2.49.2 Greatest hits from previous weeks

Greatest hits from previous weeks:

2.49.2.1 Subfigures side by side with captions

http://tex.stackexchange.com/questions/119984/subfigures-side-by-side-with-captions

I am using the following code to put my two figures side by side with different captions, 
\begin{figure*}[t!] 
\centering 
\begin{subfigure}[b]{0.5\textwidth} 
\centering 
...
 

- asked by Sait (31 votes), answered by Luan Resende (41 votes)

2.49.2.2 Underscores in words (text)

http://tex.stackexchange.com/questions/48632/underscores-in-words-text

How can I produce the text Word_one_two in LaTeX? 
I tried: 
Samp\_Dist\_Corr 
But, it doesn't quite look right. Also, I want it in the typewriter font, so actually, I'm doing: 
...
 

- asked by Flux Capacitor (90 votes), answered by David Carlisle (88 votes)