Largest free Technical and Blogging resource site for Beginner. We help clients transform their great ideas into reality!
If you don't want to use Google Guava's EvictingQueue external dependency in your Java Enterprise Project then you should consider creating your own non-blocking, fixed size queue.
Basically we want avoid java.lang.IllegalStateException: Queue full exception, as you may have noticed in previous tutorial ArrayBlockingQueue Vs. ...
Read Article
Sometime back I've written an article on Java eNum - Why and for what should I use Java eNum?
What is an eNum type?
It is a special data type to which we could assign predefined constants to variable.
In this tutorial we will go over how to ...
Read Article
Is there a way to get the value of a HashMap randomly in Java? Of Course, below is a simple Java Code which represents the same.
Also, at the end of program there is a bonus code to Shuffle complete HashMap. Reshuffling a large collection is ...
Read Article
Sometime back I've written an article on how to remove /tmp or unnecessary files / folder on Linux automatically via script? Now it's time to write the same utility for Windows environment.
In this tutorial we will go over all steps in details to ...
Read Article
For any given file, Write a Java program to find a line with maximum number of words in it is a very common interview question. In other words, write a Java program to find longest line from file.
In this tutorial we will go over all detailed ...
Read Article
So far I've written two articles on Producer Consumer concept on Crunchify. 1st one to explain Java Semaphore and Mutex and 2nd one to explain Concurrent Read/Write.
In this Java Tutorial we will go over same Producer/Consumer concept to explain the ...
Read Article
WordPress Hosting and keeping it up and running is not an easy task.
On Crunchify, we have published an article on how to host your site on Amazon AWS EC2 cloud. Well, you could do that but managing server resources, keeping it safe, applying ...
Read Article
This is the simplest and complete solution for your if you want to check if ArrayList contains specific value such as String, Integer, Long or Double.
With the combination of Java7 and Java8 - there are 4 different ways you could perform contains ...
Read Article
In Java multithreading programming, sometimes you may need to set Thread priority in order for it to execute before another thread. You can set and get Thread priority programmatically using Thread.setPriority(5) and Thread.getPriority() ...
Read Article