4.33.1 Top new questions this week

4.33.1.1 can glue be colored?
4.33.1.2 \newcommand distorts \qrcode
4.33.1.3 Is there a way to not italicize a word in a \textit   expression?
4.33.1.4 Box with Semicircular Parshape at Top and Bottom
4.33.1.5 How to use svg names in ConTeXt?
4.33.1.6 Defining new commands from LuaTeX
4.33.1.7 Why is this weird space appearing after my minus sign
4.33.1.1 can glue be colored?

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=450820

When I'm fine-tuning the design of my documents in LaTeX/XeLaTeX, it's sometimes helpful to use color to highlight the location and size of my fixed spacing. For example, I sometimes temporarily  ... 
[color] [glue]
 
asked by Tim Stewart https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=39113 18 votes
answered by Skillmon https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=117050 10 votes
4.33.1.2 \newcommand distorts \qrcode

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=451286

I have found that the output of \qrcode is distorted if the qrcode is placed inside of command in latex. Here below there is a MWE showing 2 qrcodes which are actually the same, one produced from  ... 
[macros] [qrcode]
 
asked by Charlie https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=33245 16 votes
answered by Marcel KrA~\274ger https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=80496 24 votes
4.33.1.3 Is there a way to not italicize a word in a \textit   expression?

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=451244

I would like to have a sentence like this: 
In the Smith case, the Supreme Court held... 
where the entire sentence is in italics except for "Smith" since it is the short name of a case. (You can  ... 
[italic]
 
asked by Mason Malone https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=170619 16 votes
answered by Phelype Oleinik https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=134574 24 votes
4.33.1.4 Box with Semicircular Parshape at Top and Bottom

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=450932

I am trying to design a box that has a semicircular parshape at the top and bottom as shown here: 
If the text is small enough then this is intended to shrink to a circle of the given \Radius (and  ... 
[tcolorbox] [rounded-corners] [parshape]
 
asked by Peter Grill https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=4301 11 votes
answered by jfbu https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=4686 7 votes
4.33.1.5 How to use svg names in ConTeXt?

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=451206

ConTeXt provides multiple color modules which contain predefined colors. Among those distributed in TeX Live are X11 color and some others, but the svg names, which have become more common these days,  ... 
[color] [context]
 
asked by TeXnician https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=124577 8 votes
answered by TeXnician https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=124577 7 votes
4.33.1.6 Defining new commands from LuaTeX

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=450891

Latex provides several commands relating to creating new commands such as \newcommand. If I want to define new commands from a Lua script one way is use tex.print to write this directly into the  ... 
[luatex]
 
asked by raiksey https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=63135 8 votes
answered by David Carlisle https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=1090 11 votes
4.33.1.7 Why is this weird space appearing after my minus sign

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=451606

I'm using MathJax-Node to turn TeX maths equations into both MathML and SVG on my server. Mostly this works fine. But when I render Tupper's self-referential formula, a weird space appears after the  ... 
[spacing] [math-operators]
 
asked by Sora2455 https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=170778 7 votes
answered by egreg https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=4427 16 votes