Articles about linux | UserComp.com | Page [ 10 ]

How to Overcome Problems with a Password Requiring at Transferring a File from Linux Centos 7 to Linux Synology

Eliminates password prompts when transferring files from CentOS 7 to Synology by configuring SSH key-based authentication.

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Understanding LUKS Disk Encryption for LPI-1 Exam

Resolves LPI-1 exam preparation by explaining LUKS disk encryption concepts including cryptsetup commands, key slot management, and header backup procedures.

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How to Test for ext4 Partition? Not ext4 Filesystem

Verify if a Linux partition is formatted as ext4 using lsblk -f or blkid to distinguish between the partition container and its filesystem type.

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Possible Make RAID Partition ZFS on Debian 12 Using Drives with Windows Server/Windows 11 Full Write Support

Resolve ZFS pool creation failures on Debian 12 caused by residual Windows NTFS or ReFS metadata by wiping drive signatures before initialization.

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Configure HostOnly DHCP server parameters in VirtualBox for macOS

Configure HostOnly DHCP server parameters in VirtualBox for macOS using VBoxManage to set IP ranges, lease times, and enable or disable the service.

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Copy all files except those already present: A Guide to File Transfer on Linux

Use rsync -u to copy files while skipping existing ones, preserving older versions and saving bandwidth during transfers.

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Encrypt/Decrypt Simple Text Phrases Locally: A Straightforward Tool

Encrypt and decrypt simple text phrases locally using OpenSSL with AES-256-CBC without complex key management.

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Bluetooth Headset Pairing Complete but Not Recognized in Linux: Issue and Solution

Resolve Bluetooth headset pairing success but no audio output in Linux by re-pairing the device while the audio daemon is running to force module loading.

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Does Exactly Root Directory Exist in Linux Filesystem?

Clarifies the distinction between the root directory and root user while explaining the Linux filesystem hierarchy and mount points.

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Understanding the Impact of Superblock Size on Ext4 Filesystem in Linux Kernel

Clarifies that Ext4 superblock size is fixed and does not impact performance, directing optimization efforts toward block size selection instead.

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Laptop 2 Not Pulling IP from PFsense Running on VirtualBox Hosted Laptop 1

Resolve Laptop 2 failing to get an IP from PFsense by switching VirtualBox network adapter to Bridged mode.

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Increasing File Size to Go Unnoticed in Windows Defender

Resolve Windows Defender false positives by configuring file or folder exclusions instead of ineffective file padding.

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TPM Helps Verify Integrity of Boot Process and Launch TEE Environment

TPM verifies boot integrity and launches a Trusted Execution Environment by measuring firmware components in Platform Configuration Registers to prevent unauthorized modifications.

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Understanding the First Instance Matching String in Statement Acting

Resolve unintended side effects in Linux shell scripting by understanding how commands stop at the first pattern match.

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Mounting ISO files from SMB share

Resolve the inability to mount ISO files directly from SMB shares by mapping the network drive first.

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Find Current Interpreter Shell Script without ps command

Identify the Node.js interpreter shell script for a running process by reading /proc/[PID]/exe when ps is unavailable.

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Troubleshooting WSL_E_DEFAULT_DISTRO_NOT_FOUND Error on Windows Subsystem for Linux

Resolve WSL_E_DEFAULT_DISTRO_NOT_FOUND by reinstalling a missing Linux distribution and setting it as the default using wsl --set-default.

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Helping Confused Users with Identity on Laptops: A Tech Support Guide

Resolve laptop user identity confusion caused by mismatched environment variables, cached credentials, and incorrect username formatting across Windows, Linux, and macOS.

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Moving Large Data Around the Internet: A Case Study

Resolve high costs and downtime when transferring large datasets by using a hybrid strategy of physical shipping and resumable network transfers.

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Return Traffic Not Routed Properly Through Pass-Through Server

Resolve asymmetric routing and dropped return traffic on pass-through servers by configuring loose RPF mode and ensuring proper SNAT.

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Using ntfs-3g's 'inherit' Option Correctly

Resolve unknown option errors by replacing the non-existent inherit flag with uid, gid, umask, dmask, and fmask parameters for correct NTFS permissions.

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Network Connectivity: Windows 11 and Windows 10 with Unmanaged 24-port Switch and PlayStation TV

Establishes a stable network connection between Windows 10/11 PCs and a PlayStation TV using an unmanaged switch by connecting the router to port 1 and PCs to ports 3 and 4.

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Organizing Numbers in Ascending Order in a Table

Sorts numbers in ascending order while preserving row integrity and fixing text-formatted number issues.

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How to access http server on host from WSL2?

Resolve WSL2 connectivity issues with host HTTP servers by using the host.wsl.internal DNS name or the virtual network gateway IP.

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WannaCry Virus Affecting Debian Installations: Recovering Files on a Dual-Boot System

Recover files from a Windows partition infected with WannaCry on a dual-boot Debian system using a clean Linux live environment.

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XDG Base Directory environment variables not respected by notionally compliant software

Fix XDG Base Directory variables not being exported in shell profiles to resolve software ignoring custom config paths.

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Troubleshooting USB Drive Instance Paths: Differences in Behavior Across Computers

Resolve inconsistent USB drive paths across computers by using persistent identifiers like UUIDs instead of dynamic mount points.

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WSL Delay Serving Local Resource Files: Troubleshooting Guide

Resolve WSL Apache delays serving local static files by moving project files from the Windows NTFS mount to the native Linux ext4 filesystem.

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Prevent Using Remote Image in Docker: Dockerfile Base Image Command

Prevent Docker build failures and dependency drift by pulling base images locally before running docker build.

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Conditional Formatting in LibreOffice Calc 7.4.7.2 (Linux)

Highlight the current date in LibreOffice Calc by using conditional formatting with the TODAY function to automatically update highlights as days change.

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GDM Denying Access: Unable to Login with Username 'lmo' and Password 'oo' on Linux Session

Resolve GDM login failures on Linux by switching to a TTY console to diagnose and repair authentication or session errors.

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How to Fix Issue with Raspberry Pi that Can't Get Out to the Internet After Recent Changes Related to Wireguard/VPN

Resolve Raspberry Pi internet loss after WireGuard setup by removing the default route 0.0.0.0/0 from AllowedIPs to prevent full tunneling conflicts.

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Can't Make BCD File on Linux: Troubleshooting Guide

Resolve Windows boot failures in dual-boot setups by recreating the BCD store using Windows tools, as Linux cannot generate this proprietary format.

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Opening Files with Default Application in WSL

Resolve file path syntax errors when opening files from WSL by converting Linux paths to Windows format using wslpath and cmd.exe start.

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

Automate non-interactive SSH connections from Linux to Windows using sshpass or key-based authentication.

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How to Make ffprobe Rely on Mime Type Instead of File Extension

Resolve ffprobe format detection errors caused by incorrect or missing file extensions by forcing signature-based probing.

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Understanding PSU Wattage Recommendations for Marketing a New PC Build

Justifies recommending a 750W PSU for an AMD Ryzen 5 7500 and NVIDIA RTX 4060 build to ensure efficiency, stability, and upgrade headroom.

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Linux: Debian Terminal Path Change Mistake when Changing Laravel Directory

Fixes broken terminal paths in Debian caused by incorrect Laravel directory entries in shell configuration files.

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Understanding NFS Server 4.1 Client Limitations

Resolve NFSv4.1 connection exhaustion in Kubernetes by understanding that each pod requires a dedicated TCP session to the server.

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Considered Safe Good Practice: Enabling Guest Additions in Kali Linux Guest Box on Windows 11 Host

Enables optimized drivers and seamless file transfer between Kali Linux guest and Windows 11 host while maintaining security boundaries.

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Using Sudo Permissions with Unshare

Resolve permission errors when using sudo unshare by explicitly managing directory ownership with chown or mount options.

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Configuring /etc/hosts on Debian 12: Proper Way to Set Hostname with IP Addresses

Resolve hostnames to IP addresses locally on Debian 12 by editing /etc/hosts without relying on DNS.

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Configuring Wireguard Exit Nodes for Multiple Clients: Linux Laptop and Mikrotik Router

Configure Linux and MikroTik devices as WireGuard exit nodes to route multiple client internet traffic through specific servers.

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Failed Mount API: Filesystems with Updated Partition UUIDs in Linux

Resolve Failed Mount API errors by updating /etc/fstab and bootloader configurations to match new partition UUIDs detected via blkid.

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Finding Duplicate Active DHCP Servers on Local Network

Resolve IP conflicts and connectivity issues by detecting and disabling unauthorized DHCP servers on the network.

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Understanding the Meaning of the First '0' in umask = 0022 in Linux

Explains that the leading zero in umask 0022 preserves special permission bits like setuid and setgid by indicating no modification to those flags.

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Avoid Killing the Wrong Process Using 'pkill-like' Utility in Linux

Resolve accidental termination of critical services by using /proc/pid/environ to precisely target processes based on unique environment variables instead of ambiguous names.

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Accessing Shared Data Across Forks and Exec Clones in Systemd

Resolve shared data access issues across systemd ExecStart commands by using EnvironmentFile, files, or sockets to bypass process isolation.

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Determining Default Location for Microsoft Print to PDF

Identify the current default save location for Microsoft Print to PDF by opening the print dialog in any application and observing the folder path displayed before saving.

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Resolving Format IDE Hddex Fat Using Bootable Partition Manager

Fix corrupted partition tables on legacy IDE drives by booting Linux and using gdisk to recreate the structure.

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