Author: Prasad Kharkar

Prasad Kharkar is a java enthusiast and always keen to explore and learn java technologies. He is SCJP,OCPWCD, OCEJPAD and aspires to be java architect.

what are hashcodes ?

What is hashcode exactly? Wikipedia defines then as follows. A hash function is an algorithm that maps data of variable length to data of fixed length. The values returned by hash functions are called hash values, hash codes, hash sums,…

The String Constant Pool

In the previous post, we have learned about string immutability. Another interesting thing about strings in java is The String Constant Pool. So what is it exactly? It is a special place where the collection of references to string objects…

String immutability in java

Hello all, In this tutorial we are going to learn something interesting about strings in java. The String immutability So what is it exactly? Instead of learning this part theoretically, I will write a program and you have to guess…