'Stella' coming from Stella Artois, a lager brewed in Belgium and after consuming a few can lead to an altered state of consciousness, and 'Code' as in what Software Developers create.
The act of writing "Stella Code" usually occurs on a Friday afternoon. I.e. after coming back from a "liquid lunch".
Support: That's because it was hacked by John on Friday who is known for his Stella Code.