11.7.3 Can you answer these questions?

11.7.3.1 Setting a dimen from user input
11.7.3.2 Biblatex gost: how to add "In French" to the reference list for publication written in original language
11.7.3.3 How to include the urldate field in a custom @online driver using BibLaTeX with IEEE style?
11.7.3.1 Setting a dimen from user input

https://tex.stackexchange.com/landing/r/digest?cta=question&id=735826

I am trying to write an expl3 function that sets a dimen variable from user input into a dimen expression. 
The function should: 
Append a default unit of measurement (in case the user did not provide ... 
[expl3] [dimensions] [dimension-expressions]
 
asked by User23456234 https://tex.stackexchange.com/landing/r/digest?cta=user&id=278534 Score of 2
11.7.3.2 Biblatex gost: how to add "In French" to the reference list for publication written in original language

https://tex.stackexchange.com/landing/r/digest?cta=question&id=736058

Please tell me if there is a special feature, or field, or option in the preamble of BIBLATEX-Gost package to indicate the original language of publication? 
We can see that if we cite mtn2, we get (... 
[biblatex] [biber] [languages]
 
asked by Ernest https://tex.stackexchange.com/landing/r/digest?cta=user&id=348785 Score of 1
11.7.3.3 How to include the urldate field in a custom @online driver using BibLaTeX with IEEE style?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=735929

I am trying to customize the @online references in my bachelor's thesis to match the IEEE guidelines provided by my professor. Specifically, I want to include the urldate field (i.e., "Accessed: [... 
[biblatex] [ieee-style] [output-driver]
 
asked by CSAlex https://tex.stackexchange.com/landing/r/digest?cta=user&id=373945 Score of 1
answered by cfr https://tex.stackexchange.com/landing/r/digest?cta=user&id=39222 Score of 0