8.41.1 Top new questions this week

8.41.1.1 Referring to two or many corollaries in LateX
8.41.1.2 Changes to textcase and LaTeX kernel in the June 2022 release affecting uppercased captions
8.41.1.3 Draw boxes around nodes in tikz
8.41.1.4 My legacy PSTricks code is not compilable anymore
8.41.1.5 Capillary waves in tikz-3dplot
8.41.1.6 Is there a (better) way to repeatedly toggle between two font colors within a paracol environment, and compiling with XeTeX?
8.41.1.7 Only displaying the list of tables while at least a table exists
8.41.1.1 Referring to two or many corollaries in LateX

https://tex.stackexchange.com/landing/r/digest?cta=question&id=649067

I am using \thref{cor1, cor2} to cite two corollaries, and it provides  instead of Corollaries 3.3.9 and 3.3.10. (It gives "Corollarys" as the plural of Corrolary). 
If I have the following ... 
[cleveref] [amsthm] [newtheorem]
 
asked by Dimbi Rabearivony https://tex.stackexchange.com/landing/r/digest?cta=user&id=273430 Score of 6
answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 6
8.41.1.2 Changes to textcase and LaTeX kernel in the June 2022 release affecting uppercased captions

https://tex.stackexchange.com/landing/r/digest?cta=question&id=649016

With the June 2022 release of LaTeX, the case-changing commands formerly controlled by the textcase package have been absorbed into the kernel, as described in ltnews35, page 4. A result of this ... 
[captions] [latex3] [textcase]
 
asked by John https://tex.stackexchange.com/landing/r/digest?cta=user&id=119566 Score of 6
answered by David Carlisle https://tex.stackexchange.com/landing/r/digest?cta=user&id=1090 Score of 3
8.41.1.3 Draw boxes around nodes in tikz

https://tex.stackexchange.com/landing/r/digest?cta=question&id=648912

I want to create something like this: 
from the following code without the boxes: 
\documentclass{beamer} 
%layout 
\mode<presentation>{ 
\usetheme{Madrid} 
} 
\usepackage{tikz} 
\begin{document} 
\... 
[tikz-pgf] [graphs]
                                                                                  

                                                                                  
 
asked by hellothere177 https://tex.stackexchange.com/landing/r/digest?cta=user&id=273313 Score of 6
answered by SebGlav https://tex.stackexchange.com/landing/r/digest?cta=user&id=204164 Score of 7
8.41.1.4 My legacy PSTricks code is not compilable anymore

https://tex.stackexchange.com/landing/r/digest?cta=question&id=648819

The following code worked several years ago but it does not now. I lost my conscious and I might be in a generation gap. I attempted to compile with either lualatex or latex->dvips->ps2pdf ... 
[beamer] [luatex] [pstricks] [preview] [ghostscript]
 
asked by Rowan Parkinson https://tex.stackexchange.com/landing/r/digest?cta=user&id=2099 Score of 6
answered by Ulrike Fischer https://tex.stackexchange.com/landing/r/digest?cta=user&id=2388 Score of 7
8.41.1.5 Capillary waves in tikz-3dplot

https://tex.stackexchange.com/landing/r/digest?cta=question&id=648798

Here I am again humbly pleading for your assistance. 
I need to replicate this figure: 
So far, I have managed to get this (the view point is not so important): 
But I am struggling to replicate the ... 
[tikz-pgf] [graphics] [floats] [fillbetween]
 
asked by Juan Guerrero-FernA~\[DownExclamation]ndez https://tex.stackexchange.com/landing/r/digest?cta=user&id=269886 Score of 5
8.41.1.6 Is there a (better) way to repeatedly toggle between two font colors within a paracol environment, and compiling with XeTeX?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=648970

\documentclass{article} 
\usepackage{xeCJK} 
\usepackage{xcolor} 
\colorlet{color1}{blue!50!black} 
\colorlet{color2}{green!50!black} 
\usepackage{etoolbox} 
\newtoggle{col} 
\providecommand{\tog}% 
{%... 
[color] [etoolbox] [paracol]
 
asked by Rebecca J. Stones https://tex.stackexchange.com/landing/r/digest?cta=user&id=47311 Score of 4
answered by Davislor https://tex.stackexchange.com/landing/r/digest?cta=user&id=61644 Score of 7
8.41.1.7 Only displaying the list of tables while at least a table exists

https://tex.stackexchange.com/landing/r/digest?cta=question&id=648938

How can i let Tex only display the list of tables if there exists at least one table and not if there's none? 
[table-of-contents]
 
asked by user7351278 https://tex.stackexchange.com/landing/r/digest?cta=user&id=268583 Score of 4