Learning Unix for OS X by Taylor, Dave -- Read -- Imperial Library of Trantor

Index

Preface

Who This Book Is For Who This Book Isn’t For A Brief History of Unix

Versions of Unix Interfaces to Unix

How This Book Is Organized Conventions Used in This Book Using Code Examples Safari® Books Online How to Contact Us The Evolution of This Book Acknowledgments

1. Why Use Unix?

The Power of Unix

Batch Renames and Extracting File Lists Finding Hidden Files

Folders or Directories? Thousands of Free Applications

Power Internet Connections

Commands Included with Unix

Displaying All Unix Commands The 10 Most Common Unix Commands

A Simple Guided (Unix) Tour

2. Using the Terminal

Launching the Terminal

Syntax of a Unix Command Exercise: Entering a Few Commands Types of Commands Changing the Terminal’s Preferences

General Profiles

Features of the Terminal

Secure Keyboard Entry More cool Terminal features

Customizing Your Terminal Session

Setting the Terminal’s Title Using AppleScript to Manipulate the Terminal Working with .terminal Files

Working with the Terminal

The Shell Prompt Entering a Command

date who

Recalling Previous Commands Completing File and Directory Names Running Multiple Commands on the Command Line Correcting a Command Ending Your Session Problem Checklist

Customizing the Shell Environment

Picking a Login Shell Changing the Command Prompt

Advanced Shell Customization

Shell Configuration Settings Creating Aliases

The Unresponsive Terminal

3. Exploring the Filesystem

The OS X Filesystem

Your Home Directory Your Working Directory The Directory Tree Absolute Pathnames Relative Pathnames

Relative pathnames up

Changing Your Working Directory

pwd cd

Files in the Directory Tree

Listing Files and Directories

The All-Powerful ls Command Trying Out the ls Command Using the -l Option File Permissions

Calculating File Size and Disk Space

Calculating Available Disk Space Exercise: Exploring the Filesystem

Protecting and Sharing Files

File Access Permissions Setting Permissions with chmod

Problem checklist

Changing the Group and Owner

Changing Your Password Superuser Privileges with sudo Exploring External Volumes

4. File Management

File and Directory Names File and Directory Wildcards Looking Inside Files

cat less grep

Creating and Editing Files

Text Editors and Word Processors The vi Text Editor vi Basics

Searching in vi Invoking external Unix commands More powerful capabilities

A Simpler vi Alternative: Pico The More Complex Option: Emacs

Managing Files

Creating Directories with mkdir Copying Files

Problem checklist

Renaming and Moving Files with mv Removing Files and Directories

rm rmdir

Working with Links Compressing and Archiving Files

gzip tar

Files on Other Operating Systems

5. Finding Files and Information

Searching Inside Files with the grep Command

Useful grep Options

Matching context Matches in color Counting matches rather than showing matching lines

Working with Regular Expressions

Finding Files with locate

Fast Filename Search with locate

Using find to Explore Your Filesystem

Matching by File Size Exploring find Permission Strings Using find to Identify Recently Changed Files find’s Faithful Sidekick: xargs Further Refinements to find

Shining a Light on Spotlight

Listing Spotlight Metadata with mdls Finding Files with mdfind Making Spotlight Useful

6. Redirecting I/O

Standard Input and Standard Output

Putting Text in a File

cat

Pipes and Filters

wc tr grep head and tail sort uniq Piping Output to a Pager

Printing

The Unix Way

lpstat lp pr

7. Multitasking

Running a Command in the Background Checking on a Process

ps top

Canceling a Process

kill killall

Launching GUI Applications

open Useful Starting Options for Use with open Making open More Useful

8. Taking Unix Online

Remote Logins

Web Access Remote Access to Other Unix Systems

Transferring Files

scp and rcp FTP

Command-line ftp sftp: ftp to secure sites FTP with a web browser FTP with curl FTP from the Finder Other FTP solutions

Easy Shortcuts with New Remote Connection

9. Of Windows and X11

X11

Using X11 Differences Between OS X and X11 Customizing X11

Customizing X11’s Applications menu

GIMP, the X11 Graphics Editor

10. Where to Go from Here

Documentation

The man Command Documentation on the Internet Books

Customizing Your Unix Experience

Shell Aliases and Functions Programming

Shell scripts Turning shell scripts into AppleScript droplets

Perl, Python, and Ruby C and C++

Index

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