8.34.1 Top new questions this week

8.34.1.1 How can LaTeX form an environment of Bionic-Reading style?
8.34.1.2 Why do CTAN announcements no longer show at comp.text.tex?
8.34.1.3 What does triple at (@@@) mean in LaTeX?
8.34.1.4 How to draw a point at a given arclength along a curve in Tikz?
8.34.1.5 Shorten links in URL
8.34.1.6 How to produce two asterisks, asterism a^\210\227, a^\201\221, a^\201\202
8.34.1.7 How to use \catcode in a command?
8.34.1.1 How can LaTeX form an environment of Bionic-Reading style?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=644887

The Bionic Reading tries to find every word, and make the first part bold. 
I wish there is an environment to imitate that, which types 
\bionic{Confucius said: Madam, I'm Adam.} 
and it is interpreted ... 
[environments]
 
asked by Roseleaves Wu https://tex.stackexchange.com/landing/r/digest?cta=user&id=270769 Score of 13
answered by Rmano https://tex.stackexchange.com/landing/r/digest?cta=user&id=38080 Score of 10
8.34.1.2 Why do CTAN announcements no longer show at comp.text.tex?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=645234

For years or decades even, CTAN announcements of any package update/changes is send to comp.text.tex all the time. 
On Feb 17, 2022 they suddenly stopped. 
If you go tohttps://groups.google.com/g/comp.... 
[ctan]
 
asked by Nasser https://tex.stackexchange.com/landing/r/digest?cta=user&id=14594 Score of 11
answered by Gerd Neugebauer https://tex.stackexchange.com/landing/r/digest?cta=user&id=43912 Score of 4
8.34.1.3 What does triple at (@@@) mean in LaTeX?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=644879

I was trying to make my own customization letter class and searching for the definition of the \toname command, I found this. 
A triple at several times, but I wasn't able to find information so I ... 
[letters]
 
asked by AmadoC https://tex.stackexchange.com/landing/r/digest?cta=user&id=234538 Score of 11
answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 8
8.34.1.4 How to draw a point at a given arclength along a curve in Tikz?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=644995

Consider following example: 
\documentclass{report} 
\usepackage{tikz} 
\begin{document} 
\begin{tikzpicture} 
\draw (0,0) arc (0:90:1 and 2); 
\filldraw (0,0) circle (2pt); 
\filldraw[red] (-.1,.9) circle (... 
[tikz-pgf]
 
asked by Karlo https://tex.stackexchange.com/landing/r/digest?cta=user&id=36500 Score of 9
answered by Sandy G https://tex.stackexchange.com/landing/r/digest?cta=user&id=125871 Score of 10
8.34.1.5 Shorten links in URL

https://tex.stackexchange.com/landing/r/digest?cta=question&id=645090

EDIT: See this answer if you also want your links to not overfull (they'll hyphenate wherever they see fit though) 
I have seen this, but biblatex is used there, I don't use that in my case. 
Is there a ... 
[hyperref] [urls]
 
asked by Andy3153 https://tex.stackexchange.com/landing/r/digest?cta=user&id=253842 Score of 8
answered by antshar https://tex.stackexchange.com/landing/r/digest?cta=user&id=213149 Score of 5
8.34.1.6 How to produce two asterisks, asterism a^\210\227, a^\201\221, a^\201\202

https://tex.stackexchange.com/landing/r/digest?cta=question&id=645131

I want to create tags for equations as sequential asterisks 
a+b=c                                   (a^\210\227) 
x+y=z                                   (a^\201\221) 
i+j=k            ... 
[math-mode] [symbols]
 
asked by antshar https://tex.stackexchange.com/landing/r/digest?cta=user&id=213149 Score of 8
answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 13
8.34.1.7 How to use \catcode in a command?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=645121

I would like to define the character @ as follows: 
\def @#1#2{\catcode`#1=13\def #1{#2}} 
so that when I type @xy x, TeX typesets y. However, when I run this, I get an error. 
I have seen other answers ... 
[macros] [catcodes]
 
asked by bshepard https://tex.stackexchange.com/landing/r/digest?cta=user&id=211754 Score of 6
answered by wipet https://tex.stackexchange.com/landing/r/digest?cta=user&id=51799 Score of 8