Bash – Page 4 – CodeRavo

Working with Multi-line Strings in Bash

Introduction When scripting in Bash, you often need to work with multi-line strings. These might be … Working with Multi-line Strings in BashRead more

Bash, echo, heredoc, indentation, Linux, multiline strings, printf, Scripting, shell scripting, unix, whitespace

Dealing with "Argument List Too Long" Errors in the Shell

The "Argument List Too Long" Error: Understanding and Solutions When working with a large number of … Dealing with "Argument List Too Long" Errors in the ShellRead more

argument-list-too-long, Bash, Command Line, cp, file copying, file deletion, file-manipulation, file-moving, find, Linux, mv, rm, shell scripting, unix, xargs

Checking if a Bash Array Contains a Value

In Bash, arrays are a powerful data structure that allows you to store multiple values in … Checking if a Bash Array Contains a ValueRead more

Array, Bash, CASE statement, Contains, grep, loop, regular-expression, value

Understanding Exit Status Checking in Bash Scripts

Introduction In shell scripting, particularly with Bash, understanding how to check and handle exit statuses is … Understanding Exit Status Checking in Bash ScriptsRead more

Bash, error handling, exit-status, if-statement, shell scripting, variable

Using Getopts to Parse Command-Line Arguments in Bash

Getopts is a built-in command in Bash that allows you to parse command-line arguments and options. … Using Getopts to Parse Command-Line Arguments in BashRead more

Bash, command-line-arguments, getopts, option-parsing, Scripting

Extracting the Last Component of a Directory Path in Bash

Introduction In many scenarios, you may find yourself needing to extract just the name of the … Extracting the Last Component of a Directory Path in BashRead more

basename, Bash, directory-path, IFS, parameter-expansion, shell-script

Directing Output to Standard Error in Bash

Understanding Standard Output and Standard Error In Unix-like operating systems, every process has three standard file … Directing Output to Standard Error in BashRead more

Bash, echo, error handling, file-descriptors, printf, redirection, shell scripting, shell-functions, stderr, stdout

Writing to Text Files with Bash

Bash provides several ways to write data to text files. In this tutorial, we will explore … Writing to Text Files with BashRead more

Bash, cat, echo, file-descriptors, output-redirection, printf, Text Files

Working with Timestamps in Bash Scripts

When working with bash scripts, it’s often necessary to create timestamps for logging or tracking purposes. … Working with Timestamps in Bash ScriptsRead more

Bash, date-command, formatting, logging, Scripting, timestamp

Text Substitution with Command-Line Tools

Text Substitution with Command-Line Tools Often, when working with files on the command line, you’ll need … Text Substitution with Command-Line ToolsRead more

Bash, Command Line, file-manipulation, find-and-replace, perl, regular expressions, sed, text-substitution