java learning ground

java-learning-ground

Download JDK from https://www.oracle.com/java/technologies/javase-downloads.html

Code > Compile > Package

Directly run from command line

• java hello.java

Compile and then run

• javac hello.java
• java hello

• javac hello.java
• jar cf hello.jar hello.class

To Do List

• Hello World
• Primitive or Built-in Data Types
• Print Formatting
• Loops (for, while, do-while, break, continue)
• Logic/Control (if-else, if-else-if, switch)
• Arrays
• Strings
• Functions
• Recursions
• Classes
• Objects
• Exceptions with Try, Catch and Finally
• User-defined Exceptions
• Date and Time

Advanced

• File and Input/Output
• Object Oriented Programming
• Graphics (2-D)
• JAR Packaging concept

References

• https://docs.oracle.com/javase/tutorial/java/index.html
• https://docs.oracle.com/javase/tutorial/java/concepts/index.html
• https://docs.oracle.com/javase/8/docs/api/java/awt/Graphics.html