Java:programmer's Boon

04/01/2020

DIFFERENCE BETWEEN HASHMAP AND HASHTABLE PLEASE COMMENT

26/08/2019

Great course please enroll if you want to learn git and github . It is free...!!!

Become an Expert in Git & GitHub by writing commands, learning theory, and taking quizzes. Learn Git today in 4 hours! - Free Course

31/05/2019

Learn distributed computing , messaging , fault tolerant systems and some similar use cases using Apache Kafka ...

Apache Kafka: A Distributed Streaming Platform.

25/05/2019

Collections.sort() uses merge sort and arrays.sort() uses quick sort...
For primitive type quick sort is efficient...and for non primitives merge sort is more efficient .
why a different sort algorithm is used for primitive arrays than for Object arrays?

30/01/2019

Why String class is Immutable ? Give some strong reasons behind this with examples.

09/11/2018

Since the introduction of Functional programming in Java 8 , it has brought new concepts and flexibility for the language.

So what is functional programming?
How it is different from object oriented programming ?
When do we need functional programming ?

Let's have some discussion on this. Please post your answers in the comments section.

19/04/2018

Hi Friends . Please go through the life cycle of an object in HIBERNATE .

01/04/2017

https://m.facebook.com/story.php?story_fbid=1450913901614830&id=252350961471136

Microsoft CEO Satya Nadella has just announced that Microsoft has become a completely open source company. It means that you can now grab all software like Windows and Microsoft Office for free and get your hands on their source code as well.

20/08/2016

How does the HashMap works?
One of the Darling questions for interviews in Java.
http://www.java2blog.com/2014/02/how-hashmap-works-in-java.html

Java HashMap: This tutorial provides how HashMap works in java.It also explains get and put method in java

08/05/2016

SPRING ARCHITECTURE

15/04/2016

Does The following Code Compile
Giver Appropriate reason to suppor your answer..

class SampleCode
{
public static void main(String args[])
{
try{
System.out.println("SomeCode in try");
}
System.out.println("Some code in between");
catch(Exception exc)
{
exc.getMessage();
exc.printStackTrace();
}
}
}

19/03/2016

The Singleton pattern, if used correctly is very helpful in designing complex systems.