11.51.3 Can you answer these questions?

11.51.3.1 Access text box of circuitikz node shape
11.51.3.2 Placing two rotated tables side by side on the same page as a chapter title
11.51.3.3 Externalising l3draw pictures with memoize
11.51.3.1 Access text box of circuitikz node shape

https://tex.stackexchange.com/landing/r/digest?cta=question&id=748884

If I use a circuitikz node shape that places the node content outside of the actual shape, like e.g. oscopeshape, how can I access the actual text box of the shape? That is, in the following MWE, how ... 
[nodes] [circuitikz] [coordinates]
 
asked by schtandard https://tex.stackexchange.com/landing/r/digest?cta=user&id=48973 Score of 3
11.51.3.2 Placing two rotated tables side by side on the same page as a chapter title

https://tex.stackexchange.com/landing/r/digest?cta=question&id=748970

I have two tables that Ia^\200\231m rotating with sidewaystable, but LaTeX always moves the second table onto a new page. I need both tables to appear side by sidea^\200\224and on the same page as the chapter title. ... 
[tables] [formatting] [rotating] [sidewaystable]
                                                                                  

                                                                                  
 
asked by thinksolid https://tex.stackexchange.com/landing/r/digest?cta=user&id=404132 Score of 1
answered by kabenyuk https://tex.stackexchange.com/landing/r/digest?cta=user&id=204924 Score of 0
11.51.3.3 Externalising l3draw pictures with memoize

https://tex.stackexchange.com/landing/r/digest?cta=question&id=748588

Note that I just got this to minimally work, so do not take the claims below without a spade or so of salt.1 In particular, 'works' is employed in a sense likely to deviate significantly from ordinary ... 
[expl3] [best-practices] [code-review] [memoize] [l3draw]
 
asked by cfr https://tex.stackexchange.com/landing/r/digest?cta=user&id=39222 Score of 2