Crash Course in the Command Line
Throughout this book, you will be instructed to use the command line or terminal. Many of the tools you will be using run exclusively as command-line programs.
To access the command line on a Mac, open Finder and go to the Applications folder, then the Utilities folder. Find and open the program named Terminal (Figure 1.15).
Figure 1.15 Finding the Terminal app on a Mac
You should see a window that looks like Figure 1.16.
Figure 1.16 Mac command line
To access the command line ...