Tag: bash

>> Pinging Multiple IP Addresses or Hosts With One Command

>> Guide to Passing Bash Variables to jq

>> How to Make Tab Auto-Completion Case-Insensitive in Bash

>> Formatting Text in Linux Terminals

>> Print the Count of Lines Together With a Command’s Output

>> Transposing a File From the Command Line

>> Using $RANDOM to Generate a Random String

>> Executing an SQL Script From the Command Line

>> Difference Between Executing Multiple Commands with && and ;

>> How to Use a Regex Inside an if Clause in Bash

>> The Pipe Buffer Capacity in Linux

>> How to Create a Shortcut to Execute a Shell Script in Bash

>> Do File Extensions Have a Meaning in Linux?

>> How to Extract “n” Characters Before and After a Match in Shell

>> Mouse Events and Input Event Interface in Linux

>> How to Extract the Base Filename From a URL in Shell

>> The “at” Command in Linux

>> How to Trim Whitespace From a Bash Variable

>> How to Call One Shell Script From Another

>> Reversing the List of Words in a Bash String

>> What’s the Difference Between bash script.sh and ./script.sh

>> IP Address Geolocation Lookups on Linux With GeoLite2

>> Iterate Over a Range of Numbers Defined by Variables in Bash

>> Iterating in Reverse Using for Loops and Other Constructs

>> Good Place to Install Custom Bash Scripts in Linux

>> “Illegal option -o pipefail” While Using the set Command

>> Using nohup With a for Loop

>> How to Check the Existence of Input Argument in a Bash Script

>> What Does mdev Mean in ping Statistics?

>> How to Process a Bash Variable With sed

>> Path of Bash Script From Symbolic Link

>> In What Order Do Piped Commands Run?

>> Idling and Dummy Executable Files that Do Nothing in Linux

>> Convert INI File Into a Bash Array

>> Use Bash With Alpine Based Docker Image

>> How to Retry a Failed Command in Shell

>> Script to Automatically Test if a Website Is Available

>> Determine Whether a Shell Variable Is Empty

>> Differences Between Single and Double Brackets in Bash

>> Bash Bitwise Operators

>> Execute a Command Whenever File or Directory Changes

>> Check if Command Executed Successfully in Linux

>> List All Available Commands and Aliases in Linux

>> The Exclamation Mark (!) in Interactive Shells

>> Linux Shells Performance: dash vs bash

>> Hiding User Input in a Bash Terminal

>> The Difference Between #!/usr/bin/bash and #!/usr/bin/env bash

>> Escape a Single Quote in Single Quote String in Bash

>> How to Load Environment Variables in a Cron Job

>> Concatenate Two Strings to Build a Complete Path in Linux

>> Why Do We Use ./ (Dot Slash) To Execute a File in Linux

>> Get Exit Code of a Background Process

>> Difference between ${} and $() in Bash

>> How to Insert a New Line Character in Linux Shell Script Output

>> Bash HISTSIZE vs. HISTFILESIZE

>> Storing a Command in a Variable in a Shell Script

>> When to Use an Alias vs Script vs a New Function in Bash

>> Difference Between .bashrc, .bash-profile, and .profile

>> Pass the Output of a Command as an Argument for Another

>> Check if a String Contains a Substring in Linux

>> Debugging a Bash Script

>> Read Random Line From a File in Linux