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I have written a lot of posts here into many categories and as the number of post grows, keeping track of them becomes harder. So I have provided a summary post for most of the categories where you can read them in the order for better understanding. This post is aimed to include all the summary posts and tutorials that you should go through to have clear understanding in that area.

java-collections-tutorial Java Collections Framework Tutorial Java Collections are one of the core frameworks of Java language. We use Collections almost in every application, this tutorial will explain Java Collections Framework in detail. Learn about collections framework interfaces, classes and algorithms in detail.

java-xml Java XML Tutorial XML is widely used technology to store or transport data and itís platform independent. Java provides various APIís to read, write or manipulate XML data. This tutorial explains about DOM Parser, SAX Parser, JDOM Parser, StAX Parser and misc xml tasks.

java-regular-expressions Java Regular Expression Tutorial A regular expression defines a pattern for a String. Regular Expressions can be used to search, edit or manipulate text. A tutorial covering java.util.regex package classes, regular expression symbols, metacharacters, quantifiers and capturing groups in detail with example.

JAVA-IO Java IO Tutorial Java IO package contains classes to work with Files, Stream data and File System. A comprehensive tutorial covering various aspects of Files, Directories, Create a File, Read a File, Write a File, Delete a File/Directory, RandomAccessFile, Temp File, ZIP and Unzip File/Directory, GZIP and Serialization/Deserialization examples. java-thread-tutorial Java Thread Tutorial Java Thread tutorial explains difference between Process and Thread, how we can create Thread by extending Thread class or implement Runnable interface, important methods of Thread class, different states of Thread, Thread safety and Synchronization, how to get thread dump in java, deadlock situation and how to analyze and avoid it, Timer Thread, Daemon Thread, ThreadLocal implementation, Producer-Consumer problem, Thread Pool, Executors framework and Callable interface returning value from thread execution. Java-logging-api Java Logging API Tutorial Java Logging API was introduced in Java 1.4, a complete tutorial explaining Logger class, different Logging Levels, different Logging Handlers, Logging Formatters, Log Manager and Logging configuration property files.

Java Annotations Tutorial Learn about the Java annotations and the benefits of using annotations. The post explains java built-in annotations, how to create custom annotations, meta annotations and how we can parse annotations of a class using Reflection API. Java Generics Tutorial Generics was introduced in Java 5 to remove type-casting in using Collection classes and to provide means for type checking at compile time. We can use Generics to create generic type interface and classes and we can use it with methods too. Learn about features of Generics in great detail in this extensive post.

Java Exception Handling We donít like exceptions but we always have to deal with them, great news is that Java Exception handling framework is very robust and easy to understand and use. Check out the post to learn about Exception Handling and best practices to follow for better exception handling. Java Reflection Tutorial Reflection is a very powerful API and used in almost all the Java, J2EE frameworks like Spring, Hibernate, JUnit and Tomcat. Itís one of the advance topics of core java and used in framework implementations, check out this post to learn about Java Reflection API with a lot of examples. Java Design Patterns Design Patterns provide a standard solution for common software development recurring problems. There are 22 design patterns in java divided into three categories Ė creational, structural and behavioral design patterns. Check out the post to learn about these design patterns, their intent and how to implement them with an example.

JDBC Tutorial Java DataBase Connectivity (JDBC) API provides industry standard and database independent connectivity to work with relational databases. A comprehensive post with 12 tutorials explaining different aspects of JDBC API, DataSource and JDBC integration with Spring Framework. java-servlet-jsp-tutorial

Servlet JSP Tutorial Servlet and JSP are the at the heart of Java EE. All the Java EE frameworks are built on top of Servlets and JSPs. A comprehensive post with more than 20 tutorials to help you learn Servlets and JSPs backed with example programs. struts2-tutorial Struts 2 Tutorial Struts2 is one of the widely used web application framework. Itís built on top of WebWork and Struts1 and provides flexibility in developing web application. Itís an industry standard MVC framework. The article lists out 20+ tutorials for Struts2 that you can read to learn about Struts2 in detail. All the examples are tested with Struts2 version 2.3.15.1 and most of the tutorials have attached projects that you can download for better understanding. spring-tutorial

java-regular-expressions Java Regular Expression Tutorial A regular expression defines a pattern for a String. Regular Expressions can be used to search, edit or manipulate text. A tutorial covering java.util.regex package classes, regular expression symbols, metacharacters, quantifiers and capturing groups in detail with example.

JAVA-IO Java IO Tutorial Java IO package contains classes to work with Files, Stream data and File System. A comprehensive tutorial covering various aspects of Files, Directories, Create a File, Read a File, Write a File, Delete a File/Directory, RandomAccessFile, Temp File, ZIP and Unzip File/Directory, GZIP and Serialization/Deserialization examples. java-thread-tutorial Java Thread Tutorial Java Thread tutorial explains difference between Process and Thread, how we can create Thread by extending Thread class or implement Runnable interface, important methods of Thread class, different states of Thread, Thread safety and Synchronization, how to get thread dump in java, deadlock situation and how to analyze and avoid it, Timer Thread, Daemon Thread, ThreadLocal implementation, Producer-Consumer problem, Thread Pool, Executors framework and Callable interface returning value from thread execution. Java-logging-api Java Logging API Tutorial Java Logging API was introduced in Java 1.4, a complete tutorial explaining Logger class, different Logging Levels, different Logging Handlers, Logging Formatters, Log Manager and Logging configuration property files.

Java Annotations Tutorial Learn about the Java annotations and the benefits of using annotations. The post explains java built-in annotations, how to create custom annotations, meta annotations and how we can parse annotations of a class using Reflection API. Java Generics Tutorial Generics was introduced in Java 5 to remove type-casting in using Collection classes and to provide means for type checking at compile time. We can use Generics to create generic type interface and classes and we can use it with methods too. Learn about features of Generics in great detail in this extensive post.

Java Exception Handling We donít like exceptions but we always have to deal with them, great news is that Java Exception handling framework is very robust and easy to understand and use. Check out the post to learn about Exception Handling and best practices to follow for better exception handling. Java Reflection Tutorial Reflection is a very powerful API and used in almost all the Java, J2EE frameworks like Spring, Hibernate, JUnit and Tomcat. Itís one of the advance topics of core java and used in framework implementations, check out this post to learn about Java Reflection API with a lot of examples. Java Design Patterns Design Patterns provide a standard solution for common software development recurring problems. There are 22 design patterns in java divided into three categories Ė creational, structural and behavioral design patterns. Check out the post to learn about these design patterns, their intent and how to implement them with an example.

java-regular-expressions Java Regular Expression Tutorial A regular expression defines a pattern for a String. Regular Expressions can be used to search, edit or manipulate text. A tutorial covering java.util.regex package classes, regular expression symbols, metacharacters, quantifiers and capturing groups in detail with example.

JAVA-IO Java IO Tutorial Java IO package contains classes to work with Files, Stream data and File System. A comprehensive tutorial covering various aspects of Files, Directories, Create a File, Read a File, Write a File, Delete a File/Directory, RandomAccessFile, Temp File, ZIP and Unzip File/Directory, GZIP and Serialization/Deserialization examples. java-thread-tutorial Java Thread Tutorial Java Thread tutorial explains difference between Process and Thread, how we can create Thread by extending Thread class or implement Runnable interface, important methods of Thread class, different states of Thread, Thread safety and Synchronization, how to get thread dump in java, deadlock situation and how to analyze and avoid it, Timer Thread, Daemon Thread, ThreadLocal implementation, Producer-Consumer problem, Thread Pool, Executors framework and Callable interface returning value from thread execution. Java-logging-api Java Logging API Tutorial Java Logging API was introduced in Java 1.4, a complete tutorial explaining Logger class, different Logging Levels, different Logging Handlers, Logging Formatters, Log Manager and Logging configuration property files.

Java Annotations Tutorial Learn about the Java annotations and the benefits of using annotations. The post explains java built-in annotations, how to create custom annotations, meta annotations and how we can parse annotations of a class using Reflection API. Java Generics Tutorial Generics was introduced in Java 5 to remove type-casting in using Collection classes and to provide means for type checking at compile time. We can use Generics to create generic type interface and classes and we can use it with methods too. Learn about features of Generics in great detail in this extensive post.

Spring Tutorial Spring is the most widely used Java EE Web application framework. Itís built on the principles of Dependency Injection and Aspect Oriented Programming. Itís an open source framework and the best part is the different modules for integration with other frameworks, such as Spring ORM, Spring MVC etc. This article lists more than 20 tutorials I have written for different components of Spring framework. The articles are in the order and serves as a great resource for newbie as well as experienced ones. All the project comes with downloadable projects that you can use to learn more. Also the projects are tested with latest Spring 4 versions and provide XML as well as annotation based configuration details. struts2-tutorial Hibernate Tutorial Hibernate is the best Java ORM tool in the current market. Recently I have written a lot for hibernate framework. So this article is like an index of all the posts. You can go through these in sequence to learn hibernate from scratch. Most of these comes with downloadable projects that you can use to learn more. All the projects are tested with Hibernate 4 latest version. axis2

Apache Axis 2 Tutorial Apache Axis 2 is one of the widely used SOAP based web services framework. Learn how to use Apache Axis 2 to create SOAP based web services, complete tutorial with client program to test the web service. java-jersey-web-service

Jersey Restful Web Service Tutorial Jersey is open source JAX-RS implementation for building Restful Web Services. Learn how to use Jersey to create Restful web services with use of JAXB, Exception Handling approach and Jersey client program to test the web service. Memcached Tutorial Memcached Tutorial Memcached is Free & open source, high-performance, distributed memory object caching system. Memcached is used by almost all the major websites with huge data, for example YouTube, Wikipedia, Twitter etc. Learn how to install memcached server on Windows, Unix, Mac OS and CentOS operating systems and how to use itís Java and PHP API to connect to memcached server and use it as in-memory cache.

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