8.19.1 Top new questions this week

8.19.1.1 Minus sign not aligning with fraction

https://tex.stackexchange.com/landing/r/digest?cta=question&id=637825

When I use subscripts and superscript with \frac the numerator and denominator looks very tight, 
\documentclass[a4paper,12pt]{article} 
\usepackage{mathtools,amssymb} 
\begin{document} 
\[e^{-\frac{(x-\... 
[alignment] [superscripts] [fractions]
 

asked by zmkm https://tex.stackexchange.com/landing/r/digest?cta=user&id=264019 Score of 10

answered by Sandy G https://tex.stackexchange.com/landing/r/digest?cta=user&id=125871 Score of 19

8.19.1.2 How can I create a comma-separated list of characters from a text string?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=637833

How can I split the string Hello World! - stored into a macro \def\mystring{Hello Word!} - into a comma-separated list of characters (including spaces) which can be used as argument of a \foreach loop ... 
[tikz-pgf] [foreach] [loops] [strings] [comma-separated-list]
 

asked by SylvainRigal https://tex.stackexchange.com/landing/r/digest?cta=user&id=262081 Score of 8

answered by Mico https://tex.stackexchange.com/landing/r/digest?cta=user&id=5001 Score of 8

8.19.1.3 How to Fill a Psvectorian Ornament with Color

https://tex.stackexchange.com/landing/r/digest?cta=question&id=637859

I would like to be able to specify the fill color of a psvectorian image instead of having it filled with the background color. 
For example, if I would like, say, to color the image of the bird ... 
[xetex] [color] [pstricks] [pspicture] [psvectorian]
 

asked by jean-marie https://tex.stackexchange.com/landing/r/digest?cta=user&id=266798 Score of 6

answered by Cicada https://tex.stackexchange.com/landing/r/digest?cta=user&id=182648 Score of 6

8.19.1.4 Different color in citation with Hyperref

https://tex.stackexchange.com/landing/r/digest?cta=question&id=637784

I want to highlight some citations by putting them in blue, while the others are in black. I managed to do so by defining this command: 
\newcommand\mycite[1]{\hypersetup{citecolor=blue}\cite{#1}\... 
[hyperref] [color]
 

asked by Alejandro DC https://tex.stackexchange.com/landing/r/digest?cta=user&id=1856 Score of 5

answered by Ulrike Fischer https://tex.stackexchange.com/landing/r/digest?cta=user&id=2388 Score of 6

8.19.1.5 How do I change the caption of the figure to "graph"?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=637620

Currently my code is 
\caption{Change in biomass in KCl group} 
and it displays "figure 1: Change in biomass in KCl group" 
however I would like to change it to 
"Graph 1: Change in biomass ... 
[captions]
 

asked by Eric Zhang https://tex.stackexchange.com/landing/r/digest?cta=user&id=266705 Score of 5

answered by Mico https://tex.stackexchange.com/landing/r/digest?cta=user&id=5001 Score of 6

8.19.1.6 writing in Meander / Greek Key pattern

https://tex.stackexchange.com/landing/r/digest?cta=question&id=637430

a longtime listener, first time caller here. 
I am wanting to set some text into a Meander aka Greek Key (image below), i.e. so that instead of the usual horizontal lines of text, the text moves ... 
[formatting] [pattern]
 

asked by Aiden D Ansari https://tex.stackexchange.com/landing/r/digest?cta=user&id=265583 Score of 5

answered by mickep https://tex.stackexchange.com/landing/r/digest?cta=user&id=52406 Score of 5

8.19.1.7 Get value from \foreach

https://tex.stackexchange.com/landing/r/digest?cta=question&id=637963

I build a macro named \fromlist to get value from a list. The value can be typeset, but can not be invoked directly, why and how to deal with it? 
Codei"\274\232 
\documentclass[a4paper]{article} 
\usepackage{... 
[foreach] [loops] [etoolbox]
 

asked by lyl https://tex.stackexchange.com/landing/r/digest?cta=user&id=140732 Score of 4

answered by egreg https://tex.stackexchange.com/landing/r/digest?cta=user&id=4427 Score of 4