9.84.2 Greatest hits from previous weeks

9.84.2.1 What are the available "documentclass" types and their uses?
9.84.2.2 How to write a function (piecewise) with bracket outside?
9.84.2.3 How do I change the `enumerate` list format to use letters instead of the default Arabic numerals?
9.84.2.4 How to add indentation
9.84.2.5 How to change color for a block of texts?
9.84.2.6 Changing the font size in a table
9.84.2.7 Commenting out large sections
9.84.2.1 What are the available "documentclass" types and their uses?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=782

Some of the available classes of documents in LaTeX are well known and widely used, such as the article and beamer classes, while others are not so well known, such as the standalone class. 
I found ... 
[document-classes] [big-list]
 
asked by Vivi https://tex.stackexchange.com/landing/r/digest?cta=user&id=14 Score of 496
answered by Stefan Kottwitz https://tex.stackexchange.com/landing/r/digest?cta=user&id=213 Score of 161
9.84.2.2 How to write a function (piecewise) with bracket outside?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=32140

How to write this Piecewise function using LaTeX? 
I tried 
$ 
\begin{array}{cc} 
\{ & 
\begin{array}{cc} 
0 & x\leq 0 \\ 
\frac{100-x}{100} & 0\leq x\leq 100 \\ 
0 & ... 
[math-mode] [equations] [brackets]
 
asked by GarouDan https://tex.stackexchange.com/landing/r/digest?cta=user&id=5314 Score of 210
answered by Ant https://tex.stackexchange.com/landing/r/digest?cta=user&id=6984 Score of 259
9.84.2.3 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 422
answered by frabjous https://tex.stackexchange.com/landing/r/digest?cta=user&id=411 Score of 374
9.84.2.4 How to add indentation

https://tex.stackexchange.com/landing/r/digest?cta=question&id=45501

I am writing a thesis report using LaTeX and I need to add indentations because every new paragraph starts from the initial position on the left. 
How do I add indentations? 
[spacing] [indentation]
 
asked by pavani https://tex.stackexchange.com/landing/r/digest?cta=user&id=9327 Score of 144
answered by Frank Mittelbach https://tex.stackexchange.com/landing/r/digest?cta=user&id=10109 Score of 95
9.84.2.5 How to change color for a block of texts?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=17104

I am editing a LaTeX paper with Emacs. Sometimes I want to make a block of texts less obvious (or less important to see). Instead of totally hiding them, they should still be there. Is there an easy ... 
[color]
 
asked by SoftTimur https://tex.stackexchange.com/landing/r/digest?cta=user&id=5110 Score of 342
answered by Martin Scharrer https://tex.stackexchange.com/landing/r/digest?cta=user&id=2975 Score of 418
9.84.2.6 Changing the font size in a table

https://tex.stackexchange.com/landing/r/digest?cta=question&id=27097

What's the recommend way of changing the font size in a particular table? Is there a better way than enclosing all values with, for example, the \tiny function. 
[tables] [floats] [fontsize]
 
asked by csgillespie https://tex.stackexchange.com/landing/r/digest?cta=user&id=224 Score of 250
answered by lockstep https://tex.stackexchange.com/landing/r/digest?cta=user&id=510 Score of 160
9.84.2.7 Commenting out large sections

https://tex.stackexchange.com/landing/r/digest?cta=question&id=17816

To "comment out" a line, I need to insert a % at the beginning of the line (so that the line will not be compiled). 
Is there a way to comment out a large section without having to manually ... 
[comments]
 
asked by user5419 https://tex.stackexchange.com/landing/r/digest?cta=user&id=5419 Score of 440
answered by Martin Scharrer https://tex.stackexchange.com/landing/r/digest?cta=user&id=2975 Score of 351