8.15.2 Greatest hits from previous weeks

8.15.2.1 Multi-line (block) comments in LaTeX
8.15.2.2 Why does \\ not return a new line in an equation?
8.15.2.3 Command for argmin or argmax?
8.15.2.4 Is there a way to slightly shrink a table, including font size, to fit within the column boundaries?
8.15.2.5 What does the phrase "Underfull \hbox (badness 10000) in paragraph" actually mean?
8.15.2.6 Package natbib Error: Bibliography not compatible with author-year citations
8.15.2.7 \mathbb Z  yields undefined control sequence error
8.15.2.1 Multi-line (block) comments in LaTeX

https://tex.stackexchange.com/landing/r/digest?cta=question&id=87303

In LaTeX, % can be used for single-line comments. For multi-line comments, the following command is available in the verbatim package. 
\begin{comment} 
Commented code 
\end{comment} 
But is there a ... 
[comments]
 
asked by Arindam Pal https://tex.stackexchange.com/landing/r/digest?cta=user&id=17379 Score of 282
answered by guillem https://tex.stackexchange.com/landing/r/digest?cta=user&id=3941 Score of 222
8.15.2.2 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 99
answered by Mico https://tex.stackexchange.com/landing/r/digest?cta=user&id=5001 Score of 49
8.15.2.3 Command for argmin or argmax?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=5223

How can you get the argmin or argmax in Latex? Two solutions I found are: 
\underset{x}{\operatorname{argmax}} 
\DeclareMathOperator*{\argmin}{arg\,min} 
Any other ideas? 
[1]http://www.breakthru.... 
[math-mode] [symbols] [math-operators]
 
asked by Alejandro https://tex.stackexchange.com/landing/r/digest?cta=user&id=1128 Score of 270
answered by Jan Hlavacek https://tex.stackexchange.com/landing/r/digest?cta=user&id=396 Score of 287
8.15.2.4 Is there a way to slightly shrink a table, including font size, to fit within the column boundaries?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=10863

I have a table that is just a little too wide for a 3.33" column. Is there a way to simply shrink the table a little to make it fit? I'm OK if the 10pt font becomes 9pt-something. Here is an example. 
... 
[tables] [scaling]
 
asked by Nathan Farrington https://tex.stackexchange.com/landing/r/digest?cta=user&id=3504 Score of 170
answered by Martin Scharrer https://tex.stackexchange.com/landing/r/digest?cta=user&id=2975 Score of 247
8.15.2.5 What does the phrase "Underfull \hbox (badness 10000) in paragraph" actually mean?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=334246

What does the actual phrase above mean? 
[errors]
 
asked by Charles Boehm https://tex.stackexchange.com/landing/r/digest?cta=user&id=116447 Score of 74
answered by David Carlisle https://tex.stackexchange.com/landing/r/digest?cta=user&id=1090 Score of 67
8.15.2.6 Package natbib Error: Bibliography not compatible with author-year citations

https://tex.stackexchange.com/landing/r/digest?cta=question&id=54480

I have a basic tex file and a bibliography which is exported from Mendeley 
However, when I want to cite in the author-year style, I get the error: 
Package natbib Error: Bibliography not compatible ... 
[bibtex] [errors] [natbib]
 
asked by grrrbytes https://tex.stackexchange.com/landing/r/digest?cta=user&id=13217 Score of 255
answered by Josh Porter https://tex.stackexchange.com/landing/r/digest?cta=user&id=15128 Score of 132
8.15.2.7 \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 214