shell scripting – Page 4 – CodeRavo

Working with Field Separators in AWK

AWK is a powerful text processing tool that excels at pattern scanning and processing. A core … Working with Field Separators in AWKRead more

awk, command-line-tools, data extraction, data manipulation, field-separator, fs, pattern-scanning, regular expressions, shell scripting, text-processing

String Manipulation: Replacing Characters with Alternatives

String manipulation is a fundamental aspect of programming, allowing developers to modify and transform text data … String Manipulation: Replacing Characters with AlternativesRead more

bash-parameter-expansion, character-replacement, sed-command, shell scripting, string manipulation, tr-command

Understanding Conditional Execution with "If Not" Logic in Shell Scripting

Welcome to this tutorial on handling conditional execution using "if not" logic in shell scripting. This … Understanding Conditional Execution with "If Not" Logic in Shell ScriptingRead more

Bash scripting, conditional-execution, exit-status, grep-command, if-not-logic, shell scripting

Default Values for Shell Variables in Bash

Bash provides powerful mechanisms for assigning default values to variables, simplifying script logic and making code … Default Values for Shell Variables in BashRead more

Bash, command-line-arguments, default-values, error handling, null, parameter-expansion, shell scripting, Unset, variables

Conditional Logic with Multiple Criteria in Bash

Bash scripts often need to make decisions based on multiple conditions. This tutorial explains how to … Conditional Logic with Multiple Criteria in BashRead more

and, Bash, conditional statements, if-statements, logical-operators, shell scripting, test, variable-quoting, website-monitoring

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

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

Executing Python Programs from Shell Scripts

In this tutorial, we will explore how to execute Python programs from within shell scripts. This … Executing Python Programs from Shell ScriptsRead more

executable-files, high-performance-computing, python-execution, shebang-line, shell scripting

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