Added „Hello World“ example for the Go programming language
Added „Hello World“ example in Microsoft PowerShell
dot should be before the quotation marks

even though the output is the same
Added „Hello World“ example for Ada
Added „Hello World“ example for Coffee script

let’s have a coffee together!
Added „Hello World“ example in D programming language
Added „Hello World“ example for F# language
Added „Hello World“ example in Prolog language
Added „Hello World“ example in Ruby language
Added „Hello World“ example in Rust programming language