You paste it into for example visual studio, then you click DEBUG and Start without Debugging but If I were you I wouldn't do that, why? You probably don't know this language and you can run something you don't want(virusses).
Quick google search turned up this.
Originally Posted by Cosmo_
Quick google search turned up this.
Fantastic tutorial! "For those of you who don't know what an IDE is, it's an integrated development interface"
Makes sense.