Articles about linux | UserComp.com | Page [ 20 ]

Frequently Recurring Cookie.LoadProblem 0: Troubleshooting Guide for Linux and Chromium Users

Resolve Chromium Cookie.LoadProblem 0 on Linux by fixing file permissions and renaming corrupted cookie databases.

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Bash: Achieving Side Output - An Easy Way?

Use tee to display command output on the terminal while simultaneously saving it to a file for logging.

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Sending raw keys with tmux send-keys

Resolve tmux send-keys intercepting special characters by using the -l flag to inject raw input directly into the target pane.

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Cycling Multiple Windows in a Firefox Application

Resolve difficulty switching between multiple Firefox windows by using OS-level keyboard shortcuts like Alt+Tab or Command+~.

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Start Service on RHEL8: A Tech Support Guide

Resolve RHEL8 service startup failures by using systemctl commands and debugging with journalctl to fix permission or dependency errors.

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Enabling Ubuntu Folder Sharing with Windows 10/11

Resolve Ubuntu to Windows 10/11 file sharing issues by configuring Samba, setting permissions, and allowing SMB traffic through UFW.

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AlmaLinux 9.4 Multi-NIC Routing Issue with 'use()' function including redhat CentOS

Resolve AlmaLinux 9.4 multi-NIC routing conflicts by implementing policy-based routing with ip rule and ip route to ensure deterministic traffic flow.

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DPKG-S Command Error: No Path Found Matching Pattern

Resolve the dpkg-query no path found matching pattern error by identifying and purging residual packages with rc status.

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Fixing a Blank/Black Screen on Windows 8.1 Pro 32-bit for a Smooth Lubuntu 18.04 Test

Resolve black screen boot issues on Windows 8.1 hardware when testing Lubuntu 18.04 by applying kernel parameters like nomodeset in the GRUB menu.

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Docker Build Fails on Debian 12 Debian 12 AMD64

Resolve Docker build failures on Debian 12 AMD64 by fixing base image compatibility, missing dependencies, and socket permission errors.

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Authoritative DHCP Option Not Working: Two Virtual Machines on a Single PC

Resolve DHCP conflicts on a single PC by switching VMs to host-only networking to prevent physical routers from intercepting requests.

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Kali Linux 6.5.0-kali3-amd64 Kernel: Fixing Black Screen Issue with nouveau Driver

Fix black screen on Kali Linux 6.5.0-kali3-amd64 by disabling nouveau driver via nomodeset or installing proprietary NVIDIA drivers.

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Effortlessly Add Spaces Between Lines with a Single Command

Add blank lines between text rows using sed on Linux/macOS or PowerShell on Windows to improve readability and prevent parsing errors.

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Troubleshooting Zip Exclusion of Files/Folders in Shell Scripts

Resolve zip exclusion failures in shell scripts by using find to filter files before archiving, avoiding unreliable -x flag pattern matching.

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Understanding Black (Dark Grey) Font Files in Debian Linux

Resolves confusion about solid black text in Debian by clarifying fontconfig bitmap versus vector rendering and providing configuration fixes.

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Iptables Not Dropping UDP Packets with Exact IP Address

Resolve iptables ignoring UDP drop rules by inserting them before permissive rules using the -I flag to ensure correct processing order.

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Formatting Page Numbers in TOC for Multi-Level List Headings in Tech Support

Fix misaligned page numbers and leader symbols in multi-level Table of Contents by modifying TOC styles or field codes.

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GPU Clock Speed Much Higher Than Designed

Explains why Razer Blade 15 2020 GPU clock speed is higher than base specs due to normal dynamic boost behavior.

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Unable to Connect Linux EC2 Instance via Putty (OpenSSH) on Windows Machine

Convert AWS PEM keys to PPK format using PuTTYgen to enable SSH connections from Windows.

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

Resolve Docker permission denied errors on Astra Linux SE 1.7 by adding the user to the docker group and restarting the service.

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uBlock Origin Custom Filters: Leading Double-Pipe Symbols Not Working?

Resolve uBlock Origin custom filters failing to block subdomains by ensuring leading double-pipe symbols are correctly paired with a trailing caret.

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Sudden Hard Disk Failure: Troubleshooting and Solutions

Resolve sudden hard disk failure by stopping writes, diagnosing physical versus logical errors, and cloning data to prevent permanent loss.

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Routing Traffic: Static IP vs. DHCP on Ubuntu 22.04

Resolve Ubuntu 22.04 network configuration by assigning static IPs or enabling DHCP via Netplan YAML files for wired and wireless interfaces.

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Troubleshooting GPG Decryption: 'gpg: no valid OpenPGP data found' error

Resolve the gpg no valid OpenPGP data found error by verifying file integrity, checking for transfer corruption, and validating passphrase and keyring issues.

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Changing Clock Settings Using Terminal: A Comprehensive Guide

Resolve system time synchronization issues on Linux, Windows, and macOS using terminal commands.

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How to Install Sox for PyTorch Audio: A Step-by-Step Guide

Resolve PyTorch Audio import errors on Ubuntu by installing the correct ffmpeg and libsndfile dependencies instead of the incorrect Sox package.

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How to Enable Dark Mode on VirtualBox with Arch Linux as the Host OS

Enable dark mode in VirtualBox on Arch Linux by installing and applying a dark GTK theme like Adwaita-dark or Greybird.

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Bridging VLAN sub-interfaces

Enable native VLAN filtering on Linux bridges to resolve packet drops and simplify configuration by eliminating manual sub-interface management.

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Unable to configure Port Forwarding with WireGuard VPN on Home Server using PiVPN

Resolve PiVPN WireGuard port forwarding failures by verifying ListenPort settings, configuring router UDP rules, and allowing traffic in local firewalls.

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Fixing EXT4 Filesystem Superblock Invalid Error After lvextend and Power Failure

Resolve EXT4 superblock invalid errors caused by interrupted lvextend operations and power failures using e2fsck with backup superblocks.

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MobaXterm and WinSCP Disconnect from My Connection Due to Sudden Inactivity

Resolve SSH and SFTP session drops caused by firewall timeouts by enabling client-side keepalives in MobaXterm and WinSCP.

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Unable to Start Windows Firefox from WSL2

Resolve Firefox launch failures in WSL2 by installing an X server on Windows and configuring the DISPLAY variable to enable X11 forwarding.

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Running Equivalent Linux .desktop File Commands on Windows

Translate Linux .desktop Exec commands to Windows PowerShell or Batch scripts to replicate application launch behavior.

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Network Manager Stopped Connecting to Wi-Fi Network: Troubleshooting Guide

Resolve Network Manager Wi-Fi connection failures by restarting the daemon, unblocking hardware switches, and analyzing system logs for specific error codes.

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Troubleshooting SSH: Unable to Forward Dynamic Port to Host

Resolve SSH dynamic port forwarding failures caused by binding errors, server restrictions, or firewall blocks.

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Access Linux Files from Windows Side with WSL2: A Tech Support Guide

Resolve the inability to access Linux files from Windows in WSL2 by using the \\wsl$ network share path.

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Resolving Boot Device Not Found Issue After Deleting Windows Partition with Gparted

Fixes Boot Device Not Found errors after deleting Windows partitions by reinstalling GRUB via a Linux live USB.

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Generate a video with an image every 5 seconds using ffmpeg

Create a video displaying a single image for five seconds using ffmpeg with the -loop and fps filter options.

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Wifi SSID won't connect: Router shows SSID browsed, network doesn't connect

Resolve Wi-Fi connection failures caused by IP conflicts, security mismatches, or DHCP exhaustion when the SSID appears but does not connect.

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How to Identify and Delete Linux Boot Loader/GRUB from Non-Linux HDD

Remove orphaned GRUB boot files and firmware entries from the EFI System Partition on a non-Linux drive.

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

Resolve remote MariaDB access without TCP by tunneling SSH to the Unix socket file.

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Setting up two hard disks on a system: Avoiding software clogs

Resolve I/O contention and performance bottlenecks by configuring separate mount points, swap space, and scheduler policies for multiple hard disks.

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Extract Filenames from dpkg Package: A Guide for Tech Support

Extract filenames and contents from dpkg packages without installation using dpkg-deb commands.

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Strange 100% Idle Usage Issues on Secondary NVMe SSD Alienware M15 R7

Resolve high idle usage on secondary NVMe SSD in Alienware M15 R7 by adjusting power settings, updating drivers, and disabling background services.

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Desperate Cry for Help: SSD Nightmares

Resolve SSD boot failures by verifying AHCI BIOS settings, updating firmware, and rebuilding the bootloader configuration.

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Understanding the Differences Between Nvidia Drivers

Resolves confusion between Nvidia driver types by explaining the technical differences between Standard and DCH architectures, as well as Game Ready versus Studio drivers.

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How to Execute Links in Root Folder on Linux

Resolve command not found errors when executing symbolic links in the Linux root directory by using absolute paths.

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Fixing Keyboard Layout Issues in Arch Linux Emergency Mode

Resolve incorrect keyboard input during LUKS passphrase entry in Arch Linux emergency mode by manually loading the correct keymap with loadkeys.

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Echo Print: Display Two Lines Expressions Instead of One in Debian 12 Stable

Resolve single-line echo output in Debian 12 by using the -e flag with \n to display two lines in one command.

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How to Generate Host Keys using 'ssh-keygen-A' Command?

Resolve the sshd no host keys available error by generating missing SSH host keys with ssh-keygen -A.

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