6.70.2 Greatest hits from previous weeks

6.70.2.1 Where do I place my own .sty or .cls files, to make them available to all my .tex files?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=1137

I know how to define a package or a class, but how do I make it available (to myself) at all times? 
Say I have the package file commonstuff.sty (or myprettyclass.cls), that I want to be able to ... 
[packages] [installing] [document-classes] [texmf]
 

asked by Tomas Aschan https://tex.stackexchange.com/landing/r/digest?cta=user&id=223 561 votes

answered by Stefan Kottwitz https://tex.stackexchange.com/landing/r/digest?cta=user&id=213 358 votes

6.70.2.2 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 216 votes

answered by ppr https://tex.stackexchange.com/landing/r/digest?cta=user&id=28474 202 votes

6.70.2.3 "Correct" way to bold/italicize text?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=41681

Is either of these considered better/more readable/more "proper"/more conventional than the other for making text bold? If so, what is the reason? 
I like my text \textbf{bold} 
versus: 
I like my ... 
[best-practices] [bold] [italic]
 

asked by user541686 https://tex.stackexchange.com/landing/r/digest?cta=user&id=2694 408 votes

answered by Todd Lehman https://tex.stackexchange.com/landing/r/digest?cta=user&id=8499 390 votes

6.70.2.4 How to change certain pages into landscape/portrait mode

https://tex.stackexchange.com/landing/r/digest?cta=question&id=337

How can I change some pages into document into landscape mode, while leaving the others in portrait mode (or vice versa)? 
[landscape]
 

asked by hayalci https://tex.stackexchange.com/landing/r/digest?cta=user&id=183 342 votes

answered by rcs https://tex.stackexchange.com/landing/r/digest?cta=user&id=118 358 votes

6.70.2.5 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 236 votes

answered by Jan Hlavacek https://tex.stackexchange.com/landing/r/digest?cta=user&id=396 249 votes

6.70.2.6 LaTeX Editors/IDEs

https://tex.stackexchange.com/landing/r/digest?cta=question&id=339

What editors/IDEs are available for easing the process of writing TeX/LaTeX documents? 
Please state some useful features like code completion, spell checking, building final DVI or PDF files, etc. 
... 
[editors] [big-list] [ide]
 

asked by hayalci https://tex.stackexchange.com/landing/r/digest?cta=user&id=183 851 votes

answered by YuppieNetworking https://tex.stackexchange.com/landing/r/digest?cta=user&id=146 347 votes

6.70.2.7 Omitting the date when using \maketitle

https://tex.stackexchange.com/landing/r/digest?cta=question&id=2760

I'm using the \author and \title commands to produce a title with \maketitle. I also know that there is a \date command to specify the date of my work. However, if I omit \date, \maketitle will ... 
[titles] [datetime]
 

asked by lockstep https://tex.stackexchange.com/landing/r/digest?cta=user&id=510 300 votes

answered by frabjous https://tex.stackexchange.com/landing/r/digest?cta=user&id=411 283 votes