8.64.2 Greatest hits from previous weeks

8.64.2.1 What point (pt) font size are \Large etc.?
8.64.2.2 What are all the font styles I can use in math mode?
8.64.2.3 Double line spacing
8.64.2.4 Column and row padding in tables
8.64.2.5 How do I change the `enumerate` list format to use letters instead of the default Arabic numerals?
8.64.2.6 How to include SVG diagrams in LaTeX?
8.64.2.7 The \bar and \overline commands
8.64.2.1 What point (pt) font size are \Large etc.?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=24599

In the preamble I have: 
\documentclass[a4paper,11pt]{article} 
\usepackage{fontspec} 
\setmainfont{Arial} 
What can be inferred about the real font pt size for the following? 
\tiny, \scriptsize, \... 
[fontsize] [class-options]
 
asked by Level1Coder https://tex.stackexchange.com/landing/r/digest?cta=user&id=6825 Score of 281
8.64.2.2 What are all the font styles I can use in math mode?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=58098

As can be seen in above picture, there are lots of fonts or font styles that can be used in math mode. 
What are all the fonts or font styles I can use in math mode, and which packages are required in ... 
[fonts] [math-mode] [big-list] [latin-modern] [computer-modern]
 
asked by doncherry https://tex.stackexchange.com/landing/r/digest?cta=user&id=4012 Score of 555
answered by Christian https://tex.stackexchange.com/landing/r/digest?cta=user&id=13450 Score of 708
8.64.2.3 Double line spacing

https://tex.stackexchange.com/landing/r/digest?cta=question&id=819

I would like to typeset a draft of my document with double linespacing so that my collaborators have space to write in their edits (with a pen).  How do I do it? 
[line-spacing] [setspace]
 
asked by Vebjorn Ljosa https://tex.stackexchange.com/landing/r/digest?cta=user&id=35 Score of 235
answered by Stefan Kottwitz https://tex.stackexchange.com/landing/r/digest?cta=user&id=213 Score of 170
8.64.2.4 Column and row padding in tables

https://tex.stackexchange.com/landing/r/digest?cta=question&id=31672

How do you guys go about controlling column padding in tables? 
Update 
To clarify, I'm looking for a way to control both vertical and horizontal padding. So, if I had a simple table like in the ... 
[tables] [spacing] [columns]
 
asked by JustDanyul https://tex.stackexchange.com/landing/r/digest?cta=user&id=8615 Score of 431
answered by Werner https://tex.stackexchange.com/landing/r/digest?cta=user&id=5764 Score of 345
8.64.2.5 How do I change the `enumerate` list format to use letters instead of the default Arabic numerals?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=2291

I've seen documentation whereby an \alph command is put around the \begin{enumerate} somewhere, but I'm not entirely sure how that operates... 
[numbering] [lists] [enumerate]
 
asked by Billy ONeal https://tex.stackexchange.com/landing/r/digest?cta=user&id=192 Score of 396
answered by frabjous https://tex.stackexchange.com/landing/r/digest?cta=user&id=411 Score of 345
8.64.2.6 How to include SVG diagrams in LaTeX?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=2099

I'm making all my diagrams in SVG format using Inkscape and then I export them to some other format (e.g. PDF, EPS or PNG). I wrote a short script that does this for me automatically, but I'd like to ... 
[graphics] [svg]
 
asked by Martin Tapankov https://tex.stackexchange.com/landing/r/digest?cta=user&id=711 Score of 675
answered by Speravir https://tex.stackexchange.com/landing/r/digest?cta=user&id=9237 Score of 172
8.64.2.7 The \bar and \overline commands

https://tex.stackexchange.com/landing/r/digest?cta=question&id=22100

I want to represent, say, the closure of a set or the extended reals, e.g., $\bar{\mathbb{R}}$ but unfortunately this creates a bar that is much too small (horizontally) and can barely be seen. On the ... 
[stacking-symbols]
 
asked by 3Sphere https://tex.stackexchange.com/landing/r/digest?cta=user&id=6487 Score of 174
answered by Danie Els https://tex.stackexchange.com/landing/r/digest?cta=user&id=1683 Score of 96