Java Tutorials

Java Collections
Sorting Java Map by Key & Value
Java (List & Map) – Create, Populate, Iterate & Sort

Java IO
Java – Unzip Zip Files
Java – Convert String to InputStream
Java – Convert InputStream to String

Java JSON
GSON – Java JSON Library
Jackson – Java to JSON & JSON to Java

Java XML
Castor – Mapping Java Object to XML & XML to Object
XStream – Java Object to XML

Java PDF “iText”
iText – PDF Java Library
Java – iText PDF Table (Structure & Style)
iText – Convert HTML to PDF Using Java

Java Excel “Apache POI”
Apache POI – Java Read & Write Excel

Web & Servlet
Java Servlet 3.0 – @WebServlet
Java Servlet 3.0 Asynchronous Support
Java Servlet Send & Receive JSON Using jQuery.ajax()
Java Servlet – jQuery File Upload (multiple, drag&drop, progress…)
First Time Java API for WebSocket

Simple JUnit Testing
Testing Expected Exceptions (JUnit)

JDBC
Java + JDBC + MySQL

MyBatis
Java + myBatis + MySql

Hibernate
Hibernate (4.x) + MySQL (XML Configuration)

MongoDB + Java Simple Example
MongoDB + Java (Querying)
MongoDB + Java (MapReduce)

Installing Maven 3 on Windows

First Maven Project
How to Run “Execute” Java Main Class Using Maven Command
Create Web App Using Maven, Add Jetty Plugin & Convert to Eclipse

GAE + Google Cloud SQL + myBatis

Source: Hmkcode