Category: Java

Interface are type of reference in Java. It’s similar to class. It is an abstract collection of techniques. The interface of Java is a means to create abstraction. It is possible to abstract only methods within Java’s Java interface, but not the methods body. This is utilized to create abstractness and multi-generation in Java. If… Continue reading Interface in Java With Example

An exception (or an exceptional occasion) is a situation that occurs when executing the program. When an exception occurs, the normal process of the program gets interrupted and the application/program ceases to run in a way that isn’t recommended, so it is imperative that these exceptions be dealt with. Exception handling in Java is a… Continue reading Exception Handling in Java

An interface in Java is a reference type. It is similar in concept to class. It’s a collection abstract methods. A class implements an interface and inherits the abstract methods. Interfaces in Java are a way to achieve abstraction. The Java interface can only contain abstract methods, and not the method body. It is used… Continue reading Interface in Java

OOPs concept in Java programming is based on the notions of abstraction, encapsulation inheritance and polymorphism. Users create objects and then come with methods for dealing objects. The fundamental idea behind OOPs to create objects, reuse them in the program and then manipulate the objects to produce results. OOPs has information along with it’s behaviour(methods)… Continue reading OOps Concept in Java Programming

Installing JDK (Java) on 64 bit Windows or macOS Go to Oracle’s OpenJDK JDK binaries for desktop or laptop Windows, macOS, and Linux are available on release-specific pages of jdk.java.net as .tar.gz or .zip archives. Iinstall Java on 64 bit Windows machines in this step-by-step guide Navigate the Oracle Java Download PageNavigate to the Java… Continue reading How to download and install Java JDK packages

The Java String class length() method finds the length of a string. The length of the Java string is the same as the Unicode code units of the string. This method calculates how long a string is that is greater than the amount of 16 bit Unicode characters contained in the string. string.length(): This functioncan… Continue reading Java Sting Length

JCP is all part and parcel of this Java Community Process, whereby people who are interested can submit suggestions for improvements and (hopefully) be taken up and then implemented. The process is explained here. JCP was introduced through Sun Microsystems on December, 1998. JCP was developed just three years after the development of Java. JCP… Continue reading What is JCP (Java Community Process) And JSR (Java Specification Requests)?

Using While Loop or For Loop Simply handle the string within the while loop or the for loop. Get the length of the string with the help of a cursor move or iterate through the index of the string and terminate the loop. The loop prints the character of the string where the index (i-1).… Continue reading Simply Reverse A String in Java Using Different Methods