3.18.3 Can you answer these questions?

3.18.3.1 Bar graph with positive min max
3.18.3.2 hyperref + redefined headings: "dest doesn't exist..."
3.18.3.3 \def \mypath   ...   versus \path [name path = mypath] ... ;

Can you answer these?

3.18.3.1 Bar graph with positive min max

https://tex.stackexchange.com/questions/371451/bar-graph-with-positive-min-max

I have this script of plotting bar graph with min(-ve) and max(+ve) 
\documentclass[border=5mm]{standalone} 
\usepackage{pgfplots} 
\pgfplotstableread{ 
Year    FarMin  FarMax  NearMin NearMax  ...
 
- asked by Tanmay Sharma 3votes
3.18.3.2 hyperref + redefined headings: "dest doesn't exist..."

https://tex.stackexchange.com/questions/370608/hyperref-redefined-headings-dest-doesnt-exist

Consider the code below. A key element of that document's typographic style is that the \section headings are typeset in all-small caps (= with no capital letters in between). So in order to typeset  ...
                                                                                  

                                                                                  
 
- asked by Nils L 4votes
3.18.3.3 \def \mypath   ...   versus \path [name path = mypath] ... ;

https://tex.stackexchange.com/questions/370567/def-mypath-versus-path-name-path-mypath

This question is a follow-up to my last question. It concerns the problem of naming paths in such a way as to be able to perform operations on them such as 
translating or rotating them 
calculating  ...
 
- asked by Olivier BA~(c)gassat 2votes