Bash

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3. Bash

Bash Date

• How to Get Yesterday's Date in Linux
• How to Get the File Creation Date/Time in Bash

Bash String

• How to Remove First Character From String in Bash
• How to Remove Newline From String in Bash
• How to Split String Into Variables in Bash
• How to Get Length of String in Bash
• How to Convert String to Integer in Bash
• String Comparison Operator in Bash
• How to Replace Characters in a String Using Bash
• How to Remove Last Character From a String in Bash
• How to Trim Whitespace in Bash
• How to Convert Letter Case of Strings in Bash
• How to Split String in Bash
• How to Split String Into Array in Bash
• How to Extract Substring in Bash
• How to Create Multi-Line String in Bash
• How to Concatenate Strings in Bash

Bash Array

• How to Return an Array in Bash
• Bash Associative Array
• How to Pass an Array to a Function in Bash
• How to Print Array Elements in Bash
• How to Append New Data to an Array Without Specifying the Index in Bash
• How to Sort Array in Bash
• Multi-Dimensional Array in Bash
• How to Get Array Length in Bash
• How to Use Array in Linux Bash
• How to Split String Into Array in Bash

Bash Pattern

• Pattern Matching in Bash

Bash MD5

• How to Bash md5sum Command

Bash User

• How to Change the User in Bash

Bash Find

• How to Find All Files With an Extension in Bash
• How to Run find -exec Command in Bash

Bash Dictionary

• How to Loop Through Directories Recursively in Bash
• Hash Tables in Bash

Bash Variable

• How to Multiply Variables in Bash
• How to Execute Commands in a Variable in Bash Script
• How to Increment Variable Value by One in Shell Programming
• Bash Variable Scope
• How to Modify a Global Variable Within a Function in Bash
• Variable Interpolation in Bash Script
• How to Check if a Variable Has a Value in Bash
• How to Assign One Variable to Another in Bash
• How to Check if Variable Is Empty in Bash
• How to Check if Variable Is Set in Bash
• How to Get User Input in Bash
• How to Assign Default Value in Bash

Bash Background

• How to Wait for Background Process in Bash
• How to Run a Background Process in Bash

Bash Copy

• How to Copy All Files From a Remote Directory

Bash Message

• How to Send Messages to a Logged-In User in Bash

Bash Regex

• How to Run Regular Expressions Inside a Case Statement in Bash
• Regex Match in Bash

Bash Directory

• How to Run Mkdir Only When the Directory Does Not Exist
• How to Change Directory in Bash
• How to Find the Current Folder Name in Bash
• How to Create Directory in Bash
• How to Find Files and Folders in Linux
• How to List Directories in Bash
• How to Get Script Directory in Bash
• How to Change Directory With Git Bash
• How to Remove Directory in Bash Terminal

Bash History

• Bash History Size
• The History Command in Linux

Bash IP Address

• How to Get the Primary IP Address in Linux

Bash Skip Line

• How to Print File After Skipping First X Lines in Bash

Bash Arithmetic

• Floating Point Arithmetic in Bash

Bash DateTime

• How to Get Current Date and Time in Bash
• How to Format Date and Time in Bash

Bash Command

• How to Add New Users in Linux in Bash Script
• How to Check if a Command Exists in Bash
• How to Use the shift Command in Bash Scripts
• How to Use the basename Command in Linux Bash
• The tr Command in Linux Bash
• The sed Command in Bash

Bash Pipe

• Bash Double Pipe
• Pipes in Bash

Bash Function

• How to Pass an Array to a Function in Bash
• Functions in Bash

Bash nested for loop

• Nested for Loop in Bash

Bash Json

• How to Pretty Print JSON in a Shell Script
• How to Parse JSON in Bash

Bash Sort

• How to Sort Data Based on the Second Column of a File in Bash

Bash Timestamp

• How to Get Timestamp in Bash

Bash Process

• How to Kill Process in Bash

Bash File

• How to Write to a File in Bash
• How to Overwrite File in Bash
• How to Open HTML File Using Bash
• How to Search for Files With a Filename Beginning With a Specified String in Bash
• How to Check if a File Is Empty in Bash
• How to Read File Into Variable in Bash
• How to Recursively Find Files in Bash
• How to Remove Empty Line in Bash
• How to Find File Size in Bash
• How to Remove Line From File in Bash
• How to Read a File Into an Array Using Bash
• How to Include Script File in Another Bash Script
• How to Rename a File in Bash
• How to Copy Files in Bash
• How to Find Files and Folders in Linux
• How to List Directories in Bash
• How to Find the Line Count of a File in Linux Bash
• How to Remove File Extension Using Bash
• How to Get File Name and Extension Using Bash
• How to Read File Lines in Bash

Bash Nohup

• ash Nohup vs Ampersand

Bash Path

• How to Get Absolute Path in Bash

Bash Output

• How to Suppress Output in Bash
• How to Redirect Bash Output to a File
• How to Set Variable to Output of Command in Bash

Bash Urlencode

• Urlencode Data for the curl Command in Bash

Bash Error

• How to Handle Errors in Bash
• How to Solve Error: Make Command Not Found on Cygwin
• How to Solve Nodemon Command Not Found
• How to Solve R Command Not Found on Bash (Or Cygwin)
• How to Fix the Mkvirtualenv Command Not Found Error in Bash
• How to Solve Syntax Error Near Unexpected Token in Bash
• How to Solve GCC Command Not Found Error in Bash
• How to Solve Unary Operator Expected Error in Bash
• How to Solve Export Not a Valid Identifier Error in Bash
• How to Solve Make Command Not Found Error in Linux Bash
• How to Solve No Such File or Directory Error in Linux Bash
• How to Solve Nodemon Command Not Found Error in Linux Bash
• How to Solve Syntax Error Near Unexpected Token Newline in Linux Bash
• How to Solve cd: Too Many Arguments Error in Bash
• How to Solve Syntax Error Near Unexpected Token in Bash
• How to Solve Bad Interpreter Error in Bash
• How to Solve Python3 Command Not Found Error in Bash
• How to Solve Bad Substitution Error in Bash
• How to Solve Couldn't Get a File Descriptor Referring to the Console Error in Ubuntu Bash
• How to Solve NPM Command Not Found Error in Bash
• How to Solve Pip Command Not Found Error in Bash

Bash Fork

• Fork in Bash

Bash Line

• How to Continue on the Next Line in Bash

Bash Input

• How to Take Optional Input Arguments in Bash
• How to Check if Input Argument Exists in Bash
• How to User Input in Bash
• How to Read From a File or User Input in Bash

Bash Profile

• Bash Profile in macOS
• How to Reload the .bash_profile From Command Line

Bash Loop

• How to Break Out of a Loop in Bash
• How to Create an Infinite Loop in Bash
• How to Implement the for Loop in Bash
• For Loop in Bash
• How to Create One Line Loop in Bash
• How to Loop Over Files in Directory in Bash
• How to Bash Ranges

Bash Operator

• How to Use Double and Single Pipes in Bash
• How to Use the Mod Operator in Bash
• Ternary Operator in Bash Script
• How to Solve Unary Operator Expected Error in Bash
• Logical OR Operator in Bash Script
• The -ne Operator in Bash

Bash Clear

• How to Clear Terminal Screen in Bash

Bash Emacs

• How to Open Emacs in Bash

Bash Cat

• How to Concatenate Multiple Files in Bash
• How to Cat EOF in Bash

Bash Echo

• How to Echo to Stderr in Bash
• Multiline Echo in Bash
• How to Echo Tab Characters in Bash Script
• How to Change Output Color of Echo in Bash

Bash XML

• How to Parse XML in Bash

Bash Argument

• How to Pass All Arguments in Bash
• How to Check Number of Arguments in Linux Bash

Bash Math

• How to Sum a List of Numbers in a Text File Using Bash
• Division in Bash
• How to Add Numbers in Bash

Bash Cygwin

• How to Solve Error: Make Command Not Found on Cygwin
• How to Solve R Command Not Found on Bash (Or Cygwin)

Bash Syntax

• How to Check Syntax in Bash

Bash Session

• How to Start a New Terminal Session in Bash

Bash Timeout

• The timeout Command in Bash

Bash Grep

• Bash grep Command

Bash Tee

• Bash tee Command

Bash Condition

• Single Line if...else in Bash
• Multiple if Conditions in Bash Script
• Conditional Expressions in the Bash Shell
• The if not Condition in Bash

Bash Set

• Bash Set in Fish

Bash Script

• How to Call Another Script From Current Script in Bash
• How to Get Script Directory in Bash
• shebang in Bash Script
• How to Use getopts in Bash Script

Bash Filename

• How to Get Bash Script Filename

Bash MacOS

• How to Run Shell Script on macOS

Bash Keyword

• Bash fi Keyword

Bash Substring

• How to Check if String Contains a Substring in Bash
• How to Remove Last Character From a String in Bash

Bash Exit

• How to Check Exit Code in Bash
• How to Exit From Bash Script

Bash Eval

• The eval Command in Bash Script
• How to Use the eval Command in Linux Bash

Bash Parameter

• Difference Between $@ and $* in Bash Scripting

Bash Statement

• Bash Goto Statement

Bash Shift

• How to Use the shift Command in Bash Scripts

Bash Substitution

• Parameter Substitution in Bash

Linux Command

• The tr Command in Linux Bash

Bash Program

• How to Pause Program Execution in Linux Bash

Bash Declare

• The declare Command in Bash

Bash Flag

• How to Use Z Flag in Linux Bash

Bash Export

• The export Command in Bash

Bash Heredoc

• Here Document in Bash

Bash Sed

• How to Use sed to Find and Replace in Bash

Base File

• How to Extract File Base Name in Bash

Bash in Windows

• How to Add the WSL Bash Shell to Windows

Bash Set -e

• How to Set -e in Bash Scripting

Bash set

• How to Use set Command in the Bash Shell

Bash -ne

• The -ne Operator in Bash

Bash Not Equal

• The -ne Operator in Bash

Bash Escape

• How to Escape Characters in Bash

Bash Stream

• Standard Streams in Bash

Bash sed

• The sed Command in Bash

Bash Pause

• How to Pause Bash Shell Script for X Seconds

Bas Function

• How to Pass Parameter in a Bash Function

Bash do-while

• How to Emulate Do-While Loop in Bash

Bash Alias

• How to Make a Bash Alias

Bash Boolean

• How to Declare and Utilize Booleans in Bash

Bash Random

• How to Generate Random Number in Bash

Bash string

• How to Replace Strings in Bash

Bash Exec

• How to Edit and Reload the .bashrc File

Bash Source

• How to Edit and Reload the .bashrc File

Bash Shebang

• shebang in Bash Script

Bash Git

• How to Change Directory With Git Bash

Bash Arguments

• How to Run GDB in Bash Script

Bash GDB

• How to Run GDB in Bash Script

Bash Range

• How to Bash Ranges

Bash EOF

• How to Cat EOF in Bash

Bash Getopts

• How to Use getopts in Bash Script

Bash Terminal

• How to Run Bash Script in Terminal

Linux String

• How to Compare Strings in Bash

Bas Files and Directories

• How to Append Text to a File Using Bash