Learning Unix for OS X: Going Deep with the Terminal and by Dave Taylor

By Dave Taylor

Imagine your Mac is strong now? This useful advisor indicates you the way to get even more out of your method through tapping into Unix, the strong working process hid underneath OS X's attractive person interface. OS X places greater than 1000 Unix instructions at your fingertips--for discovering and handling documents, remotely gaining access to your Mac from different desktops, and utilizing freely downloadable open resource applications.

If you're an skilled Mac person, this up to date version teaches you all of the simple instructions you must start with Unix. You'll quickly tips on how to achieve genuine keep watch over over your system.

• Get your Mac to just do what you will have, if you want
• Make adjustments for your Mac's filesystem and directories
• Use Unix's locate, find, and grep instructions to find documents containing particular information
• Create precise "super commands" to accomplish projects that you simply specify
• Run a number of Unix courses and approaches on the similar time
• entry distant servers and have interaction with distant filesystems
• set up the X Window procedure and examine the easiest X11 applications
• make the most of command-line positive aspects that allow you to shorten repetitive projects

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Extra resources for Learning Unix for OS X: Going Deep with the Terminal and Shell (2nd Edition)

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This handy feature can save you a lot of retyping of common commands. As with many things in Unix, though, there are several different ways to do this; I don’t have room to show and explain them all, but you can get more information from the sources listed in Chapter 10. After you’ve typed and executed several commands, try pressing the up arrow key on your keyboard. You will see the previous command after your shell prompt, just as you typed it. Pressing the up arrow key again recalls the command before that one, and so on.

The most interesting section of the Profiles pane of the Preferences window is the Window section, shown in Figure 2-3. ), and change the default window size. The standard size is 25 lines by 80 characters, but that’s just a historical artifact from the early Neolithic era of computing. Setting the size to 100 characters wide by 40 or 50 lines makes it considerably easier to work in the Terminal. One really nice thing that the Terminal does is save the textual information that scrolls off the top of the screen so you can scroll up and review what’s transpired ear‐ lier.

To move up or down lines, use ⌘-up arrow or ⌘-down arrow, as needed. 26 | Chapter 2: Using the Terminal The Shell Prompt When the system is ready to run a command, the shell outputs a prompt to tell you that you can enter a command. The default prompt in bash is the computer name (which might be something auto‐ matically generated, such as dhcp-254-108, or a name you’ve given your system), the current directory (which might be represented by ~, Unix’s shorthand for your home directory), your login name, and a dollar sign.

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