7.10.3 Can you answer these questions?

7.10.3.1 ColorFunction in ListContourPlot3D raising error when using more than one argument
7.10.3.2 Autocomplete file argument for custom function
7.10.3.3 Reduce the time to find six integer numbers so that the angle of two vectors equal to Pi/6
7.10.3.1 ColorFunction in ListContourPlot3D raising error when using more than one argument

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=241851

The documentation of  ColorFunction  states that in  ListContourPlot3D  your chosen function gets the arguments ... 
[plotting] [color] [visualization]
 
asked by Fidel I. Schaposnik https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=45839 1 vote
7.10.3.2 Autocomplete file argument for custom function

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=241842

When typing  Import["  in a notebook Mathematica suggests to autocomplete the file path you want to enter or choose a file using the GUI. Is there a way to let a ... 
[files-and-directories] [autocomplete]
 
asked by Gert https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=27889 1 vote
7.10.3.3 Reduce the time to find six integer numbers so that the angle of two vectors equal to Pi/6

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=241633

I am trying to find six integer numbers  a, b, c, x, y, z  so that the angle of two vector  {a, b, c  and ... 
[equation-solving]
 
asked by minhthien_2016 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=5320 1 vote
answered by Daniel Huber https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=46318 0 votes