Bash – Page 5 – CodeRavo

Performing Logical OR Operations for Integer Comparison in Shell Scripting

Introduction to Logical Operators in Shell Scripting When writing shell scripts, you often need to perform … Performing Logical OR Operations for Integer Comparison in Shell ScriptingRead more

arithmetic-evaluation, Bash, integer-comparison, logical-or-operation, shell scripting, short-circuit-behavior, test-construct

Setting the JAVA_HOME Environment Variable on macOS

Setting the JAVA_HOME Environment Variable on macOS The JAVA_HOME environment variable is crucial for many Java-based … Setting the JAVA_HOME Environment Variable on macOSRead more

Bash, configuration, environment-variable, java-development, java-home, JDK, macOS, path, terminal, zsh

String Prefix Checking in Bash

Checking for String Prefixes in Bash This tutorial explains how to determine if a string begins … String Prefix Checking in BashRead more

Bash, case, comparison, conditional, parameter-expansion, prefix, regular-expression, Scripting, string, wildcard

Mastering Bash Output Redirection: Redirecting Both STDOUT and STDERR to a Single File

Introduction In Bash scripting, managing standard output (stdout) and standard error (stderr) efficiently is crucial for … Mastering Bash Output Redirection: Redirecting Both STDOUT and STDERR to a Single FileRead more

Bash, file-descriptors, i-o-redirection, logging, stderr, stdout, tee

String Replacement Across Multiple Files in Linux

Replacing Strings in Multiple Files from the Command Line This tutorial demonstrates how to efficiently replace … String Replacement Across Multiple Files in LinuxRead more

Bash, Command Line, file-editing, find, grep, Linux, regular expressions, repren, rpl, sed, string-replacement, xargs

Testing if a Variable is a Number in Bash

In Bash, it’s often necessary to verify whether a variable contains a numeric value. This can … Testing if a Variable is a Number in BashRead more

arithmetic-expansion, Bash, numeric validation, pattern matching, regular expressions, shell scripting

How to List Files in a Directory Using Shell Scripting

Introduction When working with shell scripts, you often need to interact with files and directories. One … How to List Files in a Directory Using Shell ScriptingRead more

Bash, directory, find command, for loop, globbing, hidden-files, list-files, shell scripting

Mastering Single-Line Loops in Bash

Loops are a fundamental construct in programming, allowing you to execute a set of commands repeatedly. … Mastering Single-Line Loops in BashRead more

Bash, for loop, loops, shell scripting, single-line-loops, until-loop, while loop

Redirecting Standard Output and Standard Error in Bash

Redirecting Standard Output and Standard Error in Bash When executing commands in Bash, programs communicate through … Redirecting Standard Output and Standard Error in BashRead more

Bash, file-descriptors, logging, redirection, Scripting, shell scripting, standard-error, standard-output, stderr, stdout

Filtering Lines with `grep`: Excluding Specific Words or Patterns

Filtering Lines with grep: Excluding Specific Words or Patterns The grep command is a powerful tool … Filtering Lines with `grep`: Excluding Specific Words or PatternsRead more

awk, Bash, Command Line, exclude, grep, invert-match, pattern matching, regular expressions, text filtering, text-processing