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All LessonsFree Lessons (6)

Introduction

Why Take This Course?Accessing the Command-Line Interface Getting Your Bearings Creating and Reading Files Redirecting Streams of Text Creating Directories Going Home Using Autocompletion Elevating Privileges Installing Additional Programs with a Package Manager Downloading Files Useful Shortcuts and Commands Quiz 1

Creating an Ubuntu Virtual Machine with VirtualBox

Creating a New Virtual Machine Configuring a Network Installing the Guest Operating System Working with Snapshots Installing Software with the Package Manager Improving Performance by Installing Guest Additions Quiz 2

Navigating the Filesystem

Listing Files and Directories Recursive File Listings Navigating Files and Folders Relative and Absolute Paths Dot and Double Dots Using pushd and popd to Manage a Stack of Directories Finding Files Identifying Available Disk Space Quiz 3

Working with Files and Directories

Creating Files Creating Files with Content Writing Multiple Lines to a File Combining Files Reading the Beginning and End of a File Creating Directories Copying Files Copying Directories Moving and Renaming Files and Directories Deleting Files and Directories Managing File and Directory Permissions Changing Ownership Working with Links Getting More Information About Filesystem Objects Quiz 4

Project

Build File/Directory Explorer in Flask

Streams Of Text

Redirecting Input and Output with File Descriptors

Creating Pipelines of Data

Splitting Streams with tee

Handling Standard Error Streams

Filtering with grep

Removing Characters from Output with cut

Editing Streams with sed

Editing Specific Lines

Operating on Lines by Number

Advanced Processing with awk

The Shell and Environment

Exploring Environment and Shell Variables Using Variables Locating Executables with PATH Setting Our Own Variables Supplying Environment Variables to Specific Programs Customizing a Shell Session Controlling the History and Setting the Shell Editor Modifying the PATH Modifying a Prompt Creating Shortcuts with Aliases and Functions Creating Keyboard Shortcuts Quiz 6

Running and Managing Programs

Running Multiline Commands Executing a Series of Commands Running Commands in Subshells Timing Program Execution Recording Program Interaction Reusing Previous Commands and Arguments Extracting Data with Modifiers Correcting Mistakes and Altering Previous Commands Managing Processes and Jobs Running and Managing Jobs Terminating Processes Command Substitution Keeping Commands Running with GNU Screen Quiz 7

Project

Write a Shell in C

Networking Tools

Getting Our Connection Information Finding Information about Domain Names Testing Network Connectivity Making Web Requests with cURL Downloading Files Working with Web APIs Using Secure Shell to Connect to Remote Machines Transferring Files with scp Transferring and Synchronizing Files with rsync Exploring Network Connections and Determining Open Ports Making Web Requests with NetCat Serving Files with NetCat Quiz 8

Automation

Automating Tasks with make

Writing Bash Scripts

Automating File and Directory Creation

Making an Interactive Script

Automating Our Workstation Setup

Additional Programs

Managing Files with ranger Managing Documents with pandoc Running Tasks When Files Change Using direnv to Manage Environment Variables Monitor and Manage Resources with htop Autocompleting Files, Directories, Processes, and More with fzf Serving up a Directory with Python Viewing Colored Source Code with Pygments Keeping a Log with jrnl Manipulating JSON with jq Inspecting Requests with HTTPie Testing Performance with Siege Quiz 10

Conclusion

What's Next?Congratulations!

Harnessing the Power of the Command-Line Interface/

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Introduction

Introduction

Learn about task automation using command-line scripts.

We'll cover the following...

Overview

Overview

Throughout this course, we’ve used various command-line tools to accomplish tasks faster than we could with a GUI. But when we combine those commands with additional logic, we can create reusable workflows. ...