Hello world programs in different programming languages
1. C
$ gcc helloworld.c
$ ./a.out
2. C++
$ g++ helloworld.cpp
$ ./a.out
3. Dart
$ dart helloworld.dart
4. Go
$ go build helloworld.go
$ ./helloworld
5. HTML (Not a programming language)
$ google-chrome helloworld.html
6. Java
$ javac helloworld.java
$ java helloworld
7. JavaScript
$ node helloworld.js
8. Python
$ python3 helloworld.py
As Cory House said:
Code is like humor. When you have to explain it, it’s bad.