Java Questions

What is the difference between Compiler and Interpreter? In this post, we will touch upon the difference between a compiler and an interpreter. Compiler A compiler is a program that takes another program written in a high-level language as input and translates it into an equivalent machine language for some machine. The output machine code […]

Difference between print() and printf() Statements : This tutorial will examine some differences between print and print statements. We can find these methods in the PrintStream class.

Introduction In this tutorial, we will learn how to pass a String variable to a java method. We will define a method that takes a String parameter and we will invoke the method from the main method. Method signature public static void myMethod(String fname) ; The method takes the String parameter and then appends additional […]

Introduction Comments are readable text in the java source code. The main reason to add comments to source code is to make the code easy to understand for humans. Single & Multiline comments https://www.testingdocs.com/java-program-structure/ Readability Comments help understand the code written to other developers in the team. We can add important details, code examples in […]

Overview In this tutorial, we will write a simple Java program to print the command line argument passed to the Java program. In Java, we have a special kind of array called args that holds the command line arguments passed to the Java program. args[0] holds the first command-line argument. args[1] holds the second command-line […]