8.36.1 Top new questions this week

8.36.1.1 PGF/TiKZ: When should I choose "--", "to" or "edge" to connect nodes?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=646403

Is there a summary of the differences of "--", "to", and "edge" and what is the best current practice to choose one these path commands to connect nodes? 
[tikz-pgf]
 

asked by apriori https://tex.stackexchange.com/landing/r/digest?cta=user&id=85123 Score of 20

answered by Rmano https://tex.stackexchange.com/landing/r/digest?cta=user&id=38080 Score of 25

8.36.1.2 Size of integral symbol in section header with mlmodern

https://tex.stackexchange.com/landing/r/digest?cta=question&id=646333

I really like the font \usepackage{mlmodern} and want to keep using it. Only when using \int in a section header, the integral sign for some reason shrinks in size relative to the rest of the ... 
[fonts] [section-titles] [mlmodern]
 

asked by Nasser https://tex.stackexchange.com/landing/r/digest?cta=user&id=14594 Score of 11

answered by Miriam Briskman https://tex.stackexchange.com/landing/r/digest?cta=user&id=256551 Score of 6

8.36.1.3 Why does (my user-defined) command for superscript (inverse) fail next to a prime (quotation) symbol?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=646157

Minimum working example (I will refer to the lines based on the first letter A-E): 
\documentclass{article} 
\newcommand{\inv}{^{-1}} 
\begin{document} 
$A^{-1}$ 
$B\inv$ 
$C'^{-1}$ 
% $D'_1^{-1}$ % fails 
% $... 
[math-mode] [macros] [superscripts]
 

asked by Benjamin Wang https://tex.stackexchange.com/landing/r/digest?cta=user&id=271457 Score of 10

answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 8

8.36.1.4 How to put figures into longtable

https://tex.stackexchange.com/landing/r/digest?cta=question&id=645973

Below is my code where I'm trying to put figures into longtable. I'm wondering how can I decrease the spaces between figures (columns) and how can I stretch the figures to both margins? 
\documentclass[... 
[floats] [longtable]
 

asked by Math122 https://tex.stackexchange.com/landing/r/digest?cta=user&id=222358 Score of 8

answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 8

8.36.1.5 Why don't these words look to have have the same size?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=646207

Is it due to my eyes that these words W1 aren't of the same size here? 
Also I tried left aligned for the second column but somehow it looks skew to me. Please tell me if you have any idea to make it ... 
[math-mode] [math-fonts]
 

asked by hana https://tex.stackexchange.com/landing/r/digest?cta=user&id=267361 Score of 6

answered by David Carlisle https://tex.stackexchange.com/landing/r/digest?cta=user&id=1090 Score of 13

8.36.1.6 Conditional statements in TikZ

https://tex.stackexchange.com/landing/r/digest?cta=question&id=645649

I'm trying to use if in my TikZ picture. For example, I want to draw a point at the origin only if 1 < 2. I can do it, for example, like this: 
\begin{tikzpicture} 
if 1 < 2 then 
\fill ... 
[tikz-pgf]
 

asked by Alexey Ismagilov https://tex.stackexchange.com/landing/r/digest?cta=user&id=171124 Score of 6

answered by Sandy G https://tex.stackexchange.com/landing/r/digest?cta=user&id=125871 Score of 6

8.36.1.7 How to draw coil with varying compression

https://tex.stackexchange.com/landing/r/digest?cta=question&id=646090

I am trying to a draw a coil with varying compression, along the lines of the image below (not mine). 
I considered just drawing two different coils with different compressions next to each other 
\... 
[tikz-pgf] [decorations] [pst-coil]
 

asked by igunnarsson https://tex.stackexchange.com/landing/r/digest?cta=user&id=270702 Score of 5

answered by Rmano https://tex.stackexchange.com/landing/r/digest?cta=user&id=38080 Score of 9