Gain insights into the command-line interface, delve into navigating file systems, creating scripts, and automating tasks to enhance productivity and control your computer efficiently.

Small, Sharp Software Tools by The Pragmatic Programmer_ .png

ubuntu.tar.gz

Python job

ncjob

In this course, you will get the chance to explore the command-line interface (CLI), starting with basics like navigating file systems and working with directories and files. Then, you will use those building blocks to tackle more advanced features and tasks within the CLI. You will also learn to turn basic commands into executable scripts and easily automate common tasks. This course will empower you to put the interface to work, take complete control of your computer, and hack your way to productivity.

Harnessing the Power of the Command-Line Interface

## Printing variables

If we want to print one of the environment variables to the screen, we use the `printenv` command, followed by the variable name:

```bash
$ printenv HOME
```
Use the terminal below to practice these commands.



# Printing variables

If we want to print one of the environment variables to the screen, we use the `printenv` command, followed by the variable name:

```bash
$ printenv HOME
```
Use the terminal below to practice these commands.



Introduction

Creating an Ubuntu Virtual Machine with VirtualBox

Navigating the Filesystem

Working with Files and Directories

Streams Of Text

The Shell and Environment

Running and Managing Programs

Networking Tools

Automation

Additional Programs

Conclusion

Using Variables

Printing variables