Question

how to learn java by self study ?

Answer 1

I'd recommend familiarizing yourself with the concepts of object-oriented programming. are you familiar with any other languages?

nevertheless, there is a free online book that I have not used, but seems worthwhile: http://math.hws.edu/javanotes/

Answer 2

so i would recommend you book by Eckel B. Thinking in Java

Answer 3

You should check out the stanford course cs106 is an introduction to programming in java and its free, it on iTunes U

Answer 4

go here and download and install the jdk NOT jre for your os. www.oracle.com/technetwork/java/javase/.../index.html.
Then look for a program called jgrasp, which is a very basic ide. Then go back to the sun oracle website and check out the api and tutorials

Answer 5

a good place to try some basic coding exercises for java is CodingBat.com.

Answer 6

I've heard the Head First Java book is pretty good for people learning Java. Granted, it covers 1.5, not the latest version. I recently picked up Sam's Teach Yourself Java and am working through it.