9.28.3 Can you answer these questions?

9.28.3.1 pdfs in attachment

https://tex.stackexchange.com/landing/r/digest?cta=question&id=684364

what is the best way to attach pdfs to my LaTeX document so that the entries are automatically written to the attachment? So far I have always solved this by simply creating a list that then reflects ... 
[pdf] [attachfile]
 

asked by TheDice https://tex.stackexchange.com/landing/r/digest?cta=user&id=285853 Score of 1

9.28.3.2 LaTeX: how to make a well-formed TikZ rectangle with mono-space code that is partially coloured?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=684078

I want to make a rectangle in TikZ, which has code in it. 
But, some part of the code should be coloured in e.g. blue. 
My current best solution is: 
\documentclass{article} 
\usepackage{xcolor}     % ... 
[tikz-pgf] [listings]
 

asked by TomatoFarmer https://tex.stackexchange.com/landing/r/digest?cta=user&id=295857 Score of 1

9.28.3.3 Accentbx not included in TeX and I'd really like to get the accentbx package but don't know how to add or install properly

https://tex.stackexchange.com/landing/r/digest?cta=question&id=684106

Let me preface by stating I'm still a newbie to TeX and my apologies in advance is if the solution to my problem is obvious.  So here's the issue. 
I need to typeset characters with multiple accents, ... 
[accents]
 

asked by yosimitisam https://tex.stackexchange.com/landing/r/digest?cta=user&id=278699 Score of 1