9.21.1 Top new questions this week

9.21.1.1 Difficult TikZ picture
9.21.1.2 Drawing relativistic causal structure diagrams with Tikz
9.21.1.3 Draw the boundary of a polyomino given its' grid
9.21.1.4 Automatically Display the First Word of Every Quotation in Small Caps
9.21.1.5 Section title inside the indentation of a par in plain TeX
9.21.1.6 List of acronyms from acro package not displaying properly in a IEEEtran double-column document
9.21.1.7 The color of a shaded rectangle cannot be recovered in some cases
9.21.1.1 Difficult TikZ picture

https://tex.stackexchange.com/landing/r/digest?cta=question&id=680987

I need to draw an integration path on top of a circle (with TikZ because I assume it's the best tool for the job), but I don't have any experience with it, and I literally don't know how to start, so ... 
[tikz-pgf] [diagrams]
 
asked by Karl https://tex.stackexchange.com/landing/r/digest?cta=user&id=188801 Score of 10
answered by Jasper Habicht https://tex.stackexchange.com/landing/r/digest?cta=user&id=47927 Score of 20
9.21.1.2 Drawing relativistic causal structure diagrams with Tikz

https://tex.stackexchange.com/landing/r/digest?cta=question&id=680886

I'm interested in drawing relativistic diagrams of causal structure in Tikz. In these diagrams, one is often interested in drawing the causal future and past of some region. These causal future and ... 
[tikz-pgf]
 
asked by NA~\[DiscretionaryHyphen]ckolas Alveshttps://tex.stackexchange.com/landing/r/digest?cta=user&id=144146 Score of 7
answered by Andrey L. https://tex.stackexchange.com/landing/r/digest?cta=user&id=42803 Score of 6
9.21.1.3 Draw the boundary of a polyomino given its' grid

https://tex.stackexchange.com/landing/r/digest?cta=question&id=681048

I have some code to automatically draw the grid for a polyomino (a shape constructed from edge-to-edge connected squares) based on the user input of its binary matrix. The binary matrix is for the ... 
[tikz-pgf] [macros]
 
asked by Marcus https://tex.stackexchange.com/landing/r/digest?cta=user&id=163112 Score of 6
answered by Qrrbrbirlbel https://tex.stackexchange.com/landing/r/digest?cta=user&id=16595 Score of 8
9.21.1.4 Automatically Display the First Word of Every Quotation in Small Caps

https://tex.stackexchange.com/landing/r/digest?cta=question&id=680828

Consider the code 
\documentclass[12pt]{book} 
\usepackage[T1]{fontenc} 
%\usepackage[sfdefault]{cabin} 
\newcommand{\longemdash}{{\fontfamily{cmss}\selectfont---}} 
\newcommand{\emdash}{\nobreak---\... 
[macros] [automation] [small-caps]
 
asked by mlchristians https://tex.stackexchange.com/landing/r/digest?cta=user&id=192836 Score of 6
answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 7
9.21.1.5 Section title inside the indentation of a par in plain TeX

https://tex.stackexchange.com/landing/r/digest?cta=question&id=680582

I am trying to reproduce in plain TeX the following section style (that is placing text inside the indent of a paragraph): 
Here is what I have done so far: 
\font\rm=ecrm10 \font\bf=ecbx10 
\rm 
\llap{\... 
[horizontal-alignment] [plain-tex]
 
asked by John https://tex.stackexchange.com/landing/r/digest?cta=user&id=292932 Score of 5
answered by Slurp https://tex.stackexchange.com/landing/r/digest?cta=user&id=287149 Score of 6
9.21.1.6 List of acronyms from acro package not displaying properly in a IEEEtran double-column document

https://tex.stackexchange.com/landing/r/digest?cta=question&id=680768

I am currently writing an article using the IEEEtran class. I want to use the package acro to manage my acronyms and \printacronyms to display the acronyms list at the beginning of the article. It ... 
[ieeetran] [acro]
 
asked by Andros https://tex.stackexchange.com/landing/r/digest?cta=user&id=230097 Score of 4
answered by Dai Bowen https://tex.stackexchange.com/landing/r/digest?cta=user&id=106162 Score of 3
9.21.1.7 The color of a shaded rectangle cannot be recovered in some cases

https://tex.stackexchange.com/landing/r/digest?cta=question&id=681147

In the following MCE, a tcolorbox is equipped with two rectangles drawn as overlays. The color of these rectangles is supposed to be the same as the bottom color of the tcolorbox. 
It works well with ... 
[color] [tcolorbox] [shading]
 
asked by Denis BitouzA~(c) https://tex.stackexchange.com/landing/r/digest?cta=user&id=18401 Score of 4