Tag: grep

What Is GREP and How Do You Use It?

Grep is a small Unix program for finding matching patterns. Begun as a Unix program, it can be found on Linux as well as Mac and BSD. It can read just about any text, meaning it can read input from another commands, or it can open and look through files directly. Grep is insanely useful, especially for looking through directories from the command line.

Source: What Is GREP and How Do You Use It? – Make Tech Easier

Link: 5 Grep Tools for Linux

As every Linux user surely knows, grep is a reliable command-line tool for in-depth file searching. Still, many beginners avoid it because they dislike the terminal. The apps presented in this article aren’t exactly alternatives to grep because in some usage scenarios grep is truly irreplaceable. Instead, let’s call them visual upgrades for grep because they extend grep’s functionality and wrap it in a full-fledged graphical interface.

Full article here:
5 Grep Tools for Linux (Make Tech Easier)

Link: LFCS: How to use GNU ‘sed’ Command [and other commands] to Create, Edit, and Manipulate files in Linux – Part 1

A Linux Foundation Certified System Administrator (LFCS) has the expertise to do basic to intermediate system administration from the command-line for systems running Linux. Linux Foundation Certified System Administrators are knowledgeable in the operational support of Linux systems and services. They are responsible for first line troubleshooting and analysis, and choose when to raise issues to engineering teams.

The series will be titled Preparation for the LFCS (Linux Foundation Certified Sysadmin) Parts 1 through 10 and cover the following topics for Ubuntu, CentOS, and openSUSE:

Part 1: How to use GNU ‘sed’ Command to Create, Edit, and Manipulate files in Linux

Note: This article also touches on the use of several other commands used for processing text streams in Linux, such as uniq, sort, grep, tr, and cut.

Full article here:
LFCS: How to use GNU ‘sed’ Command to Create, Edit, and Manipulate files in Linux – Part 1 (Tecmint)

Link: Grep command in linux – Get a grip on it

Linux was created by software enthusiasts who wanted to make it available to all for free. The source code was also kept open so that anyone can contribute to it. A Linux loving community was formed which worked on it relentlessly to make it a strong and robust operating system. These people have added commands that made Linux very powerful and popular.

Grep is one such command in Linux which as a user you will find very helpful. Let us see how grep can be used to make your work easier. We assume you have a basic knowledge of Linux. If not, we recommend you first go through this simple Linux crash course.

Full article here:
Grep command in linux – Get a grip on it (udemy.com)