Core java
04 MayHow HashMap works in java
Most common interview questions are <code>How HashMap works in java</code>, “How get and put method of HashMap work internally”. Here I am trying to explain internal functionality with an easy example. [crayon-6092227bf32c0563284479-i/] is one of the most used Collections in java.Rather than going through theory, we will start with example first, so that you will […]
04 MayConvert Character to ASCII Numeric Value in Java
Learn about how to convert Character to ASCII Numeric Value in Java.
30 AprilTop 20 Java Projects for Beginners
This tutorial provides the top 20 java projects for beginners for practice. These projects will help you to learn java quickly and efficiently.
17 AprilConvert Roman Number to Integer in Java
Learn about how to convert Roman number to Integer in java.
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07 AprilWrite a Program to Find the Maximum Difference between Two Adjacent Numbers in an Array of Positive Integers
In this article, we look at a problem : Given an Array of Positive Integers, Find the Maximum Difference between Two Adjacent Numbers. For each pair of elements we need to compute their difference and find the Maximum value of all the differences in array. Let us look at an example, Consider this array: For […]
05 AprilCount the Number of Occurrences of a Character in a String in Java
In this article, we will look at a problem: Given an Input String and a Character, we have to Count the Occurrences of such Character in the given String. For Example, If the Given String is : "Java2Blog" and we have to count the occurrences of Character ‘a’ in the String. Therefore, Count of 'a' […]
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27 March
Top Object-Oriented Programming Languages to Follow in 2021
Wherever you look, you face object-oriented programming languages. Well, many of the popular coding languages are object-oriented. The moment you decide to learn an object-oriented programming language, it might be quite overwhelming to pick the only one from this big pool of options. But don’t worry! Here you will find out which object-oriented programming languages […]
08 MarchHow to end program in java
Ho In this post, we will see how to end program in java. You can use System.exit(0) to end program in java. Using System.exit() to end java program You can use exit() method of System class to end java program. System.exit() causes Java virtual machine to exit and terminate the current process. You can call […]
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