JAVA
In this section, we share here all the code in JAVA computer language. JAVA is the basic for many other computer language and important languages for placement, interview preparation.
[Solved] Find Lexicographically Smallest and Largest Substring
Problem Statement: You are given a string (says 's'), and an integer ( says 'k'). Write a program to find the lexicographically smallest and largest substring from given...
[Solved] HourGlass with Largest sum in 2D Array in Python and Java
First of all understand the Hourglass. It is shaped as shown in the below image. There can be multiple hourglass in the 2D array (matrix). Problem Statement: Write a...
5 Java Web Framework and Design Technology would Rule in 2020
Web apps are a fundamental part of people’s daily needs. The internet is full of these applications. Web apps have various functions, which range from online shopping,...
[Code] Java JDBC Connection MySQL Example | JDBC API Properties
In this tutorial, you are going to learn JDBC connection in Java with MySQL. Before that, lets check some basics of JDBC so that you will understand the code properly. The...
7 Difference between Public, Private and Protected in Java | Code Examples
In Java, we come across a word called access modifier, which helps us classify the accessibility to any class, method, or variable. The polarity amid these access modifiers...
7 Basic Difference between throw and throws in Java | Example
We have seen earlier how exception handling work in Java. Exception handling in Java assures that the flow of the program does not break when an error/exception occurs. As a...
8 Difference between HashMap and HashSet in Java | Examples
Hello readers, In the previous tutorials we have learnt about the different classes in Java Collections namely, ArrayList – an implementation of List interfaceHashSet...
Java HashSet Example| Methods Explained with Code
In the previous tutorials, we have learned about the basics of Collections, the varied methods and operations that are supported by HashMap and ArrayList in Java. Now let's...
ArrayList in Java| Example, Methods (Add, Remove Iterate, Sort)
In the previous tutorial, we have seen what Collections in Java are and learned about HashMap in Java. Now let’s dive into Java ArrayLists. What are ArrayLists in...