Variables in Java are more explicit than in Python — every variable has a fixed type declared at creation that never changes. In Python you wrote x = 5 and Python figured the type out. In Java you write int x = 5 and the compiler enforces that x will always be an integer. This…
Java from scratch means understanding why every line of the skeleton program looks the way it does — not just copying it blindly. Every FP2 student starts with the same question: why does a program that just prints “Hello” need five lines and three keywords they’ve never seen before? This article answers that, then covers…
Installing Java on Windows is the first step before writing a single line of code in FP2. This guide takes you from a blank Windows machine to a working Java development environment in under 10 minutes — JDK 21 downloaded, installed, verified in the terminal, and VS Code configured with the Java extension pack. What…