TIL꞉ today I learned

TIL what is G-code

Jan 22, 2026

TIL what is G-code - the most widely used computer numerical control (CNC) and 3D printing programming language. Browsed 3D PRINTING G-CODE TUTORIAL.

TIL - abbreviation for today I learned: used in writing, for example on social media, before giving interesting new information. TIL "Hey Jude" and "Bohemian Rhapsody" were both recorded using the same piano.