List of Listings

Chapter 2: Making Ubuntu Usable

Listing 2-1: Script to Change Background Color with Load

Listing 2-2: Script to Change "Special" Emblems to "Important"

Chapter 3: Configuring Devices

Listing 3-1: Sample LKM Queries and Management

Listing 3-2: Directory Contents of /etc/rc6.d

Listing 3-3: Very Simple Backup Script: /usr/local/bin/backup2disk-full

Listing 3-4: /usr/bin/run_gimp

Chapter 4: Managing Software

Listing 4-1: Sample Entries from an /etc/apt/source.list

Listing 4-2: Sample Contents from /var/log/dpkg.log

Listing 4-3: Replacement /usr/local/bin/apt-get for Logging Results

Chapter 6: Collaborating

Listing 6-1: Example of a /etc/exports File

Listing 6-2: Sample Export Directories for /etc/samba/smb.conf

Listing 6-3: Sample $HOME/.vnc/xstartup with Different Desktops

Listing 6-4: Sample VMX Configuration File: disk.vmx

Chapter 7: Tuning Processes

Listing 7-1: Sample Listing of Running Processes from ps -ef

Listing 7-2: Installing and Using iostat

Listing 7-3: Viewing Shared Memory Allocation

Chapter 8: Multitasking Applications

Listing 8-1: Using xclip to Create Three Additional Clipboards

Listing 8-2: Simple convert2text Script to Convert Files to Text

Chapter 9: Getting Graphical with Video Bling

Listing 9-1: Script to Test a Screen Resolution

Listing 9-2: The setbg Script for Taking Hacking Ubuntu Screen Shots

Listing 9-3: A Sample Xdmx Configuration File (xdmx.conf)

Listing 9-4: Sample Startup Script for Xdmx with a Window Manager

Listing 9-5: A Sample Synergy Configuration File (synergy.conf) with Three Systems

Chapter 10: Locking Down Ubuntu

Listing 10-1: The Default /etc/sudoers File

Listing 10-2: Generating GPG Public and Private Keys

Listing 10-3: Setting the Trust Level

Listing 10-4: /etc/init.d/cleantmp for Cleaning Temporary Directories

Chapter 11: Advanced Networking

Listing 11-1: Sample /etc/network/interfaces

Listing 11-2: Example iwlist Scan

Listing 11-3: Sample /etc/wpa_supplicant.conf File

Listing 11-4: The /etc/init.d/iptables Startup Script

Listing 11-5: Sample /etc/ipsec-tools.conf