title: How can I learn Oracle JDeveloper?
body: <p>How can I start programming in Oracle jdeveloper? I have a good understanding of concepts in Java and I have worked in Netbeans 6.8 IDE, but how to practice in JDeveloper? Is it difficult to begin on it ?</p>
  
  <p>I have a book of JDeveloper and tried more than once but  failed.</p>