Articles about linux | UserComp.com | Page [ 26 ]

Passing boot args to kernel in QEMU without append

Configure GRUB in the guest OS to pass persistent kernel boot arguments without modifying QEMU command-line flags.

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Error: Unknown Type Name - How to Troubleshoot this Issue in Different Files

Resolve the unknown type name compiler error by verifying include paths, fixing circular dependencies with forward declarations, and ensuring correct header inclusion order.

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Reducing WAV File Samplerate: A Solution for Converting WAV to MP3

Resample WAV files to 44100 Hz before MP3 conversion to reduce file size and ensure compatibility using SoX or Foobar2000.

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Accessing Blocked Device: File Regular File Defined Size on Linux

Resolve I/O errors on blocked Linux block devices by creating a safe disk image with dd and mounting it as a loop device for forensic analysis.

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Selecting participant number from a txt file

Extracts participant numbers from text files using grep and awk to filter numeric patterns and specific fields.

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Fixing Normal Ubuntu Take 40GB Space Issue in WSL

Resolves excessive disk space usage in WSL Ubuntu by compacting the virtual hard disk file.

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Accessing StreetCheck.co.uk - HTTP Error 403

Resolve HTTP 403 Forbidden errors on StreetCheck.co.uk by clearing browser cache, adjusting firewall settings, and flushing DNS configuration.

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Start VLC via SSH: Immediately Close Connection

Resolve VLC crashing immediately after SSH disconnect by detaching the process using tmux or screen to maintain the session.

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Delete Windows Files in Linux Mint Live USB Boot

Delete Windows files from a Linux Mint Live USB by mounting the NTFS partition in read-write mode and using terminal commands.

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Configuring WireGuard Peers on Ubuntu Server for Two Win11 Clients

Enables direct communication between two Windows 11 clients over a WireGuard tunnel by configuring IP forwarding and peer routing on an Ubuntu server.

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Connecting iMac and Mac Mini as User John (ID 501) Using SSH to Check Processes Running Remotely

Resolve the need to remotely monitor specific user processes on a Mac Mini by connecting via SSH from an iMac and executing ps -U 501.

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User Access Whitelisted Using .htaccess File in Apache 2.4 Still Cannot See Internet Site?

Resolve Apache 2.4 .htaccess whitelisting failures caused by NAT, proxy headers, or firewall blocks preventing user access.

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Fixing Slow Downloads on a Machine Acting as a Reverse Proxy OpenVPN Server

Resolve slow download speeds on a reverse proxy OpenVPN server by optimizing TCP buffers, cipher selection, and kernel network stack parameters.

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How to Connect to WSL Docker Container using localhost keyword

Resolve connection failures to WSL2 Docker containers by replacing localhost with the dynamic WSL2 IP address.

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How to Extend Disk Space with LVM on Linux Server

Extend Linux server disk space using LVM by adding new physical disks to a volume group and resizing logical volumes without repartitioning or rebooting.

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How to Use a Catch-All Email Address with a Linux Mail Client for Easy Mail Management

Configure Postfix and a Linux mail client to route all domain emails to one inbox, simplifying management of multiple aliases.

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Fixing Cannot Read Error in Console or via Redirect in Linux Terminal

Resolve Cannot read errors in Linux scripts by redirecting input from /dev/tty to bypass stdin redirection.

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Pi-hole Running Docker Desktop on MacOSX: Network Mode: host Not Filtering

Fix Pi-hole DNS filtering failure on macOS Docker Desktop by switching from host to bridge networking and configuring system DNS.

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Dual Booting Mac/Linux Mint on iMac (2017 27")

Resolve unallocated space and remove Linux Mint partitions from an iMac 2017 by using Disk Utility to merge freed storage back into the macOS APFS container.

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SSH from Windows system picking up wrong public key from known hosts file

Resolve SSH connection failures caused by cached host key mismatches when connecting to servers with dynamic IPs or behind NAT.

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How to Install Libraries Without a Config File

Install C or C++ libraries from source code on Linux by compiling with GCC and CMake when no pre-built package is available.

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Do I need to use a USB-C charger for my laptop instead of the proprietary charger?

Verify USB-C charger compatibility by checking Power Delivery support and wattage to ensure safe charging and prevent hardware damage.

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Print Value from XML file to another file

Extract a specific value from an XML file and save it to another file using xmlstarlet or PowerShell.

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Consolidate Data: Merge Multiple Columns into One

Merge multiple columns into one to normalize wide datasets for analysis using Excel Power Query, Python pandas, or command-line tools.

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Troubleshooting: Not Getting BIOS Startup

Resolves inability to enter BIOS by addressing peripheral detection failures, fast boot timing issues, and corrupted firmware settings.

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Standard Protocols to Advertise Alternative Internet Gateways to Local, Already DHCP-Configured Network

Explains why standard protocols cannot advertise multiple default gateways to DHCP clients and clarifies that network layer redundancy requires application-layer solutions.

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Virtualbox Linux Mint 21.2 qbittorrent permission denied error

Resolve qBittorrent permission denied errors in Linux Mint VirtualBox by fixing download directory ownership and permissions.

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How to Achieve Tee Behavior in GNU Parallel

Capture stdout and stderr separately for each GNU Parallel job using the --results flag or shell redirection to prevent output interleaving.

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Logged User: View Local PC File Copy History

Enables tracking of local file copy operations on Windows, Linux, and macOS by configuring native auditing tools like Event Viewer, auditd, or third-party software.

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Setting Exact Folder Permissions: MyFolder on Drive D

Resolve permission drift by using icacls with OI and CI flags to ensure consistent access rights propagate automatically to all child files and folders.

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GPT Disk Corrupted: Unable to Mount After Forceful Closure

Resolve GPT disk corruption and unmountable volumes caused by forceful closure using gdisk, testdisk, or chkdsk to repair partition tables and file systems.

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Troubleshooting Fern Wifi Cracker: Solutions for when it doesn't work

Resolve Fern Wifi Cracker failures on modern Kali Linux by fixing Python 2 dependency errors, configuring monitor mode, and verifying Wi-Fi adapter compatibility.

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Remote Desktop on Non-Windows Guest Machines in Hyper-V (Running Windows Server 2016)

Enable RDP access to Debian Linux guests in Hyper-V by installing and configuring xrdp.

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Ensuring Perfectly Aligned Header Lines: A Detailed Guide

Fix misaligned headers in Word, spreadsheets, and code editors by using tab stops, column widths, and monospaced fonts instead of manual spacing.

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Troubleshooting: sudo apt install seclists NOT working after git clone

Resolves the Unable to locate package seclists error by directing users to clone the GitHub repository instead of using apt.

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Routing Windows Traffic through Linux using Socks Proxy

Route Windows traffic through a Linux Socks Proxy via SSH dynamic port forwarding and system-wide proxy configuration.

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External Hard Drive Unmounts and Spins Down on Raspberry Pi 5 - Solved

Disable USB autosuspend in cmdline.txt to prevent external hard drives from unmounting and spinning down on Raspberry Pi 5.

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Debug Folder No Permission in Kali Linux for OpenSSL Programs

Resolve OpenSSL permission denied errors in Kali Linux by changing debug folder ownership using chown.

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Enabling GPIO sysfs interface for Yocto Mickeyboard in Linux Kernel

Enable CONFIG_GPIO_SYSFS in Yocto kernel config to expose GPIO pins via /sys/class/gpio for legacy userspace access.

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Why would a process use more memory running on one OS compared to another?

Explains why processes consume more memory on one OS than another due to differences in allocators, security modules, and library loading.

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Connection Home Failed: Troubleshooting Samba Server Access with Linux smbclient

Resolve the Connection Home Failed error in Linux smbclient by verifying network connectivity, restarting Samba services, validating credentials, and configuring firewall rules.

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Mounting NTFS Filesystem on External Drive in Kubuntu

Resolves the inability to read and write NTFS external drives on Kubuntu by guiding users through installing ntfs-3g, identifying partitions, and manually mounting the filesystem.

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Clone WSL Distro: Installing Ubuntu on WSL2 in Windows 11

Clone an existing Ubuntu WSL2 distribution by exporting to a tar file, unregistering the original instance, and importing it as a new named environment.

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No ethernet link detected on internal ethernet connection

Resolve Linux no ethernet link detected errors by verifying physical connections, checking interface status with ip link, and updating network drivers.

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What's Wrong with Free Software like CCleaner, Advanced System Care Pro?

Resolve the issue where free utilities and Windows Backup fail to delete large crash dump files due to permission restrictions and file locking.

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MSI B450 Gaming Pro Carbon: Slots and Connections Explanation

Resolves PCIe lane conflicts when installing a 2.5GbE network card alongside two NVMe drives on the MSI B450 Gaming Pro Carbon motherboard.

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Prefix Commands in Linux C++ Application

Execute external Linux commands and capture their output in C++ using system() or popen().

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Dual-Booting Linux (Manjaro) and Windows: Managing Files and Folders on Separate SSDs and a Shared EXT-FAT HDD

Resolve exFAT read-write access errors in Manjaro Linux by installing drivers and configuring fstab for a shared HDD.

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Kali Linux Terminal Typography: Customizing the Appearance of the Command Line Interface

Customize Kali Linux terminal fonts, colors, and prompt styles by editing bashrc files or using emulator settings.

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Can't Find or Delete 'ImageCatalog' File: A Tech Support Guide

Resolve ImageCatalog file errors by closing the associated application, locating the dynamic cache in system directories, and manually deleting it to fix corruption or access issues.

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