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SDZ Podcast Episode 5 – Core Packages, Java Standard Libraries

Java Standard Libraries Part One Core packages are the java.package packages. RSS feed is http://arksoft.libsyn.com/rss Also see OOP and Java and Behavior, Code Blocks, Modules, Program Logic What I talk about Other types of classes, Error assert keyword and AssertionError can turn off with compiler option debugging using System.out.println(); serializable keyword Also, need to explain that you do not have to extend an abstract class to use its static members. Also, it’s a compile-time error to try to have an abstract static method or member. explain java arrays, no 2 dimensioned arrays, only arrays of arrays java, javax, and org Core Packages java applet applet is a java.awt.Panel start, stop, init, destroy methods to play sound methods for loading images other utilit...

SDZ Podcast Episode 2, What is a Java Application, Class and Object

Java Applications, Classes and Objects. Classes and Objects are the basis for all Java Programs. RSS feed is http://arksoft.libsyn.com/rss In this episode I give you a lot of meat to digest. I talk about What is a Java Application How the JVM starts up and loads classes How classes are unloaded. What is a Java Class and how are they Defined Class Header and Body and Types of Classes Fields and data types. Method Header and Body and Types of Methods Constructor Methods and the main method. Inheritance and Interfaces Encapsulation and information hiding. What is a Java Object How to instantiate an Object I forgot to talk about Garbage Collection so that will be in the beginning of the next episode. Casting objects to any of its parent types. Is-a and has-a relationships Pass by value vs pass...