-forwarding, and iptables. This article provides step-by-step instructions for setting up a secure connection.

How to reboot a system not started with systemd

Learn how to reboot a system that was not started with systemd. This article provides step-by-step instructions on rebooting a system using sysvinit or grub.

Transfer files from Windows 10 computer to Linux server in the same machine

Learn how to transfer files from a Windows 10 computer to a Linux server in the same machine. This article provides step-by-step instructions and tips for a seamless file transfer process.

Setting EXIM envelope_to_add

Learn how to set the EXIM envelope_to_add parameter for enhanced email delivery. This article provides step-by-step instructions and tips for optimizing your EXIM configuration.

How to run a X11 program from another TTY

Learn how to run a X11 program from another TTY in Linux. This article provides step-by-step instructions on how to launch graphical applications on a different terminal. Explore the possibilities of running X11 programs seamlessly across multiple TTYs.

Create OVA from libvirt VMs

Learn how to create an OVA file from libvirt virtual machines using VirtualBox and QEMU. This article provides step-by-step instructions for converting your libvirt VMs into a portable OVA format, allowing easy deployment and sharing.

How to Protect Dot-Directories in Home Directory with Sticky Bit and Ignoring Parent Ownership

Learn how to protect dot-directories in your home directory on Linux by using the sticky bit and ignoring parent ownership. This article provides step-by-step instructions to ensure the security of your sensitive files and directories.

Fixing Bad Magic Number Superblock Could Not Be Read Error

Learn how to resolve the 'Bad magic number superblock could not be read' error when mounting an SSD on Kali Linux. This article provides step-by-step instructions to fix the issue and regain access to your SSD.

Using rsync include-from to Sync Specific Files or Directories

Learn how to use rsync include-from option to sync only specific files or directories in Linux command-line. This article provides step-by-step instructions and examples to help you efficiently synchronize your files.

Audio Not Working on Chromebook Running Arch (EndeavourOS) with i3WM

Having trouble with audio not working on your Chromebook running Arch (EndeavourOS) with i3WM? This article provides troubleshooting steps and solutions to help you resolve the issue and get your audio working again.

Getting sshd to use a proxy when tunneling with SOCKS5

Learn how to configure sshd to utilize a proxy server when creating a SOCKS5 tunnel. This article provides step-by-step instructions and tips for optimizing your SSH connections.

How to Host a Local Server for Android Applications on Ubuntu

Learn how to host a local server for Android applications on Ubuntu. This article provides step-by-step instructions on setting up an Apache HTTP server on Ubuntu to enable testing and development of Android apps.

Blocked server, SSH. How to revert the situation

Learn how to revert a blocked server situation with SSH on Ubuntu. This article provides step-by-step instructions to troubleshoot and resolve SSH connection issues.

/var is full and mounted on a separate partition

Learn how to troubleshoot the issue of /var being full and mounted on a separate partition in Debian. Find step-by-step instructions to resolve this problem and optimize your system's storage allocation.

Can't access internet after disconnecting AnyConnect VPN on Fedora

Having trouble accessing the internet after disconnecting AnyConnect VPN on Fedora? This article provides troubleshooting steps and solutions to resolve the issue.

Unable to launch browser from WSL2

If you are facing issues launching a browser from WSL2, this article provides solutions and troubleshooting steps to help you resolve the problem. Learn how to overcome this issue and get your browser up and running smoothly on WSL2.

No ethernet link detected on internal ethernet connection

Learn how to troubleshoot and fix the issue of no ethernet link being detected on your internal ethernet connection in Linux. Follow these steps to ensure a stable and reliable network connection.

Recovering from Loss of Connection When Mounting LUKS-Encrypted Disk-Containers Remotely

Learn how to recover from a loss of connection when mounting LUKS-encrypted disk-containers remotely in Linux. This article provides step-by-step instructions and helpful tips to ensure a smooth recovery process.

Inconsistent Partition Size: Troubleshooting Guide

Learn how to troubleshoot and resolve issues related to inconsistent partition size in the Zorin OS multi-boot setup. This guide provides step-by-step instructions and useful tips for managing and resizing partitions effectively.

How to Modify the Exit Key for the Less Command in Ubuntu

Learn how to customize the exit key for the Less command in Ubuntu. This article provides step-by-step instructions for modifying the exit key in the terminal, allowing you to enhance your command-line experience.

Pass pw for remote user in bash line when ssh from linux to windows

Learn how to securely pass the password for a remote user in the bash line when using SSH from Linux to Windows. This article provides step-by-step instructions and best practices to ensure a safe and efficient remote connection.

How to Configure Multiple Loopback Addresses in Netplan

Learn how to configure multiple loopback addresses in Netplan on your Linux system. This article provides step-by-step instructions and tips for managing and setting up loopback addresses using Netplan.

Troubleshooting Individual Gnome Extensions: How to Enable Them

Having trouble enabling individual Gnome extensions? This article provides step-by-step instructions on how to troubleshoot and enable them on your Linux desktop. Explore the solutions and make the most out of your Gnome experience.

Extracting foregrounds from DJVU files

Learn how to extract foregrounds from DJVU files on Linux using image processing techniques. This article provides step-by-step instructions and tools to help you manipulate and enhance your DJVU documents.

VirtualBox Guest Display Resolution Reset to 800x600

Learn how to fix the issue of VirtualBox guest display resolution resetting to 800x600 in Linux. Follow these steps to troubleshoot and resolve the problem.

How to Get the Certificate of an Email Server with Offlineimap

Learn how to obtain the certificate of an email server using Offlineimap and OpenSSL. This article provides step-by-step instructions for retrieving the certificate, ensuring secure communication with the server.

Multi-boot Windows, Ubuntu, Kubuntu, Arch in a UEFI system with one disk

Learn how to set up a multi-boot system on a UEFI system with one disk, allowing you to install and boot Windows, Ubuntu, Kubuntu, and Arch Linux. This article provides step-by-step instructions and troubleshooting tips.

Cannot use gnomesu on Debian Linux on a Chromebook

Encountering issues while using gnomesu on Debian Linux on a Chromebook? This article provides troubleshooting steps and solutions to resolve the problem and successfully utilize gnomesu. Explore the steps and recommendations to ensure smooth operation on your Chromebook.

How to Change the Behavior of Touchscreen in Ubuntu

Learn how to change the behavior of the touchscreen in Ubuntu to enhance your user experience. This article provides step-by-step instructions on modifying touchscreen settings in Ubuntu for improved functionality.

Fixing the Error: Failed to take /etc/passwd lock: Invalid argument

Learn how to resolve the 'Failed to take /etc/passwd lock: Invalid argument' error in Linux and Windows Subsystem for Linux. This article provides step-by-step instructions and troubleshooting tips to fix the issue quickly.

Can I use auto apn in mbimcli?

Learn how to use auto apn in mbimcli on Debian for WWAN connectivity. This article provides step-by-step instructions and troubleshooting tips.

Troubleshooting AppArmor Issues with Libvirt

Learn how to resolve AppArmor issues when using Libvirt on Linux. This article provides troubleshooting tips and solutions for common problems related to AppArmor and Libvirt.

Unable to Boot into Windows after Resizing Partition: IO1_INITIALIZATION_FAILED

Encountering the IO1_INITIALIZATION_FAILED error after resizing a partition in Windows? This article provides troubleshooting steps to help you resolve the issue and regain access to your operating system.

How to Fix Faulty Hard Drive While Installing Ubuntu

Learn how to fix a faulty hard drive during the installation of Ubuntu. Troubleshoot common issues and ensure a successful installation process.

Communication between home Wireguard w/o public IP and another Wireguard instance in a VPS

Learn how to establish communication between a home Wireguard without a public IP and another Wireguard instance in a VPS. This article provides step-by-step instructions and troubleshooting tips for setting up a secure and efficient connection.

Troubleshooting Kubernetes: Persistent Volume and nfs-subdir-provisioner Issues

Learn how to troubleshoot issues with Persistent Volume and nfs-subdir-provisioner in Kubernetes. Find solutions to common problems and optimize your Kubernetes storage setup.

How to Specify Window Size and Display Resolution in Qemu for ARM64 Emulation

Learn how to specify the window size and display resolution in Qemu when emulating ARM64. This article provides step-by-step instructions and tips for optimizing your ARM64 emulation experience.

Netstat doesn't exist in my Debian Linux Bash Shell

Having trouble finding the netstat command in your Debian Linux Bash shell? This article will guide you on how to resolve the issue and get netstat up and running in no time.

Troubleshooting Thinkpad T15 Gen 2 ME Firmware Recovery and No Sound in Ubuntu 22.04

Learn how to troubleshoot issues with Thinkpad T15 Gen 2 failing to recover ME Firmware during boot and experiencing no sound in Ubuntu 22.04. Find step-by-step solutions to resolve these problems.

How to Copy Filenames with Special Characters in Samba Client

Learn how to overcome the limitation of Samba client that prohibits copying filenames with special characters such as %7C (pipe) or others. This article provides step-by-step instructions to HTML encode special characters like backslash, colon, semicolon, single quotes, and double quotes, enabling you to copy files seamlessly in Samba. Explore the solutions and enhance your Linux file sharing experience.

How to Print `ek.pub` as Human-Readable Text? | Tech Support

Learn how to print the file `ek.pub` as human-readable text on a Linux system with the help of TPM technology. This article provides step-by-step instructions and tips to ensure successful printing.

Virtual Box Kali not getting IPv4 address on Nat Network

Having trouble with Virtual Box Kali not obtaining an IPv4 address on the Nat Network? This article provides solutions and troubleshooting steps to resolve the issue.

Connection Refused to WSL(Linux) Host - Troubleshooting Guide

If you are encountering a 'Connection Refused' error when trying to connect to your WSL (Linux) host, this troubleshooting guide will help you resolve the issue. Explore step-by-step solutions and tips to fix the connection problem.

Troubleshooting a Dark RAID Server: Tips for Ubuntu Users

Discover effective troubleshooting techniques for resolving a dark RAID server issue on Ubuntu. This article provides insights into RAID configurations, hard drive maintenance, and data recovery options.

Nextcloudcmd SSL issues - Troubleshooting Guide

This article provides a comprehensive troubleshooting guide for resolving SSL issues with Nextcloudcmd on Linux. Learn how to fix certificate problems and ensure secure connections with Nextcloudcmd.

Keyboard not working in Windows or Fedora 37 but works in Grub

Having trouble with your keyboard not working in Windows or Fedora 37 but it works in Grub? This article provides troubleshooting steps and solutions to help you resolve the issue.

Avoiding Concurrent Processes in Busybox Crond for First 10 Minutes

Learn how to prevent concurrent processes in Busybox Crond for the first 10 minutes. This article provides step-by-step instructions and insights for optimizing your cron jobs in a Docker environment.

How does Docker Desktop work on Linux (Ubuntu)?

Learn how Docker Desktop works on Linux (Ubuntu) and how you can leverage its powerful features for containerization. Explore the seamless integration between Docker and Ubuntu, and discover the benefits of using Docker Compose for managing multi-container applications.