Syntax Highlighting Tests

                    -- Hello world in Lua
                    print("Hello World")
                  

                    # Hello world in Python
                    print("Hello World")
                  

                    // Hello world in Java
                    System.out.println("Hello World");
                  

                    // Hello world in Go
                    fmt.Fprintln(os.stdout, "Hello World")
                  

                    # Hello world in Ruby
                    puts "Hello World"
                  

                    /* Hello world in C++ */
                    std::cout << "Hello World!";