Free C# Books

Sams Teach Yourself C# in 24 Hours
Sams Teach Yourself C# in 24 Hours from Sams reference library.

Data Structures and Algorithms with Object-Oriented Design Patterns in C#
Data Structures and Algorithms with Object-Oriented Design Patterns in C# is a free web book by Bruno R. Preiss. It covers topics like Foundational Data Structures, Data Types and Abstraction, Stacks, Queues, and Deques and Ordered Lists and Sorted Lists.

Dissecting a C# Application: Inside SharpDevelop
Learn advanced .NET programming techniques by getting an insiders' look at a complete application! SharpDevelop is a complete Integrated Development Environment, written in C#.

C# - The Basics
C# - The Basics by Vijay Mukhi is available online.

Visual Studio.Net with C#
Visual Studio.Net with C# by Vijay Mukhi is available online.

Free .NET books

Sams Teach Yourself Visual Studio .NET 2003 in 21 Days
Sams Teach Yourself Visual Studio .NET in 21 Days will help developers that are new to application development and experienced developers understand how to use the .NET Framework and Visual Studio .NET to rapidly develop any type of computer software.

COM and .NET Interoperability
COM and .NET Interoperability provides a complete overview on the process of building .NET applications which interact (interoperate) with existing COM code. This can be downloaded in Apress free book section.

CodeNotes for .NET
This edition of CodeNotes will review the core .Net architecture and then use code examples to help developers solve real-world problems, such as XML support, security and authentication, data access with ADO+, type development and parsing, string manipulation.

CodeNotes for J#
CodeNotes for J# will introduce you to the J# language and demonstrate how Java language syntax can be used inside the .NET framework. In addition to basic J# syntax, this book provides an introduction to Windows Forms, ASP.NET, and Web Services.

Crystal Reports for .NET
This will train you how to create reports in no time. Add reports to ASP.NET and Windows Forms. Use the Report Wizards to quickly create reports. Modify reports during runtime. Learn the report object models. Code listings in VB.NET.

Free Java books

Free Java Books, Free Java eBooks and Java books in pdf

Sams Teach Yourself Java 2 in 24 Hours
Sams Teach Yourself Java in 24 Hours is a step-by-step tutorial that teaches someone with no previous programming experience how to create simple Java programs and applets.

Thinking in Java, 3rd Edition
A great Java book by Bruce Eckel. It covers topics like Introduction to Objects, Controlling Program Flow, Reusing Classes, Error Handling with Exceptions and Java Programming Guidelines.

Data Structures and Algorithms with Object-Oriented Design Patterns in Java
Data Structures and Algorithms with Object-Oriented Design Patterns in Java is a free web book by Bruno R. Preiss. It covers topics like Foundational Data Structures, Data Types and Abstraction, Stacks, Queues, and Deques and Ordered Lists and Sorted Lists.

Introduction to Programming Using Java
Introduction to Programming Using Java by David J. Eck , the fifth edition of the free, on-line textbook on introductory programming, which uses Java as the language of instruction.

The Java Tutorial Third Edition
The Java Tutorial Third Edition is a complete beginners guide on Java Language. It covers topics like Learning the Java Language, Writing Applets, Essential Java Classes, Creating a User Interface and Custom Networking.

Free J2EE books

Mastering Enterprise JavaBeans 3.0
The best selling book Mastering EJB is now in its fourth edition and has been updated for EJB 3.0. This edition features chapters on session beans and message-driven beans, EJB-Java EE integration and advanced persistence concepts.

The J2EE Architect's Handbook
This book is written for technical architects and senior developers tasked with designing and leading the development of J2EE java applications.

Servlets and JavaServer Pages: The J2EE Technology Web Tier
Servlets and JSP the J2EE Web Tier is designed for developers of all levels. The book assumes a reader is familiar with HTML and the basics of Java. The book starts by covering how to installing a Servlet/JSP environment and what is in the JSP 2.0, Servlet 2.4, and JSTL 1.0 specifications.

Jakarta-Struts Live
Servlets and JSP the J2EE Web Tier is designed for developers of all levels. The book assumes a reader is familiar with HTML and the basics of Java. The book starts by covering how to installing a Servlet/JSP environment and what is in the JSP 2.0, Servlet 2.4, and JSTL 1.0 specifications.

Java Testing and Design
Java Testing and Design: From Unit Testing to Automated Web Tests teaches you a fast and efficient method to build production-worthy, scalable, and well performing Web-enabled applications.