10.50.2 Greatest hits from previous weeks

10.50.2.1 How to type special/accented letters in LaTeX?
10.50.2.2 How do I change the `enumerate` list format to use letters instead of the default Arabic numerals?
10.50.2.3 Why does \\ not return a new line in an equation?
10.50.2.4 Keeping tables/figures close to where they are mentioned
10.50.2.5 How to create fixed width table columns with text raggedright/centered/raggedleft?
10.50.2.6 Double line spacing
10.50.2.7 \mathbb Z  yields undefined control sequence error
10.50.2.1 How to type special/accented letters in LaTeX?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=8857

How to type these special letters from European languages in latex? 
A~\[Currency], A~(c), and L'? 
[symbols] [languages] [characters] [accents]
 
asked by user2918 https://tex.stackexchange.com/landing/r/digest?cta=user&id=2918 Score of 246
answered by Kit https://tex.stackexchange.com/landing/r/digest?cta=user&id=791 Score of 211
10.50.2.2 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 432
answered by frabjous https://tex.stackexchange.com/landing/r/digest?cta=user&id=411 Score of 380
10.50.2.3 Why does \\ not return a new line in an equation?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=194236

\begin{equation*}\label{eq:pareto mle2} 
A_0 = \frac{1}{(\alpha+t_x)^{r+s+x}}{}_2F_1\left(r+s+x,x+1;r+s+x+1;\frac{\alpha-\beta}{\alpha + t_x} \right ) "\\\" <br> 
- \frac{1}{(\alpha+T)^{r+s+x}}{}... 
[equations] [line-breaking]
 
asked by user3714137 https://tex.stackexchange.com/landing/r/digest?cta=user&id=60029 Score of 121
answered by Mico https://tex.stackexchange.com/landing/r/digest?cta=user&id=5001 Score of 56
10.50.2.4 Keeping tables/figures close to where they are mentioned

https://tex.stackexchange.com/landing/r/digest?cta=question&id=2275

Is there any package or a method to force LaTeX to keep floating environments like table and figure closer to where they are declared? 
[floats] [positioning]
 
asked by artimess https://tex.stackexchange.com/landing/r/digest?cta=user&id=833 Score of 398
answered by Stefan Kottwitz https://tex.stackexchange.com/landing/r/digest?cta=user&id=213 Score of 394
10.50.2.5 How to create fixed width table columns with text raggedright/centered/raggedleft?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=12703

I would like to create a table with some columns' width specified, while the text in those columns should be centered both horizontally and vertically. I found out that 
\usepackage{array} 
\begin{... 
[tables] [horizontal-alignment] [width]
 
asked by Covi https://tex.stackexchange.com/landing/r/digest?cta=user&id=3970 Score of 317
answered by lockstep https://tex.stackexchange.com/landing/r/digest?cta=user&id=510 Score of 481
10.50.2.6 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 247
10.50.2.7 \mathbb Z  yields undefined control sequence error

https://tex.stackexchange.com/landing/r/digest?cta=question&id=38769

I am using WinEdt 6 for compiling my TeX documents. I am getting an error with contains the line $\mathbb{Z}$ showing that it is undefined control sequence. How should I rectify it? Should I include ... 
[math-mode] [errors] [symbols]
 
asked by Ramana Venkata https://tex.stackexchange.com/landing/r/digest?cta=user&id=10154 Score of 253
answered by TorbjA~,rn T. https://tex.stackexchange.com/landing/r/digest?cta=user&id=586 Score of 312