rudywalrus

[rudywalrus]

In this tutorial, you will learn how to find a folder in Linux based operating system using find and locate command line options.

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Explain how to ping a specific port and find out whether it is open or close of given machine/server form the Linux or Unix command line.

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The TLDR (stands for "Too Long; Didn't Read") pages are summarized practical usage examples of commands on different operating systems including Linux.

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Explains how to fix find: `./dirName': Permission denied command warning/error by hiding and redirecting the output to /dev/null under Linux / Unix-like OS.

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netcat can be used as an ad-hoc solution for transferring files through local networks. Learn how to use it to transfer files between Linux computers.

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In this article, we will show you various useful ways of doing basic arithmetic's or mathematical calculations in the Linux terminal using command-line tools.

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This page explains how to hide files and directories in Linux using various command line options.

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This page explains how to change directory in Linux terminal using the cd command and related commands such as pwd, ls, and others.

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Firejail is a SUID application that decrease the exposure of security breaches by limiting the running environment of untrusted programs using Linux namespaces.

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This article shows how to change UUID of a Linux partition. This can help you in a less likely to happen scenario when the UUID of two partitions are the same.

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Linux Add User To Group - Describes how to add a user (primary/secondary/new/existing) to a group under any Linux distribution using command line options. Linux: Add User to Group

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Show All Running Processes in Linux - Explains how to see all process and get a snapshot of the current processes on any Linux distribution using the cli.

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Bash Shell Find Out If a Variable Is NULL - Determine if a bash shell variable is NULL or not, using if or conditional expression under Linux/Unix/macOS.

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Virtual Hard Disk (VHD) is a disk image file format which represents a virtual hard disk drive, capable of storing the complete contents of a physical hard drive.

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Explains how to find out Linux laptop or workstation / PC or server BIOS version without rebooting the machine using command line shell prompt.

[rudywalrus]

Explains how to display or view Linux kernel parameters for the currently booted or running Linux kernel form the CLI.

[rudywalrus]

Explains how to empty or delete a log file in Linux or UNIX operating system using the truncate and other shell commands to clear log files.