Command Line Fundamentals

3

Advanced Command-Line Concepts

Learning Objectives

By the end of this chapter, you will be able to:

• Write command lists to combine multiple commands logically
• Manage the parallel execution of tasks using job control commands
• Write and utilize regular expressions to match text patterns
• Use shell expansion and substitution syntax to perform string and arithmetic processing

This chapter explains how to work with command lists and control jobs, how to write regular expressions, and how to use various shell expansion features.

Introduction

In the previous chapter, we learned about the mechanisms for connecting commands and files together using redirection and pipes. In this chapter, we will learn about other ways of composing commands and ...