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Bash Heredoc | Here document
May 9, 2019

Bash Heredoc

When writing shell scripts you may be in a situation where you need to pass multiline block of text or code to an interactive command. In Bash and other shells like Zsh a Here document (Heredoc) is a type of redirection that allows you to pass multiple lines of input to a command.

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Bash Compare Strings
May 3, 2019

How to Compare Strings in Bash

When writing Bash scripts you will often need to compare two strings to check if they are equal or not. Two strings are equal when they have the same length and contain the same sequence of characters.

Linux cd Command
Apr 24, 2019

Cd Command in Linux (Change Directory)

The cd (change directory) command is used to change the current working directory in Linux and other Unix-like operating systems.

Self-Signed SSL Certificate
Apr 18, 2019

Creating a Self-Signed SSL Certificate

A self-signed SSL certificate is a certificate that is signed by the person who created it rather than a trusted certificate authority. This article explains how to generate a self-signed SSL Certificate using the openssl tool.

Apr 17, 2019

Echo Command in Linux with Examples

Linux echo
Apr 16, 2019

Pwd Command in Linux (Current Working Directory)

pwd command - Current Working Directory
Mar 22, 2019

Bash Concatenate Strings

Bash Concatenate Strings
Mar 12, 2019

How to Check if a File or Directory Exists in Bash

Bash Check if a File Exists
Mar 2, 2019

Bash until Loop

Bash until Loop
Feb 28, 2019

Bash Case Statement

Bash Case Statement
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