Core Java Tutorials

Operators in Java - Types of Operators in Java Operator in Java is a symbol that tells the compiler to perform some operation. Java provides a rich set of operators to deal with various types of functions. Sometimes we need to perform arithmetic operators, then use the plus (+) operator, multiply(*) for multiplication, etc. There are many operators in Java programming language. Some of them are +,  -,  *,  /,  %,  ==,  >,  <, >=, <= Let us take a look at all operators one by one. 1) + operator: + is used to add two numbers. The following program displays the output as 16 public class Addition { 2) - operator: - is used to subtract two numbers. The following program displays the output as 4. public class Subtraction { 3) * operator: * is used to multiply two numbers. The following program displays the output as 2. public class Multiplication { 4) / operator: / is used to divide two numbers. The following program displays the output as ...

Identifier in Java with Example Identifiers are names given to a variable, class, method, or interface used in Java. Names that are not identifiers are known as literals. Some reserved words can not use as an identifier. Therefore, they must use as literals. Reserved words have specific meaning in Java and so cannot use as an identifier. Read this article to learn more about Reserved Words in Java. In Java, an identifier can be a class name, method name, variable name, or label. Source:  Identifier in Java Course: Free Core Java Tutorial

What is Data Types in Java? Data is the most important thing in any programming language. Almost everything in a program revolves around data. A data type is a collection of variables that share the same properties. The concept of Data types in Java is used to categorize the variables based on their characteristics and behaviour. Java is the most popular object-oriented programming (OOP) language for building applications that run from simple desktop applets to complex web-based enterprise solutions like Applets and servlets to standalone/networked apps like J2ME, MIDP, JSE, etc. Data types are classified in two categories: Primitive Data types: The primitive data types include Boolean, char, byte, short, int, long, float and double.  Non-primitive Data types: The non-primitive data types include Classes, Interfaces, and Arrays. The Java programming language also supports a set of data types used in defining variables, constants, fields, methods, etc. Along with their associate...

Java programming language includes different sort of attributes, such as it's quite procured easy and lively language. It's derived from C++ language. Java can also be object oriented language that means that should we would like to get any data or information member, we'll access it through item.     Java has emerged as the object-oriented programming language of choice. A number of the important theories of Java include, a Java virtual machine (JVM), which Offers the fundamental foundation for platform independence, Automated storage management Methods, such as garbage collection and Language syntax That's similar to that of the C language.  Features of Java Programming  Simple and Secure Programming Language  Architecture-neutral Portable & Robust Multithreaded Interpreted High Performance Distributed Dynamics Source: What is Core Java Programming language  & Learn Java