5.13.2 Greatest hits from previous weeks

5.13.2.1 Package natbib Error: Bibliography not compatible with author-year citations
5.13.2.2 Keeping tables/figures close to where they are mentioned
5.13.2.3 Syntax similar to \centering for right and left?
5.13.2.4 When should I use \input vs. \include?
5.13.2.5 Underscores in words (text)
5.13.2.6 TeXnicCenter & Adobe Reader DC
5.13.2.7 What is the difference between \dfrac and \frac?
5.13.2.1 Package natbib Error: Bibliography not compatible with author-year citations

https://tex.stackexchange.com/landing/r/newsletter?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/newsletter?cta=user&id=13217 185 votes
answered by Josh Porter https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=15128 104 votes
5.13.2.2 Keeping tables/figures close to where they are mentioned

https://tex.stackexchange.com/landing/r/newsletter?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/newsletter?cta=user&id=833 307 votes
answered by Stefan Kottwitz https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=213 320 votes
5.13.2.3 Syntax similar to \centering for right and left?

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=91566

For images we can use \centering is there anything to position the image to right side or left side of the page. 
[graphics] [horizontal-alignment]
 
asked by sachin irukula https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=24343 103 votes
5.13.2.4 When should I use \input vs. \include?

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=246

There are two different commands to incorporate another file into the source of some document, \input and \include. When should I use one or the other? What are the differences between them? Are there  ... 
[include] [input]
 
asked by Phil Miller https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=60 1007 votes
answered by Michael Mrozek https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=29 880 votes
5.13.2.5 Underscores in words (text)

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=48632

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: 
... 
[characters] [typewriter]
 
asked by Flux Capacitor https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=11728 161 votes
answered by David Carlisle https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=1090 138 votes
5.13.2.6 TeXnicCenter & Adobe Reader DC

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=250472

How to configure TeXnicCenter to work with Adobe Reader DC? When I building and view current file .tex the following error "Can not execute the command" shows up and the PDF is not generated. 
If  ... 
[pdf] [texniccenter] [adobe]
 
asked by Walter Silva https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=80192 54 votes
answered by JiAo\231A~\[DiscretionaryHyphen] ChmelA~\[DiscretionaryHyphen]k https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=82051 73 votes
5.13.2.7 What is the difference between \dfrac and \frac?

https://tex.stackexchange.com/landing/r/newsletter?cta=question&id=135389

The title says it all, both \dfrac{a}{b} and \frac{a}{b} make fractions, so what is the difference between the two? 
[math-mode] [amsmath]
 
asked by YYC https://tex.stackexchange.com/landing/r/newsletter?cta=user&id=37383 101 votes