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Sorting, joining, shuffling, skipping and numbering lines on Linux

Linux provides a lot of handy commands for manipulating text files. This post explains how to use a collection of them.

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Using the comm command to compare files or directories on Linux

The Linux comm command makes it easy to compare a couple text files and determine if they both contain the same lines -- whether the file contents are sorted or not.

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How to use the ignorespace command

In this Linux tip, we’re going to look at an easy way to avoid saving commands in your command history. The first thing you need to do is set your HISTCONTROL variable to ignore commands that you enter followed by a space by using the...

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How to omit command history with ignoredups

In this Linux tip, we’re going to look at how you can get your command history to omit commands when you enter them more than once in a row.

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Incrementing and decrementing numeric variables in bash

There are quite a few ways to increment and decrement numeric variables in bash. This post examines the many ways you can do this.

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How to use the more command

In this Linux tip, we’re going to look at using the more command to view text files a selected number of lines at a time.

Network World - Insider asset - Invaluable Tips + Tricks for Troubleshooting Linux [Winter 2018]

OpenELA group pushes for bug compatibility with RHEL

The world of enterprise Linux developers has been roiled of late by a dispute between Red Hat and several companies that sell support for similar distributions.

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Navigating your way around the Linux file system

With a handful of commands and a trick or two, you can move around the Linux file system with ease and never get lost.

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There's more to more than meets the eye

The more command on Linux may have a lot more options than you know and use.

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Hiding from history on Linux

The history command on Linux can be used to display and rerun commands that you've used, and it can also help you hide commands that you don't want remembered.

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Red Hat rivals form Open Enterprise Linux Association

Oracle, SUSE and CIQ will form the Open Enterprise Linux Association, in response to changes at Red Hat that have upset the enterprise Linux ecosystem.

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IBM set to deliver mainframe AI services, support

IBM z/OS mainframe operating system gets AI, cloud infusion with software coming Sept. 29.

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Pipes and more pipes on Linux

Linux systems support pipes that enable passing output from one command to another, but they also support 'named pipes,' which are quite different.

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How to use the redirect command

In this Linux tip, we’re going to look at the greater than and greater than x2 operators and how they work. The greater than operator will take the output of the command preceding it and put it into the file that follows it.

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Moving tasks from foreground to background and back again

Moving a command or script that you're running on the command line to the background so that you can start another job and managing backgrounded processes requires only a handful of commands.

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How to give sudo privileges on Fedora

In this Linux tip, we’re going to look at setting up sudo privileges for users on Fedora. The key is to make them members of the “wheel” group.

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Assigning sudo privilege to users on Linux

Assigning sudo privileges to users allows them to help manage the system by running commands that they would not otherwise be allowed to use.


How to determine your Linux system’s filesystem types

Linux provides quite a few commands to look into file system types. Here's a look at the various file system types used by Linux systems and the commands that will identify them.

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