shell scripting – Page 4 – CodeRavo

File Iteration and Manipulation in Bash

File Iteration and Manipulation in Bash This tutorial covers how to iterate through files within a … File Iteration and Manipulation in BashRead more

Bash, file-iteration, file-manipulation, file-names, file-processing, find, globbing, loops, parameter-expansion, paths, shell scripting

Splitting Strings into Arrays in Bash

Bash scripting often requires processing text, and a common task is to split a string into … Splitting Strings into Arrays in BashRead more

Array, Bash, Bash scripting, IFS, iteration, shell scripting, sparse-array, String splitting

Automatically Running Shell Scripts at System Startup on Linux

Running shell scripts automatically at system startup is a common requirement for many server and desktop … Automatically Running Shell Scripts at System Startup on LinuxRead more

chkconfig, cron, init-d, Linux, rc-local, shell scripting, startup-scripts, systemd

Forcing Overwrite with the cp Command

The cp command is a fundamental tool in Unix-like operating systems for copying files and directories. … Forcing Overwrite with the cp CommandRead more

alias, cp-command, Linux, overwrite-without-confirmation, shell scripting, unix

Introducing the Sleep Command: Pausing Execution in Shell Scripts and Programming Languages

The ability to pause execution is a fundamental concept in programming and shell scripting, allowing developers … Introducing the Sleep Command: Pausing Execution in Shell Scripts and Programming LanguagesRead more

delay, execution-control, pause, programming-languages, shell scripting, sleep-command

String Comparison in Bash

String comparison is a fundamental operation in shell scripting, and Bash provides several ways to compare … String Comparison in BashRead more

Bash, equality-checks, lexicographic-comparisons, shell scripting, string-comparison, wildcard matching

Heredocuments in Bash: Multi-Line Strings and Input Redirection

Bash provides a powerful mechanism called heredocuments (often shortened to "heredocs") to define multi-line strings and … Heredocuments in Bash: Multi-Line Strings and Input RedirectionRead more

Bash, Command Line, heredoc, heredocument, input-redirection, multi-line-strings, psql, shell scripting, standard-input, variable-expansion

String Manipulation and Substitution in Bash Scripts

Introduction Working with strings is a common task in shell scripting, particularly when you need to … String Manipulation and Substitution in Bash ScriptsRead more

Bash, global-substitution, parameter-expansion, sed, shell scripting, string manipulation, substring-replacement

Retrieving Absolute File Paths

Understanding Absolute File Paths In computing, a file path is a string of characters used to … Retrieving Absolute File PathsRead more

absolute-path, file path, File System, Linux, os.path, Python, readlink, realpath, shell scripting, Symbolic Links, windows

Understanding Boolean Variables in Shell Scripts

Welcome to this guide on how to effectively declare, use, and evaluate Boolean variables within shell … Understanding Boolean Variables in Shell ScriptsRead more

Bash, boolean-variables, conditional statements, explicit-comparison, quoting-variables, shell scripting, test command