1. A computer readable memory medium comprising program instructions executable to: create a graphical program on a display, wherein the graphical program comprises a plurality of connected nodes which visually indicate functionality of the graphical program, wherein the graphical program comprises at least one node which corresponds to a textual language program portion, wherein the textual language program portion is written in a dynamically typed programming language; compile the graphical program for deployment on a real time target, wherein said compiling the graphical program comprises compiling the plurality of connected nodes and the textual language program portion for deterministic real time execution on the real time target.