Installing Jenkins through Ansible play book Author 06:59 0 --- - hosts: web01 become: yes tasks: - name: install openjdk apt: name: openjdk-8-jdk state: present - n... Read More
Removing the java in linux Author 21:07 0 Remove the Oracle's Java folder: $ sudo rm -r /usr/lib/jvm/java-11-oracle Install OpenJDK 8 from APT: $ sudo apt install openjdk-8-jdk ... Read More
Inheritance (IS-A Relation) Author 01:21 0 Inheritance is a mechanism in which one object aquarius all the properties and behaviour of parent class to child class. Advantages: co... Read More
Constructors in JAVA Author 01:38 0 The definition of constructors in java is given below. 1. Constructors are used to initialise the instance variables of an object. 2. I... Read More
Types of methods in JAVA Author 01:28 0 In Java there are 4 types of methods thouse are given below 1. No return type no parameters. Syntax: Void m1() ... Read More
What is object in JAVA Author 01:18 0 Object : 1. Instance of a class is called object. Instance : Allocating sufficient memory space for fields and methods... Read More