(Obviously you have to have them all installed.)
C src/hello.c:
$ gcc -o bin/hello_c hello.c
$ ./bin/hello_c
C++ src/hello.cc:
$ g++ -o bin/hello_cc hello.cc
$ ./bin/hello_cc
C# src/hello.cs:
$ ...?
Elixir http://elixir-lang.github.io/ src/hello.exs:
$ elixir hello.exs
Go https://golang.org/ src/hello.go:
$ go run hello.go
Haskell src/hello.hs:
$ ghc -o bin/hello_hs hello.hs
$ ./bin/hello_hs
Java src/hello.java:
$ javac hello.java
$ java hello
Julia https://julialang.org/ src/hello.jl:
$ julia hello.jl
JavaScript src/hello.js:
$ node hello.js
Objective-C src/hello.m:
$ gcc -framework Foundation hello.m -o bin/hello_objc
PHP http://www.php.net/ src/hello.php:
$ php hello.php
Perl https://www.perl.org/ src/hello.pl:
$ perl hello.pl
Python https://www.python.org/ src/hello.py:
$ python hello.py
Ruby https://www.ruby-lang.org/ src/hello.rb:
$ ruby hello.rb
Rust https://www.rust-lang.org/ src/hello.rs:
$ rustc hello.rs --crate-name bin/hello_rs
$ ./hello_rs
Bash src/hello.sh:
$ bash hello.sh
Swift https://developer.apple.com/swift/ src/hello.swift:
$ swift hello.swift
Assembly Raspberry Pi ARM src/hello_arm.s:
$ as -o tmp/hello_arm.o hello_arm.s
$ ld -o bin/hello_arm tmp/hello_arm.o
$ ./bin/hello_arm
Assembly Mac osx src/hello_macho64.s:
$ nasm -f macho64 -o hello_macho64.s hello_macho64.s
$ ld -o hello_macho64 hello_macho64.o
$ ./hello_macho64