Ubuntu Unleashed 2013 Edition: Covering 12.10 and 13.04

This eBook edition does not provide a DVD of Ubuntu or the upgrade kit. You can download the most current release of Ubuntu from www.ubuntu.com/download. Ubuntu Unleashed 2013 Edition is filled with unique and advanced information for everyone who wants to make the most of the Ubuntu Linux operating system. This new edition has been thoroughly revised and updated by a long-time Ubuntu community leader to reflect the exciting new Ubuntu 12.10 (“Quantal Quetzal”) and the forthcoming Ubuntu 13.04. Former Ubuntu Forum administrator Matthew Helmke covers all you need to know about Ubuntu 12.10/13.04 installation, configuration, productivity, multimedia, development, system administration, server operations, networking, virtualization, security, DevOps, and more—including intermediate-to-advanced techniques you won’t find in any other book. Helmke presents up-to-the-minute introductions to Ubuntu’s key productivity and Web development tools, programming languages, hardware support, and more. You’ll find new or improved coverage of navigation via Unity Dash, wireless networking, VPNs, software repositories, new NoSQL database options, virtualization and cloud services, new programming languages and development tools, monitoring, troubleshooting, and more. Configure and customize the Unity desktop and make the most of the Dash Get started with multimedia and productivity applications, including LibreOffice Manage Linux services, users, and software packages Administer and run Ubuntu from the command line (with added coverage of stdin, stdout, sdterr, redirection, and file comparison) Automate tasks and use shell scripting Provide secure remote access and configure a secure VPN Manage kernels and modules Administer file, print, email, proxy, LDAP, and HTTP servers (Apache or alternatives) Learn about new options for managing large numbers of servers Work with databases (both SQL and the newest NoSQL alternatives) Get started with virtualization Build a private cloud with Juju and Charms Learn the basics about popular programming languages including Python, PHP, Perl, and new alternatives such as Go and Rust

Table of Contents:
Introduction 1 Licensing     2 Who This Book Is For     3   Those Wanting to Become Intermediate or Advanced Users     3   Sysadmins, Programmers, and DevOps     4 What This Book Contains     5 Conventions Used in This Book     5 Part I Installation and Configuration 1  Installing Ubuntu and Post-Installation Configuration     7 Before You Begin the Installation     7   Researching Your Hardware Specifications     8   Installation Options     8   Planning Partition Strategies     10   The Boot Loader     10   Installing from DVD or USB Drive     11 Step-by-Step Installation     11   Installing     12   First Update     16     Wubi: The Easy Installer for Windows     16 Shutting Down     18 Finding Programs and Files     19 Software Updater     19 The sudo Command     22 Configuring Software Repositories     23 System Settings     26   Detecting and Configuring a Printer     26   Configuring Power Management in Ubuntu     27   Setting the Time and Date     27 Configuring Wireless Networks     29 Troubleshooting Post-Installation Configuration Problems     31 References     32 Part II Desktop Ubuntu 2  Working with Unity     33 Foundations and the X Server     33   Basic X Concepts     34   Using X     35   Elements of the xorg.conf File     36   Starting X     41   Using a Display Manager     41   Changing Window Managers     42 Using Unity, a Primer     42   The Desktop     43   Customizing and Configuring Unity     48 Power Shortcuts     49 References     50 3  On the Internet     51 Getting Started with Firefox     52 Checking Out Google Chrome and Chromium     53 Choosing an Email Client     55   Mozilla Thunderbird     56   Evolution     56   Other Mail Clients     57 RSS Readers     58   Firefox     58   Liferea     58 Instant Messaging and Video Conferencing with Empathy     59 Internet Relay Chat     60 Usenet Newsgroups     62 Ubuntu One Cloud Storage     64 References     64 4  Productivity Applications     65 Introducing LibreOffice     67 Other Office Suites for Ubuntu     69   Working with GNOME Office     69     Working with KOffice     70 Other Useful Productivity Software     71   Working with PDF     71   Working with XML and DocBook     71   Working with LaTeX     73 Productivity Applications Written for Microsoft Windows     73 References     74 5  Multimedia Applications     75 Sound and Music     75   Sound Cards     76   Adjusting Volume     77   Sound Formats     78   Listening to Music     79   Buying Music in the Ubuntu One Music Store     81 Graphics Manipulation     83   The GNU Image Manipulation Program     83   Using Scanners in Ubuntu     85   Working with Graphics Formats     85   Capturing Screen Images     87 Using Digital Cameras with Ubuntu     88   Handheld Digital Cameras     88   Using Shotwell Photo Manager     88 Burning CDs and DVDs in Ubuntu     89   Creating CDs and DVDs with Brasero     89   Creating CDs from the Command Line     89   Creating DVDs from the Command Line     91 Viewing Video     94   TV and Video Hardware     94   Video Formats     95   Viewing Video in Linux     96   Personal Video Recorders     97   Video Editing     97 References     98 6  Other Ubuntu Interfaces     99 Desktop Environment     100 KDE and Kubuntu     101 Xfce and Xubuntu     102   LXDE and Lubuntu     103 GNOME3 and Gnobuntu     104 References     105 7  Games     107 Ubuntu Gaming     107   Installing Proprietary Video Drivers     108 Installing Games in Ubuntu     109   Warsow     110   Scorched 3D     110   Frozen Bubble     111   SuperTux     112   Battle for Wesnoth     112   Frets on Fire     114   FlightGear     114   Speed Dreams     114   Games for Kids     114   Commercial Games     115 Playing Windows Games     116 References     116 Part III  System Administration 8  Managing Software     119 Ubuntu Software Center     119 Using Synaptic for Software Management     120 Staying Up-to-Date     122 Working on the Command Line     123   Day-to-Day Usage     124   Finding Software     127 Compiling Software from Source     128   Compiling from a Tarball     128   Compiling from Source from the Ubuntu Repositories     129 Configuration Management     130   Dotdee     130   OneConf     131 References     131 9  Command-Line Quickstart     133 What Is the Command Line?     134 Accessing the Command Line     135   Text-Based Console Login     136   Logging Out     137   Logging In and Out from a Remote Computer     137 User Accounts     138 Reading Documentation     140   Using Man Pages      140   Using apropros     140   Using whereis     141 Understanding the Linux File System Hierarchy     141   Essential Commands in /bin and /sbin     142   Configuration Files in /etc     143   User Directories: /home     143   Using the Contents of the /proc Directory to Interact  with the Kernel     144     Working with Shared Data in the /usr Directory     145   Temporary File Storage in the /tmp Directory     146   Accessing Variable Data Files in the /var Directory     146 Navigating the Linux File System     146   Listing the Contents of a Directory with ls     146   Changing Directories with cd     148   Finding Your Current Directory with pwd     149 Working with Permissions     149   Assigning Permissions     150   Directory Permissions     151   Altering File Permissions with chmod     152   File Permissions with chgrp     153   Changing File Permissions with chown     153   Understanding Set User ID and Set Group ID Permissions     153 Working with Files     155   Creating a File with touch     155   Creating a Directory with mkdir     155   Deleting a Directory with rmdir     156   Deleting a File or Directory with rm     157   Moving or Renaming a File with mv     157   Copying a File with cp     158   Displaying the Contents of a File with cat     159   Displaying the Contents of a File with less     159   Using Wildcards and Regular Expressions     159 Working as Root     160   Understanding and Fixing sudo     160   Creating Users     164   Deleting Users     164   Shutting Down the System     165   Rebooting the System     166 Commonly Used Commands and Programs     166 References     167 10  Command-Line Master Class     169 Why Use the Command Line?     170 Using Basic Commands     171   Printing the Contents of a File with cat      172   Changing Directories with cd     173   Changing File Access Permissions with chmod     175   Copying Files with cp     175   Printing Disk Usage with du     176   Finding Files by Searching with find     177   Searches for a String in Input with grep     179   Paging Through Output with less     180   Creating Links Between Files with ln     182   Finding Files from an Index with locate     184   Listing Files in the Current Directory with ls     184   Reading Manual Pages with man     186   Making Directories with mkdir     187   Moving Files with mv     187   Listing Processes with ps     188   Deleting Files and Directories with rm     188   Printing the Last Lines of a File with tail     189   Printing Resource Usage with top     189   Printing the Location of a Command with which     191 Redirecting Output and Input     191 stdin, stdout, sdterr, and Redirection     193 Comparing Files     194   Finding Differences in Files with diff     194   Finding Similarities in Files with comm.     194 Combining Commands     195 Using Environment Variables     197 Using Common Text Editors     200   Working with nano     201   Working with vi     202   Working with emacs     203 Working with Compressed Files     204 Using Multiple Terminals with byobu     205 References     207 11  Managing Users     209 User Accounts     209   The Super User/Root User     210   User IDs and Group IDs     212   File Permissions     212 Managing Groups     213   Group Listing     213   Group Management Tools     214 Managing Users     216   User Management Tools     216   Adding New Users     218   Monitoring User Activity on the System     222 Managing Passwords     222   System Password Policy     222   The Password File     223   Shadow Passwords     224   Managing Password Security for Users     226   Changing Passwords in a Batch     227 Granting System Administrator Privileges to Regular Users     227   Temporarily Changing User Identity with the su Command      227   Granting Root Privileges on Occasion: The sudo Command     229 Disk Quotas     232   Implementing Quotas     233   Manually Configuring Quotas     233 Related Ubuntu Commands     234 References     235 12  Automating Tasks and Shell Scripting     237 Scheduling Tasks     237   Using at and batch to Schedule Tasks for Later     237   Using cron to Run Jobs Repeatedly     240 Basic Shell Control     242   The Shell Command Line     243   Shell Pattern-Matching Support     245   Redirecting Input and Output     246   Piping Data     247   Background Processing     247 Writing and Executing a Shell Script     248   Running the New Shell Program     249   Storing Shell Scripts for System-wide Access     250   Interpreting Shell Scripts Through Specific Shells     250   Using Variables in Shell Scripts     252   Assigning a Value to a Variable     252   Accessing Variable Values     253   Positional Parameters     253   A Simple Example of a Positional Parameter     253   Using Positional Parameters to Access and Retrieve Variables from the Command Line     254   Using a Simple Script to Automate Tasks     255   Built-In Variables     257   Special Characters     257   Using Double Quotes to Resolve Variables in Strings with Embedded Spaces     258   Using Single Quotes to Maintain Unexpanded Variables     259   Using the Backslash as an Escape Character     260   Using the Backtick to Replace a String with Output     260   Comparison of Expressions in pdksh and bash     261   Comparing Expressions with tcsh     266   The for Statement     270   The while Statement     271   The until Statement     273   The repeat Statement (tcsh)     274   The select Statement (pdksh)     274   The shift Statement     275   The if Statement     275   The case Statement     276   The break and exit Statements     278   Using Functions in Shell Scripts     279 References     280 13  The Boot Process     281 Running Services at Boot     281 Beginning the Boot Loading Process     282   Loading the Linux Kernel     283   System Services and Runlevels     284   Runlevel Definitions     284   Booting into the Default Runlevel     285   Understanding init Scripts and the Final Stage of Initialization     285   Controlling Services at Boot with Administrative Tools     286   Changing Runlevels     286   Troubleshooting Runlevel Problems     287 Starting and Stopping Services Manually     288 Using Upstart     289 References     290 14  System-Monitoring Tools     291 Console-Based Monitoring     291   Using the kill Command to Control Processes     293   Using Priority Scheduling and Control     294   Displaying Free and Used Memory with free     296   Disk Space     297   Disk Quotas     298 Graphical Process and System Management Tools     298   System Monitor     298   Conky     300   Other     305 KDE Process- and System-Monitoring Tools     305 Enterprise Server Monitoring     305   Landscape     306   Other     306 References     306 15  Backing Up     307 Choosing a Backup Strategy     307   Why Data Loss Occurs     308   Assessing Your Backup Needs and Resources     309   Evaluating Backup Strategies     311   Making the Choice     314 Choosing Backup Hardware and Media     314   Removable Storage Media     314   CD-RW and DVD+RW/-RW Drives     315   Network Storage     315   Tape Drive Backup     315   Cloud Storage     316 Using Backup Software     316   tar: The Most Basic Backup Tool     317   The GNOME File Roller     319   The KDE ark Archiving Tool     320   Déjà Dup     320   Back In Time     322   Unison     324   Using the Amanda Backup Application     324   Alternative Backup Software     325 Copying Files     326   Copying Files Using tar     326   Compressing, Encrypting, and Sending tar Streams     327   Copying Files Using cp     327   Copying Files Using mc     328   Using rsync     328 Version Control for Configuration Files     330   System Rescue     332   The Ubuntu Rescue Disc     333   Restoring the GRUB2 Boot Loader     333   Saving Files from a Nonbooting Hard Drive     333 References     334 16  Networking     335 Laying the Foundation: The localhost Interface     336   Checking for the Availability of the Loopback Interface     336   Configuring the Loopback Interface Manually     336 Checking Connections with ping, traceroute, and mtr     338 Networking with TCP/IP     340   TCP/IP Addressing     341   Using IP Masquerading in Ubuntu     343   Ports     344 IPv6 Basics     344 Network Organization     347   Subnetting     347   Subnet Masks     348   Broadcast, Unicast, and Multicast Addressing     348 Hardware Devices for Networking     349   Network Interface Cards     349   Network Cable     351   Hubs and Switches     352   Routers and Bridges     353   Initializing New Network Hardware     353 Using Network Configuration Tools     355   Command-Line Network Interface Configuration     356   Network Configuration Files     360   Using Graphical Configuration Tools     363 Dynamic Host Configuration Protocol     365   How DHCP Works     365   Activating DHCP at Installation and Boot Time     366   DHCP Software Installation and Configuration     367   Using DHCP to Configure Network Hosts     369   Other Uses for DHCP     371 Wireless Networking     371   Support for Wireless Networking in Ubuntu     371   Advantages of Wireless Networking     373   Choosing from Among Available Wireless Protocols     373 Beyond the Network and onto the Internet     374 Common Configuration Information     374 Configuring Digital Subscriber Line Access     376   Understanding PPP over Ethernet     376   Configuring a PPPoE Connection Manually     377 Configuring Dial-Up Internet Access     378 Troubleshooting Connection Problems     379 References     380 17  Remote Access with SSH and Telnet     381 Setting Up a Telnet Server     381 Telnet Versus SSH     383 Setting Up an SSH Server     383 SSH Tools     383   Using scp to Copy Individual Files Between Machines     384   Using sftp to Copy Many Files Between Machines     385   Using ssh-keygen to Enable Key-Based Logins     385 Virtual Network Computing     387 References     389 18  Securing Your Machines     391 Understanding Computer Attacks    391 Assessing Your Vulnerability     393 Protecting Your Machine     394   Securing a Wireless Network     395   Passwords and Physical Security     395   Configuring and Using Tripwire     396   Devices     397 Viruses     397 Configuring Your Firewall     398 AppArmor     401 Forming a Disaster Recovery Plan     403 References     404 19  Performance Tuning     405 Hard Disk     405   Using the BIOS and Kernel to Tune the Disk Drives     406   The hdparm Command     407   File System Tuning     408   The tune2fs Command     408   The e2fsck Command     409   The badblocks Command     409   Disabling File Access Time     409 Kernel     410 Apache     411 MySQL     412   Measuring Key Buffer Usage     412   Using the Query Cache     414   Miscellaneous Tweaks     415   Query Optimization     416 References     416 20  Kernel and Module Management     417 The Linux Kernel     418   The Linux Source Tree     419   Types of Kernels     421 Managing Modules     422 When to Recompile     424 Kernel Versions     425 Obtaining the Kernel Sources     426 Patching the Kernel     426 Compiling the Kernel     428   Using xconfig to Configure the Kernel     431   Creating an Initial RAM Disk Image     434 When Something Goes Wrong     435   Errors During Compile     435   Runtime Errors, Boot Loader Problems, and Kernel Oops     436 References     436 Part IV  Ubuntu as a Server 21  Sharing Files and Printers     439 Using the Network File System     440   Installing and Starting or Stopping NFS     440   NFS Server Configuration     440   NFS Client Configuration     442 Putting Samba to Work     443   Manually Configuring Samba with /etc/samba/smb.conf      444   Testing Samba with the testparm Command     447   Starting, Stopping, and Restarting the smbd Daemon     448   Mounting Samba Shares     449   Configuring Samba Using SWAT     450 Network and Remote Printing with Ubuntu     453   Creating Network Printers     454   Using the Common UNIX Printing System GUI     456   Avoiding Printer Support Problems     458 References     460 22  Apache Web Server Management     461 About the Apache Web Server     461 Installing the Apache Server     462   Installing from the Ubuntu Repositories     463   Building the Source Yourself     464 Starting and Stopping Apache     467   Starting the Apache Server Manually     467   Using /etc/init.d/apache2     468 Runtime Server Configuration Settings     469   Runtime Configuration Directives     470   Editing apache2.conf      470   Apache Multiprocessing Modules     473   Using .htaccess Configuration Files     473 File System Authentication and Access Control     475   Restricting Access with allow and deny     476   Authentication     477   Final Words on Access Control     479 Apache Modules     480   mod_access     481   mod_alias     481   mod_asis     481   mod_auth     482   mod_auth_anon     482   mod_auth_dbm     482   mod_auth_digest     482   mod_autoindex     483   mod_cgi     483   mod_dir and mod_env     483   mod_expires     483   mod_headers     483   mod_include      484   mod_info and mod_log_config     484   mod_mime and mod_mime_magic     484   mod_negotiation     484   mod_proxy     484   mod_rewrite      484   mod_setenvif     485   mod_speling     485   mod_status      485   mod_ssl      485   mod_unique_id     485   mod_userdir     485   mod_usertrack     485   mod_vhost_alias     485 Virtual Hosting     486   Address-Based Virtual Hosts     486   Name-Based Virtual Hosts     486 Logging     488 References     490 23  Other HTTP Servers     491 Nginx     491 Lighttpd     493 Yaws     494 Cherokee     494 Jetty     495 Thttpd     . 495 Apache Tomcat     496 References     496 24  Remote File Serving with FTP     497 Choosing an FTP Server     497   Choosing an Authenticated or Anonymous Server     498   Ubuntu FTP Server Packages     498   Other FTP Servers     498 Installing FTP Software     499 The FTP User     500 Configuring the Very Secure FTP Server     502   Controlling Anonymous Access     503   Other vsftpd Server Configuration Files     504 Using the ftphosts File to Allow or Deny FTP Server Connection     505 References     506 25  Handling Email     507 How Email Is Sent and Received     507   The Mail Transport Agent      508   Choosing an MTA     510   The Mail Delivery Agent     510   The Mail User Agent     511 Basic Postfix Configuration and Operation     512   Configuring Masquerading     514   Using Smart Hosts     515   Setting Message Delivery Intervals     515   Mail Relaying     516   Forwarding Email with Aliases     516 Using Fetchmail to Retrieve Mail     517   Installing Fetchmail     517   Configuring Fetchmail     517 Choosing a Mail Delivery Agent      521   Procmail     521   Spamassassin     521   Squirrelmail     522   Virus Scanners     522   Autoresponders     522 Alternatives to Microsoft Exchange Server     522   Microsoft Exchange Server/Outlook Client     523   CommuniGate Pro     523   Oracle Beehive     524   Bynari     524   Open-Xchange     524   Phpgroupware     524   PHProjekt     524   Horde     524 References     525 26  Proxying, Reverse Proxying, and Virtual Private Networks (VPN)     527 What Is a Proxy Server?     527 Installing Squid     528 Configuring Clients     528 Access Control Lists     529 Specifying Client IP Addresses     533 Sample Configurations     534 Virtual Private Networks (VPN)     536   Setting Up a VPN Client     537   Setting Up a VPN Server     539 References     541 27  Administering Relational Database Services     543 A Brief Review of Database Basics     544   How Relational Databases Work     545   Understanding SQL Basics     547   Creating Tables     548   Inserting Data into Tables     549   Retrieving Data from a Database     550 Choosing a Database: MySQL Versus PostgreSQL     552   Speed     552   Data Locking     552   ACID Compliance in Transaction Processing to Protect Data Integrity     553   SQL Subqueries     554   Procedural Languages and Triggers     554 Configuring MySQL     554   Setting a Password for the MySQL Root User     555   Creating a Database in MySQL     556 Configuring PostgreSQL     558   Initializing the Data Directory in PostgreSQL     558   Creating a Database in PostgreSQL     559   Creating Database Users in PostgreSQL     559   Deleting Database Users in PostgreSQL     560   Granting and Revoking Privileges in PostgreSQL     561 Database Clients     561   SSH Access to a Database     562   Local GUI Client Access to a Database     563     Web Access to a Database     563   The MySQL Command-Line Client     564   The PostgreSQL Command-Line Client     566   Graphical Clients     566 References     567 28  NoSQL Databases     569 Key/Value Stores     571   Berkeley DB     572   Cassandra     572   Memcached and MemcacheDB     573   Redis     573   Riak     574 Document Stores     574   CouchDB     575   MongoDB     575   BaseX     576 Wide Column Stores     576   BigTable     577   HBase     577 Graph Stores     577   Neo4j     578   OrientDB     578   HyperGraphDB     578   FlockDB     578 References     579 29  Lightweight Directory Access Protocol (LDAP)     581 Configuring the Server     582   Creating Your Schema     582   Populating Your Directory     584 Configuring Clients     586   Evolution     586   Thunderbird     587 Administration     587 References     588 30  Linux Terminal Server Project (LTSP)     589 Requirements     590 Installation     593 Using LTSP     594 References     595 31  Virtualization on Ubuntu     597 KVM     599 VirtualBox     603 VMware     605 Xen     605 References     605 32  Ubuntu in the Cloud     607 Why a Cloud?     608   Software as a Service (SaaS)     609   Platform as a Service (PaaS).     609   Infrastructure as a Service (IaaS)     609   Metal as a Service (MaaS)     609   Before You Do Anything     610 Ubuntu Cloud and Eucalyptus     610   Deploy/Install Basics: Public or Private?     612   Public     612   Private     613   A euca2ools Primer     616 Ubuntu Cloud and OpenStack     618   Compute Infrastructure (Nova)     618   Storage Infrastructure (Swift)     619   Imaging Service (Glance)     619   Installation     619   Creating an Image     629   Instance Management     632   Storage Management     633   Network Management     633   An OpenStack Commands Primer     634   Learning More     634 Juju     634   Getting Started     635   Charms     638 Landscape     640 References     640 33  Managing Sets of Servers     641 Juju    641 Puppet     642 Chef    642 CFEngine    643 Landscape    643 References     643 Part V Programming Linux 34  Opportunistic Development     645 Version Control Systems     646   Managing Software Projects with Subversion     646   Managing Software Projects with Bazaar     647   Managing Software Projects with Mercurial     648   Managing Software Projects with Git     649 Introduction to Opportunistic Development     650 Launchpad     651 Quickly     653 Ground Control     657 Bikeshed and Other Tools     661 References     663 35  Helping with Ubuntu Development     665 Introduction to Ubuntu Development     666 Setting Up Your Development System     667   Install Basic Packages and Configure    667   Create a Launchpad Account     668   Set Up Your Environment to Work with Launchpad     668 Fixing Bugs and Packaging     670 Finding Bugs to Fix with Harvest     673 Masters of the Universe     673 References     673 36  Helping with Ubuntu Testing and QA     675 Community Teams     675   Ubuntu Testing Team     676   QA Team     676 Bug Squad     677 Test Drive     677 References     680 37  Using Perl     681 Using Perl with Linux     . 681   Perl Versions     682   A Simple Perl Program     682 Perl Variables and Data Structures     684   Perl Variable Types     685   Special Variables     685 Operators     686   Comparison Operators     686   Compound Operators     687   Arithmetic Operators     687   Other Operators     688   Special String Constants     688 Conditional Statements: if/else and unless     689   If.     689   unless     690 Looping     690   For     690   Foreach     691   While     691   until      692   last and next     692   do ... while and do ... until     692 Regular Expressions     693 Access to the Shell     694 Modules and CPAN     695 Code Examples     695   Sending Mail     695   Purging Logs     697   Posting to Usenet     698   One-Liners     699   Command-Line Processing     700 References     700 38  Using Python     703 Python on Linux     704 The Basics of Python     705   Numbers     705   More on Strings     707   Lists     710   Dictionaries     712   Conditionals and Looping     713 Functions      715 Object Orientation     716   Class and Object Variables     717   Constructors and Destructors     718   Class Inheritance     719 The Standard Library and the Python Package Index     721 References     721 39  Using PHP     723 Introduction to PHP     724   Entering and Exiting PHP Mode     724   Variables     724   Arrays     726   Constants     728   References     728   Comments     729   Escape Sequences     729   Variable Substitution     730   Operators     731   Conditional Statements     733   Special Operators     734   Switching     735   Loops     737   Including Other Files     739 Basic Functions     740   Strings     740   Arrays     743   Files     745   Miscellaneous     747 Handling HTML Forms     751 Databases     751 References     754 40   C/C++ Programming Tools for Ubuntu     755 Programming in C with Linux    756 Using the C Programming Project Management Tools Provided with Ubuntu    757   Building Programs with make    757   Using Makefiles    757   Using the autoconf Utility to Configure Code    759   Debugging Tools    760 Using the GNU C Compiler    761 Graphical Development Tools    762   Using the KDevelop Client    762   The Glade Client for Developing in GNOME    763 References    764 41  Using Other Popular Programming Languages     767 Ada     768 Clojure     768 COBOL     769 Erlang     770 Forth     770 Go     771 Fortran     771 Groovy     771 Haskell     772 Java     772 JavaScript     772 Lisp     773 Lua     773 Mono     774 Ruby     774 Rust     775 Scala     775 Scratch     776 Vala     776 References     776 42  Beginning Mobile Development for Android     779 Introduction to Android     780   Hardware     780   Linux Kernel     780   Libraries     780   Android Runtime     780   Application Framework     780   Applications     781 Installing the Android SDK     781   Install Java     781   Install Eclipse     781   Install the SDK     781   Install the ADT Eclipse Plug-In     782   Install Other Components     782  Install Virtual Devices     783 Create Your First Application     784 References     785 Part VI Appendices A  Ubuntu Under the Hood     787 What Is Linux?     787 Why Use Linux?     788 What Is Ubuntu?     790 Ubuntu for Business      791 Ubuntu in Your Home     792 64-Bit Ubuntu     793 Getting the Most from Ubuntu and Linux Documentation     793 Ubuntu Developers and Documentation     795 References     795 B  Ubuntu and Linux Internet Resources     797 Websites and Search Engines     798   Web Search Tips     798   Google Is Your Friend     799   Ubuntu Package Listings     799   Certification     799   Commercial Support     800   Documentation     800   Linux Guides     800   Ubuntu     801   Mini-CD Linux Distributions     801   Various Intel-Based Linux Distributions     802   PowerPC-Based Linux Distributions     802   Linux on Laptops and PDAs     802   The X Window System     803 Usenet Newsgroups     803 Mailing Lists     804   Ubuntu Project Mailing Lists     805 Internet Relay Chat     805 Index     807

About the Author :
Matthew Helmke is an active member of the Ubuntu community. He served from 2006 to 2011 on the Ubuntu Forum Council, providing leadership and oversight of the Ubuntu Forums ( www.ubuntuforums.org ), and spent two years on the Ubuntu regional membership approval board for Europe, the Middle East, and Africa. He has written about Ubuntu for several magazines and websites, is a lead author of The Official Ubuntu Book, and coauthored The VMware Cookbook. He works as a senior technical writer for Pearson North America’s Assessment and Information division, documenting assessment software. Matthew first used Unix in 1987 while studying LISP on a Vax at the university. He has run a business using only free and open source software, has consulted, and has a master’s degree in Information Resources and Library Science from the University of Arizona. You can find out more about Matthew at matthewhelmke.com or drop him a line with errata or suggestions at matthew@matthewhelmke.com . Andrew Hudson is a freelance journalist who specializes in writing about Linux. He has significant experience in Red Hat and Debian-based Linux distributions and deployments and can often be found sitting at his keyboard tweaking various settings and config files just for the hell of it. He lives in Wiltshire, which is a county of England, along with his wife, Bernice, and their son, John. Andrew does not like Emacs. Paul Hudson is a recognized expert in open-source technologies. He is also a professional developer and full-time journalist for Future Publishing. His articles have appeared in MacFormat, PC Answers, PC Format, PC Plus, and Linux Format . Paul is passionate about free software in all its forms and uses a mix of Linux and BSD to power his desktops and servers. Paul likes Emacs.