Java datatypes
Java datatypes represent types of variables. int a = 10 a is a variable of type int Java datatypes represent the memory size of the variables. Ex: int is having a memory size of 4 …
Java datatypes represent types of variables. int a = 10 a is a variable of type int Java datatypes represent the memory size of the variables. Ex: int is having a memory size of 4 …
In this article, we will cover what are java variables and the types of variables in java with examples. A variable is a name for a specific memory location. Declaration of variables in java We …
Identifiers are names which are given to java elements . Using identifier we can identify an element . Identifier can be a java variable name , method name , interface name , class name etc .
OOPs stands for Object-Oriented Programming system. Java was initially built to follow the Object-Oriented approach. From the Java version, 1.8 functional programming was introduced. Now a Java developer can follow both object-oriented as well as …
Java 8 reduce function takes a sequence of elements and converts it to a single form or we can say it reduces a Stream to something concrete . Java stream reduce does not always return …
Overview on map java 8 stream Syntax : Stream map(Function mapper) Usage : We will use map function in java 8 to convert an element from one form to other . Parameters : Function ( …
Overview Syntax : Stream filter(Predicate predicate) Usage : Filtering elements based on some condition . Example : From a list of numbers if you want to filter out even or odd numbers then you can …
Predicate Interface is a functional interface introduced in Java 8 . It is a part of java.util.function package . It is having one abstract method ( test ) , one static method ( isEqual ) …
Enums are a set of named constants . It means we cannot change the value once it is assigned . Every enum constant is by default public , static and final . Enum Constant is …
Definition Consumer Interface is a functional interface introduced in Java 8. It is a part of the java.util.function.Consumer package. It takes in one argument and produces a result however it does not return any value. …