Unix / Linux – Shell Functions
In this chapter, we will discuss in detail about the shell functions. Functions enable you to break down the overall functionality of a script into …
Linux Tutorials
Unix / Linux – Shell Input/Output Redirections
In this chapter, we will discuss in detail about the Shell input/output redirections. Most Unix system commands take input from your terminal and send the …
Unix / Linux – Shell Quoting Mechanisms
The Metacharacters Unix Shell provides various metacharacters which have special meaning while using them in any Shell Script and causes termination of a word unless …
Unix / Linux – Shell Substitution
What is Substitution? The shell performs substitution when it encounters an expression that contains one or more special characters. Example Here, the printing value of …
Unix / Linux – Shell Loop Control
In this chapter, we will discuss shell loop control in Unix. So far you have looked at creating loops and working with loops to accomplish …
Unix / Linux – Shell Loop Types
A loop is a powerful programming tool that enables you to execute a set of commands repeatedly. In this chapter, we will examine the following …
Unix / Linux – Shell Decision Making
In this chapter, we will understand shell decision-making in Unix. While writing a shell script, there may be a situation when you need to adopt …