The command-line interface is making a comeback. That’s because developers know that all the best features of your operating system are hidden behind a user interface designed to help average people use the computer. But you’re not the average user, and the CLI is the most efficient way to get work done fast. Turn tedious chores into quick tasks: read and write files, manage complex directory hierarchies, perform network diagnostics, download files, work with APIs, and combine individual programs to create your own workflows. Put down that mouse, open the CLI, and take control of your software development environment.

No matter what language or platform you’re using, you can use the CLI to create projects, run servers, and manage files. You can even create new tools that fit right in with grep, sed, awk, and xargs. You’ll work with the Bash shell and the most common command-line utilities available on macOS, Windows 10, and many flavors of Linux.

Create fi …