GNU/Linux Debian Installing Vala Compiler Guide
You Are Welcome! The linked Tutorials Show You Step-by-Step How to Install Vala Compiler in Debian GNU/Linux Desktops.
And Vala for Debian is new Programming Language that aims to bring modern programming language features to GNOME developers without imposing any additional runtime requirements and without using a different ABI compared to Apps and Libraries written in C.
Moreover, the Vala Compiler (valac) is a self-hosting Compiler that translates Vala Source Code into C Source and Header Files.
Finally, this guide includes detailed instructions about to Getting-Started with Vala Programming on Debian.