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PENDAHULUAN Pemrograman Ruby Merealisasikan S/W Start Desain Algoritma & Flowchart Menulis program Test Kebenaran Program Dokumentasi Arsip Programming is telling your computer how to do something. Large tasks must be broken up into smaller tasks, which must be broken up into still smaller tasks, down until you get to the most basic tasks that you don’t have to describe, the tasks your computer already knows how to do. (These are really basic things such as arithmetic or display-ing some text on your screen.) Memprogram C Java Ruby javascript Bahasa Pemrograman Matz's philosophy (Yukihiro Matsumoto – the creator of Ruby) Ruby is designed to make programmers happy public class HelloWorld { public static void main(String []args) { System.out.println("Hello World"); } // close main } // close class #include <iostream> #include <string> using namespace std; int main(){ cout << "Hello World" << endl; return 0; } // close main puts ' Hello World' Ruby program is short A program is not built; it is grown. Avoid duplication (DRY rule: Don’t Repeat Yourself) Tipe Data Variabel Flow Control : Brancing Looping Array Method/Fungsi Learning check