JUSTIN'S PROGRAMMING JOURNEY

TILE CALCULATOR IN JAVA  A Practical Program for Everyday Use When it comes to interior design, construction planning, or even basic renovation work, one common question always pops up: How many tiles do I need to cover this room? That’s exactly what this program answers—and in the most efficient, beginner-friendly way possible. This Java-based Tile Calculator accepts input from the user to determine the dimensions of both the tiles and the room. It then calculates the total area of the room and divides it by the area of a single tile to determine the exact number of tiles required . To ensure you don’t come up short, it uses Java’s Math.ceil() method to round up the number of tiles—because you can’t buy half a tile in real life! But that’s not all. The program also includes an optional feature that lets the user calculate how many boxes of tiles they’ll need based on how many tiles come in each box—a common real-world consideration. With a simple “Yes or No” prompt, the p...

Definition of an IDE An Integrated Development Environment (IDE) is a software application that provides developers with a comprehensive suite of tools to write, compile, debug, and manage code efficiently within a unified interface.

 What is Java? Java is a high-level, object-oriented programming language that was designed to be simple, secure, and platform-independent. In other words: You write Java code once, and it can run anywhere — on any computer, phone, server, or smart device — as long as it has a Java Virtual Machine (JVM) installed. That’s the magic of Java. You don’t need to write separate versions of your app for Windows, Mac, Linux, Android — Java runs on all of them.  Java is Both a Language and a Platform  The Language Java’s syntax is clean and readable (similar to C++ but less confusing). It's object-oriented , which means you write code using "objects" and "classes" — like building blocks. It’s strongly typed and compiled — it catches errors before your program even runs. The Platform Java includes: JVM (Java Virtual Machine) – runs Java programs on any device. JRE (Java Runtime Environment) – contains JVM + libraries needed to run Java a...

  Q1. MILESTONE OF COMPUTER & PROGRAMMING LANGUAGE.       1.1 MILESTONE OF COMPUTING    The Origin of Computing: From the Dawn of Machines to the First Programmable Computer The Origin of Computing: From the Dawn of Machines to the First Programmable Computer Computing has come a long way from its humble origins. The journey from the first mechanical calculators to the groundbreaking development of the first programmable computer laid the foundation for the world we live in today. As I embark on my own programming journey, I find it fascinating to explore the milestones that helped shape modern computing. This post will take you through the key moments in the history of computing, starting from the very beginning and leading up to the first programmable computer, which marks the real start of my own journey into programming. 1. The Origins of Computation: The Need for Calculation (Before 1600s) Before we even think of computers as we know them, the need...