Intelligentedu Free Computer and I.T. Books

Here are 40 eBooks covering Open Source technologies, including Linux, Bash, Apache, MySQL, Sendmail, PHP, and more.


Topics covered by these eBooks:

  - Linux
  - Linux Commands
  - Bash Shell Scripting
  - Apache Server
  - VPN
  - MySQL
  - PHP
  - Network Administration
  - Postfix
  - DNS
  - BIND
  - Sendmail
  - Web Database
  - LAMP
  - SMTP

Here are over 120 freely available Computer eBooks covering Programming, Network Security, Software, SQL, and Unix. These ebooks are in pdf and chm formats. Here is text format list of all of the ebooks hosted on this site.


Network Security
  - LDAP
  - SNMP
  - VPN
  - Wirelessisco

Programming
  - LAMP
  - Linux Programming
  - C Programming
  - C++ Programming
  - C Sharp (C#) Programming
  - Extreme Programming
  - Java Programming
  - Linux Shell Scripting
  - UML
  - XML
  - XSLT
  - Perl Programming
  - ASP
  - Multithreaded Programming
  - PHP
  - MySQL
  - Python Programming
  - Regular Expressions
 
Software
  - Samba
  - GCC
  - SSH, Secure Shell
  - Apache
  - Oracle DBA
  - Novell GroupWise
  - Snort
  - Motif

SQL
  - SQL Performance and Tuning
  - MySQL Reference
  - PostgreSQL

Unix
  - Unix System Administration
  - Unix for Oracle DBAs
  - Unix Security
  - Solaris
  - NetBSD
  - FreeBSD
  - Linux Certification
  - Embedded Linux
  - Debian GNU Linux
  - Red Hat Linux
  - Linux Security
  - Linux Kernel
  - Linux on  IBM Mainframe
  - Linux System Administration

Technorati Tags: computer ebooks, programming ebooks, linux ebooks, c++ ebooks, c# ebooks

Here are two Java Programming Training Tutorials from Durham Univerisity. The first one teaches Java fundamentals and the steps for getting starting programming with Java. The second Java tutorial below shows you more Java programming features, such as providing a graphical user interface (GUI) in your applications, Java's Collections API, and writing Java applets for the web. These training documents are in pdf format.


Getting Started with Java Training Tutorial
This tutorial on Java shows you how to start programming and developing applications in the Java programming language. (398kb, 63 pages)

Contents:
1   Introduction
  1.1 What is Java?
  1.2 How is it executed?
  1.3 What are Java applications?
  1.4 What are Java applets?
  1.5 APIs 
  1.6 A digression: what is JavaScript?
2   Declarations, statements, input and output
  2.1 A simple Java program
  2.2 Primitive types
  2.3 Declarations and initializers
  2.4 Expressions
  2.5 Statements
    2.5.1 Blocks
    2.5.2 Conditional statements 
    2.5.3 Looping statements 
    2.5.4 Other control statements
  2.6 Objects
    2.6.1 Reference variables 
    2.6.2 Creating an object
    2.6.3 Referring to the fields of an object
    2.6.4 Applying methods to an object
    2.6.5 Copying objects 
    2.6.6 Comparing objects
    2.6.7 The value null 
    2.6.8 Garbage collection
  2.7 Arrays
    2.7.1 Introduction 
    2.7.2 An array of integers 
    2.7.3 An array of points
    2.7.4 Flexible arrays 
    2.7.5 Even more flexible arrays
  2.8 Methods
  2.9 Output and input 
    2.9.1 Attaching an output stream 
    2.9.2 Outputting values to the output stream 
    2.9.3 Closing a file 
    2.9.4 Attaching an input stream 
    2.9.5 Reading a line of characters 
    2.9.6 Reading a value 
    2.9.7 Handling more than one data item per line 
    2.9.8 Flushing the output 
    2.9.9 Dealing with java.io.IOException 
    2.9.10 JDK Version 1.0.x                                                                                  i
3    Handling strings 
   3.1 Creating an object of the class String 
   3.2 Applying methods to a String object 
   3.3 The exception StringIndexOutOfBoundsException 
   3.4 Changing a String object 
   3.5 Copying String objects
   3.6 String concatenation 
   3.7 A program that uses these ideas about Strings
   3.8 The class StringBuffer 
4    Using classes for data abstraction 
   4.1 Introduction 
   4.2 Using a class declaration to define your own type
   4.3 A class called Date 
   4.4 Stage A: providing a primitive version of the class Date 
   4.5 Stage B: adding a constructor and a method declaration  
     4.5.1 Stage B1: adding a constructor declaration 
     4.5.2 Stage B2: using a method to display the value of an object 
   4.6 Grouping fields and methods together to implement a type 
   4.7 Stage C: hiding fields, providing access methods and toString 
     4.7.1 Stage C1: hiding the fields and accessing them using methods 
     4.7.2 Stage C2: using toString instead of display 
     4.7.3 Using the default version of toString
   4.8 Stage D: providing class variables, class methods and class constants 
   4.9 Stage E: the final version of the Date class 
     4.9.1 Stage E1: the text of the final version of the Date class 
     4.9.2 Stage E2: providing other constructors
     4.9.3 Stage E3: defining a method called equals 
     4.9.4 Stage E4: adding hashCode (to help with using collections) 
     4.9.5 Stage E5: using the new version of the Date class 
   4.10 The role of a class 
5    Another example of data abstraction: the class Person 
   5.1 A class called Person 
   5.2 Using the class Person 
6    Grouping classes into packages
   6.1 Package declarations 
   6.2 Setting the CLASSPATH 
   6.3 It’s a small world: how can unique names be generated? 
   6.4 Compiling from a private directory into one that is visible from the WWW 
7    Object-oriented programming 
   7.1 Introduction 
   7.2 Using inheritance to form a subclass 
   7.3 A class called Student 
   7.4 Package members and protected members
   7.5 Method overriding 
   7.6 Using the class Student 
   7.7 Dynamic binding 
   7.8 Inheritance should be used for is-a relationships 
8    Another example of OO programming: 2D shapes 
   8.1 The class Shape 
  8.2  The class Circle 
  8.3  The class Rectangle 
  8.4  Using the class Shape and its subclasses
9   Exception handling
  9.1 What is exception handling? 
  9.2 Altering Date to deal with invalid dates 
10 Interfaces 
  10.1 What is an interface? 
  10.2 Producing classes that conform to an interface 
  10.3 Using interfaces 
  10.4 Other points 
11 Starting another thread 
  11.1 The class java.lang.Thread 
  11.2 Deriving the class ClockStdout from java.lang.Thread 
  11.3 Using the class ClockStdout in the UseClockStdout program 
  11.4 Using synchronized for accessing a variable from different threads 
12 Other information about Java
  12.1 ITS Guide 108 Advanced Java 
  12.2 Primary resources 
  12.3 Important secondary resources 
  12.4 Books 


Advanced Java Training Tutorial
This training guide demonstrates further Java topics. It is 275kb in size and 38 pages in length. It teaches you the following:

• how to write Java applications containing graphical user interfaces (GUIs)
• how to manage data collections using the List, Set and Map interfaces of Java's Collections API
• how to code Java applets, which are applications that run inside a browser

Contents:
1   Introduction
2   Providing a graphical user interface (GUI)
  2.1 APIs for producing GUIs
  2.2 What the Swing API includes and how it is organised 
  2.3 A simple example of a GUI 
  2.4 Stage A: obtaining the current date and time
  2.5 Stage B: creating a window 
  2.6 Stage C: adding GUI components to the window
  2.7 Stage D: responding to a click of the button 
  2.8 Stage E: altering the JTextField component 
  2.9 Stage F: closing the window
  2.10 Conclusion 
3   The Collections API 
  3.1 An introduction to the Collections API
  3.2 The interface List and the classes ArrayList and LinkedList
  3.3 Using the Iterator interface
  3.4 The methods contains, indexOf, lastIndexof and remove
  3.5 An example of a complete program that manipulates a list 
  3.6 Conclusion 
4   Writing applets (for use with the WWW) 
  4.1 Using HTML to code WWW pages 
  4.2 Getting Java bytecodes executed when a WWW page is visited 
  4.3 Deriving from Applet instead of declaring a main method 
  4.4 Dealing with the different versions of the Java platform 
  4.5 Using appletviewer when developing Java applets 
  4.6 The lifecycle of a Java applet
  4.7 Overriding the init method 
  4.8 Restrictions imposed on Java applets 
  4.9 Reworking an application as an applet: GetDateApplet
  4.10 Producing code that can be used either as an application or an applet 
  4.11 Using the Java archive tool
5   Other information about Java

Free Electrons believes in the usefulness and strong potential of Free Software and open standards in embedded systems and handheld devices. To support the open source embedded and handheld development community, they offer the following free Embeded Linux Training Content and Articles. Also take a look at their community page for more free resources, such as development tools, technical videos, software demonstrations, and howto documents.


Free Embedded Linux Training Materials

Introduction to Unix and GNU / Linux (1 day)
Getting familiar with Unix and GNU / Linux, in particular with the command line interface.

Embedded Linux kernel and driver development (3 to 4 days)
Getting familiar with the Linux kernel and device driver development.

Free Software tools for embedded systems (1 day)
Learning some of the most popular and useful Free Software tools for creating embedded systems.

Audio in embedded Linux systems (1/2 day)
Introduction training to audio in embedded Linux systems.

Multimedia in embedded Linux systems (1/2 day)
Introduction training to graphics and video in embedded Linux systems.


Embedded Linux Presentations and Articles

Linux USB drivers
Understanding and developing Linux USB drivers

Advantages of Free Software and Open Source in embedded systems
Reasons for choosing Free Software and Open Source solutions for embedded system makers and users

Embedded Linux optimizations
Optimizing the Linux kernel and applications for speed, size, RAM, power and cost.

Embedded Linux From Scratch... in 40 minutes!
Building a minimalist embedded system with a web interface from the ground up within 40 minutes.

Real time in embedded Linux systems
Solutions to add real-time behavior to embedded Linux systems.

Introduction to uClinux
Linux on microcontrollers: processors without a Memory Management Unit (MMU).

Linux on TI OMAP processors
Status, resources, links and tools for using Linux on TI OMAP processors

Free software development tools
Source automation, source browsers, code checkers, profilers...

Java in embedded Linux systems 
An overview of Java solutions for embedded Linux systems

What's new in Linux 2.6?
An overview of changes in Linux 2.6.

How to port Linux on a new PDA
Guidelines, resources and references for porting GNU / Linux on a new PDA.

GNU / Linux and Free Software - An Introduction
An introduction to Free Software and Open Source operating systems and applications. Licenses, successful projects and rules.

Linux and Ecology
Contribution to the Linux Ecology HOWTO, with experience from embedded Linux system development.

Linux Tiny
Introduction to the Linux Tiny project. Facts, achievements and future work

Technorati Tags: embedded linux, embedded linux training, embedded linux articles, linux handheld development, embedded linux programming

Here is a free Linux security ebook, titled Securing and Optimizing Linux: The Ultimate Solution, v2.0, from openna.com. Each chapter and section of this book are written so you can read without needing to read previous or other chapters of the book. Using this ebook, you'll learn how to set up a Linux server that is configured with all of the security and optimization needed for a high performance Linux environment. It covers in detail several ways to configure tasks' security and optimization. The Linux security topics covered by this book were gathered from hard-to-find articles and how-to guides. (6.2mb, 876 pages, pdf)


Contents of Securing and Optimizing Linux ebook:
 Part I Installation Related Reference
  - Chapter 1   Introduction
  - Chapter 2   Installing a Linux Server
Part II Security and Optimization Related Reference
  - Chapter 3   General System Security
  - Chapter 4   Linux Pluggable Authentication Modules
  - Chapter 5   General System Optimization
  - Chapter 6   Kernel Security & Optimization
Part III Networking Related Reference
  - Chapter 7   TCP/IP Network Management
  - Chapter 8   Firewall IPTABLES Packet Filter
  - Chapter 9   Firewall IPTABLES Masquerading & Forwarding
Part IV Cryptography & Authentication Related Reference
  - Chapter 10  GnuPG
  - Chapter 11  OpenSSL
  - Chapter 12  OpenSSH
Part V Monitoring & System Integrity Related Reference
  - Chapter 13  sXid
  - Chapter 14  Logcheck
  - Chapter 15  PortSentry
  - Chapter 16  Tripwire
  - Chapter 17  Xinetd
Part VI Management & Limitation Related Reference
  - Chapter 18  Quota
Part VII Domain Name System Related Reference
  - Chapter 19  ISC BIND/DNS
Part VIII Mail Transfer Agent Related Reference
  - Chapter 20  Sendmail
  - Chapter 21  qmail
Part IX Internet Message Access Protocol Related Reference
  - Chapter 22  UW IMAP
Part X Database Server Related Reference
  - Chapter 23    MySQL
  - Chapter 24    PostgreSQL
  - Chapter 25    OpenLDAP
Part XI Gateway Server Related Reference
  - Chapter 26    Squid
  - Chapter 27    FreeS/WAN VPN
Part XII Other Server Related Reference
  - Chapter 28    Wu-ftpd
  - Chapter 29    Apache
  - Chapter 30    Samba
Part XIII Backup Related Reference
  - Chapter 31    Backup & restore procedures
Part XIII Appendixes
  - Appendix A: Tweaks, Tips and Administration Tasks
  - Appendix B: Contributor Users
  - Appendix C: Obtaining Requests for Comments (RFCs)
  - Appendix D: Port list