7.9.3 Can you answer these questions?

7.9.3.1 Front-end rendering issues on Linux

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=241216

I'm using Mathematica 12.2 on Ubuntu Mate 20.10 on an AMD FX(tm)-8120 with a GeForce GTX 1070 Ti NVIDA card. 
The issue is that I get unwanted horizontal lines just below the cell that I'm working on ... 
[front-end] [linux]
 

asked by c186282 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=4515 1 vote

7.9.3.2 time series - minimum differencing order needed to remove the trend

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=241097

I was wondering how can I find What is the minimum differencing order needed to remove the trend in a time series? 
I have a a times series and a TimeSeriesModelFit, which is SARIMA model. I want to ... 
[time-series]
                                                                                  

                                                                                  
 

asked by Pjana https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=75643 1 vote

7.9.3.3 How does `TextureCoordinateFunction[]` works within `SurfaceAppearance[]`?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=241245

Following up from @kglr 's answer here, I'd like to understand how  TextureCoordinateFunction[]  works within  SurfaceAppearance[] . ... 
[graphics3d]
 

asked by martin https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=9923 1 vote