2019.05.30(am): What is turtle? How to make python turtle works in jupyter notebook

Turtle Graphics Turtle graphics is a popular way for introducing programming to kids. It was part of the original Logo programming language developed by Wally Feurzig and Seymour Papert in 1966. The turtle module provides turtle graphics primitives, in both object-oriented and procedure-oriented ways. Because it uses tkinter for the underlying graphics, it needs a version of Python installed with Tk …

2019.05.17(pm): In 3D printing, if the filament continues to fall off the bed, what is the solution?

There are several reasons why filament falls off from bed. At first, Is the gap between the nozzle and the bed too wide? If the distance between the extruder and the heating bed is too wide, adjust it by software. Second, Temperature of the heat bed.Try increasing the heat bed temperature. If the bed temperature …