8.54.2 Greatest hits from previous weeks

8.54.2.1 How do I align an image to center?
8.54.2.2 Putting two images beside each other
8.54.2.3 Error in TeX Live a^\200\223 Font ... not loadable: Metric (TFM) file not found
8.54.2.4 How can I get bold math symbols?
8.54.2.5 Show equation number only once in align environment
8.54.2.6 Force figure placement in text
8.54.2.7 tlmgr cannot setup TLPDB
8.54.2.1 How do I align an image to center?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=53862

How do I align an image to center? 
In a beamer presentation I have a 2-3 items on a slide followed by an image. 
The image is not wide enough to cover whole slide, so it leaves around 30% space from ... 
[beamer] [horizontal-alignment]
 
asked by epsilon8 https://tex.stackexchange.com/landing/r/digest?cta=user&id=12860 Score of 76
answered by gcedo https://tex.stackexchange.com/landing/r/digest?cta=user&id=13680 Score of 81
8.54.2.2 Putting two images beside each other

https://tex.stackexchange.com/landing/r/digest?cta=question&id=148438

If I want to put two images beside each other, what should I do? I have inserted a figure. But, rather than having the next figure on a new line, I want it to be beside the already inserted figure. ... 
[graphics] [floats] [positioning]
 
asked by Simplicity https://tex.stackexchange.com/landing/r/digest?cta=user&id=28871 Score of 77
answered by Masroor https://tex.stackexchange.com/landing/r/digest?cta=user&id=14103 Score of 173
8.54.2.3 Error in TeX Live a^\200\223 Font ... not loadable: Metric (TFM) file not found

https://tex.stackexchange.com/landing/r/digest?cta=question&id=75166

I freshly installed 'basic' version of TeX Live 2012 (not full, only basic version). 
I have following line in my code: 
\usepackage[T1]{fontenc} 
I get following error: 
(/usr/local/texlive/2012/texmf-... 
[fonts] [errors] [packages] [texlive] [font-encodings]
 
asked by abhinavkulkarni https://tex.stackexchange.com/landing/r/digest?cta=user&id=12992 Score of 141
answered by mpg https://tex.stackexchange.com/landing/r/digest?cta=user&id=1239 Score of 107
8.54.2.4 How can I get bold math symbols?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=595

To make Latin-letter variables bold I can use e.g. \mathbf{a}, but while putting Greek letters or symbols such as \nabla inside \mathbf doesn't cause any errors or warnings, it also doesn't do ... 
[fonts] [math-mode] [symbols] [bold]
 
asked by Michael Underwood https://tex.stackexchange.com/landing/r/digest?cta=user&id=32 Score of 579
answered by Mark Meckes https://tex.stackexchange.com/landing/r/digest?cta=user&id=206 Score of 485
8.54.2.5 Show equation number only once in align environment

https://tex.stackexchange.com/landing/r/digest?cta=question&id=17528

I want the equation number to be shown only at the last line, or better, somewhere in the middle of all. So instead of (1), (2), ... only (1). 
I use \begin{align} ... \end{align} 
[equations] [align]
 
asked by Theta30 https://tex.stackexchange.com/landing/r/digest?cta=user&id=5350 Score of 244
answered by Gonzalo Medina https://tex.stackexchange.com/landing/r/digest?cta=user&id=3954 Score of 229
8.54.2.6 Force figure placement in text

https://tex.stackexchange.com/landing/r/digest?cta=question&id=8625

I have a problem when a lot of figures are in question. Some figures tend to "fly around", that is, be a paragraph below, although I placed them before that paragraph. I use code: 
\begin{figure}[ht] 
\... 
[floats] [positioning] [captions]
 
asked by Marin https://tex.stackexchange.com/landing/r/digest?cta=user&id=2755 Score of 602
answered by Juan A. Navarro https://tex.stackexchange.com/landing/r/digest?cta=user&id=169 Score of 741
8.54.2.7 tlmgr cannot setup TLPDB

https://tex.stackexchange.com/landing/r/digest?cta=question&id=137428

I'm trying to update my installation of texlive 2013 under Ubuntu 13.10. 
However, I followed the instruction on this answer, but I get an error 
(running on Debian, switching to user mode!) 
cannot ... 
[errors] [texlive] [ubuntu]
 
asked by adn https://tex.stackexchange.com/landing/r/digest?cta=user&id=7561 Score of 235