Articles about linux | UserComp.com | Page [ 31 ]

How to Speak to Someone's Age

Clarifies that voice-based age verification via phone is impossible and directs users to timestamp calculations or legacy DLL inspection instead.

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Why Does a 1TB Drive Show Smaller Actual Size?

Explain why a 1TB drive shows approximately 931GB due to decimal versus binary unit conversion and file system overhead.

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Network Manager Created Default Wired Connection: Wired-1

Resolve issues with NetworkManager automatically creating generic Wired-1 profiles by manually configuring static IP addresses and DNS settings for specific Ethernet interfaces.

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How to Install the Newest Linux Kernel on Linux Mint

Resolve hardware compatibility issues and access new features by safely installing the latest Linux kernel on Linux Mint using the built-in Update Manager tool.

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Understanding SELinux Security Context Labels for a Process

Resolve SELinux permission denied errors by diagnosing process security context labels and inheritance issues.

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How to Stop a Service Using Task Scheduler: A Comprehensive Guide

Automate stopping Windows services at scheduled times or events using Task Scheduler and the sc stop command.

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Maintaining CentOS 7 Past EOL: Using Vault Repos for Yum Config, Troubleshooting OpenSSL and OpenJDK Package Installations

Resolve yum failures and package dependency errors on EOL CentOS 7 by migrating to Vault repositories.

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Suspiciously Fast XCOPY between Two CD/DVD Folders: A Tech Support Inquiry

Resolve confusion over unexpectedly fast XCOPY speeds between CD/DVD folders by identifying whether the source is a physical drive or a RAM-based virtual mount.

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Stuck in Grub Shell after Rebooting Laptop: Arch Chroot Install Solution

Fix GRUB shell boot failure on Arch Linux by chrooting from a live USB to reinstall the bootloader and regenerate its configuration.

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Connection to Globalscape EFT ssh server from RHEL8 fails with "Permission denied (publickey)"

Resolve RHEL8 SSH publickey authentication failures to Globalscape EFT by verifying key permissions, correct identity file usage, and matching public keys in the server configuration.

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Understanding Linux Drivers for ARM GPIO and Pin Control

Resolve ARM GPIO pin conflicts and undefined behavior by configuring the Linux pinctrl subsystem via device tree and using the modern character device interface.

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Linux PowerSave Governor Not Controlling CPU Frequency on ThinkPad P1

Resolve Linux PowerSave governor failing to control CPU frequency on ThinkPad P1 by enabling intel_pstate and configuring BIOS settings.

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Sudo Complain: DNS Name Resolution in Ubuntu 22.04

Resolve DNS errors in Ubuntu 22.04 by avoiding direct edits to /etc/resolv.conf and using NetworkManager or Netplan instead.

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Creating Sparse Disk Images with Multiple EXT4 Partitions

Create a single sparse disk image with multiple EXT4 partitions using truncate, fdisk, and losetup.

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Combine and Free Up Unused Hard Drive Space

Resolve inability to merge adjacent partitions by shrinking one volume and extending the neighbor into unallocated space.

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How to Recover a BTRFS Disk Partition from Power Failure on a Non-System 4TB Western Digital Disk (WD4000F9YZ)?

Recover BTRFS metadata corruption on a WD4000F9YZ disk after power failure by running read-only scrubs and offline checks to ensure data integrity.

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How to 'Glue' Browser Windows Together on Desktop for Students with ADHD?

Lock browser windows in a fixed layout to reduce cognitive load and minimize context switching for students with ADHD.

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A Guide to Fresh Install Fedora 17 Without Root for Old School Linux Users

Clarifies that Fedora 17 installation requires root privileges and guides users on safe dual-boot partitioning to protect existing data.

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Running CMD Recursively on Directories in Ubuntu

Run commands recursively on directories in Ubuntu while excluding root-owned folders using find with -exec and -not -user root filters.

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Installing Mono

Resolves the inability to run .NET applications on Linux, Windows, or macOS by providing official installation steps for the Mono runtime.

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Ugreen USB 3.0 Sharing Switch Not Working with USB-A to USB-C Cable

Resolve Ugreen USB 3.0 Sharing Switch connection failures caused by using charge-only cables instead of data-capable USB-A to USB-C cables.

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Troubleshooting WiFi not showing up in Kali Linux

Resolve Kali Linux WiFi not showing up by installing firmware-linux-nonfree, verifying hardware detection with lspci or lsusb, and enabling the interface via ip link.

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Fixing Ubuntu Not Starting on VirtualBox with VirtualBox 7.1.3 on Windows 11

Resolve Ubuntu boot loops in VirtualBox 7.1.3 on Windows 11 by enabling hardware virtualization, adjusting the graphics controller, and verifying EFI settings.

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Configuring 4TB RAID1 Drives in ESXi 6.7 for a Linux VM

Configure hardware RAID1 on two 4TB drives to create a redundant datastore for Linux VMs in ESXi 6.7.

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How to Display a Browser-Based Interface on a GUI-Less Computer

Enables accessing browser-based interfaces on headless computers by running a local web server and using SSH port forwarding for secure remote display.

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Linux Hosts with Two Interfaces: Host A and Host B IP Addresses

Resolve ambiguity of IP addresses on Linux hosts with multiple network interfaces by using ip addr show to map specific IPs to distinct adapters.

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Fix Visual Studio Code Corruption Without Reinstalling

Resolve Visual Studio Code launch failures and crashes by clearing the user data directory to reset corrupted settings without reinstalling.

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Incorrect Partition Sizes Assigned During Linux Installation on New WD Blue SSD

Resolve missing storage space on WD Blue SSDs during Linux installation by correcting partition alignment and accounting for filesystem overhead.

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

Resolve file transfer issues between Windows 10 and a local Linux server using SCP or WinSCP.

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Accessing Another User's Gnome Wayland Session: Shutdown Options

Terminate another user's GNOME Wayland session using loginctl via a virtual terminal to bypass security restrictions.

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Several Workstations Lose Internet Connectivity Periodically: Troubleshooting Steps

Resolve periodic internet loss on workstations by adjusting DHCP lease times and flushing corrupted DNS caches.

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How to Move dphys-swapfile Btrfs Volume to Magnetic Disk

Move dphys-swapfile from Btrfs to magnetic disk to avoid COW issues and reduce write amplification on flash storage.

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Apache ProxyPassReverse not forwarding location response

Fixes Apache ProxyPassReverse failing to rewrite backend redirect URLs by ensuring matching proxy paths and preserving host headers.

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Record Keyboard/Mouse Input on Linux/BSD Types of Operating Systems: Let it Run?

Use evtest to record raw keyboard and mouse input events from Linux or BSD kernel interfaces for debugging hardware faults and testing automation scripts.

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Computer Issues After Unsuccessful Windows 10 Update

Resolve unbootable Windows 10 systems after failed updates by accessing recovery tools to repair files, revert updates, or reset the OS.

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Restoring Damaged File: A Step-by-Step Guide

Resolve damaged or corrupted files using OS-specific backups and repair tools like chkdsk while preventing data loss by stopping drive writes.

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Finding Location-Specific 'include' Libraries in Linux using Python

Resolve fragile hardcoded paths by dynamically discovering Linux include directories for Python and third-party libraries using sysconfig and pkg-config.

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Error Connecting to EC-2 TMUX Session: No File Directory for default

Resolve the tmux No file directory for default error by verifying TMPDIR and ensuring /tmp permissions are correct.

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Cleaning and Reusing a Dead or Corrupted ADATA XPG 1TB NVMe SSD

Resolve logical corruption and undefined states on ADATA XPG 1TB NVMe SSDs by performing low-level secure erase or block discard operations to restore factory functionality.

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Using an Internal IDE DVD Drive Caddy for Additional Internal Hard Disk on Laptop

Resolve IDE hard disk recognition issues after installing an internal caddy in a laptop optical drive bay.

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Docker Compose Freezes EC2 t2.micro Instance: A Solution

Resolve EC2 t2.micro freezes caused by Docker Compose memory exhaustion by configuring container memory limits and enabling swap space.

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Combining Root CA, Client Certificate and Private Key into a Single File

Resolve MySQL mutual TLS handshake failures caused by incorrectly combining the client certificate, private key, and CA bundle into a single file.

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Removing a zshrc File Created in macOS

Resolve terminal issues by permanently deleting the .zshrc configuration file using the rm command in macOS Terminal.

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Can Linux Match Windows' 120Hz Monitor Refresh Rate?

Resolve Linux 120Hz monitor configuration issues using xrandr, Wayland settings, or desktop environment display menus.

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Database Clustering: Supporting Different Operating Systems

Resolve the inability to mix Windows and Linux nodes in Oracle RAC by implementing cross-platform replication with Data Guard or GoldenGate.

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Root Permissions on /mnt Directory: Understanding Who Is the Owner

Explains why the /mnt directory is owned by root with 755 permissions to prevent unauthorized modifications and ensure system security.

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Unable to Recover BTRFS Partition: What to Do?

Resolve BTRFS partition recovery failures by assessing device status, creating backups, and using rescue commands to repair metadata corruption.

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Troubleshooting: Script Performs Tasks as Regular User but Not Logged

Resolve script logging failures during automated execution by fixing stream redirection, environment variables, and file permissions.

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Running EX Commands on Arch Linux: $ex-s-c vs. $pacman-Ql

Distinguish between ex for silent text editing and pacman -Ql for listing installed package files to resolve command confusion on Arch Linux.

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Combining Two 64GB USB Flash Drives to Store a 100GB File

Split a 100GB file into parts to store it across two 64GB USB drives using compression tools or the split command.

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