10.65.2 Greatest hits from previous weeks

10.65.2.1 How to typeset the symbol '^' (caret/circumflex/hat)
10.65.2.2 Matrix in Latex
10.65.2.3 Forcing linebreaks in \url
10.65.2.4 How to typeset subscript in usual text mode?
10.65.2.5 What are the available "documentclass" types and their uses?
10.65.2.6 Reduce space between enumerated items
10.65.2.7 Write pseudo code in latex
10.65.2.1 How to typeset the symbol '^' (caret/circumflex/hat)

https://tex.stackexchange.com/landing/r/digest?cta=question&id=77646

I need to display the symbol '^' 
d <- dist(fascores, method = "euclidean")^2 
How do I do that? 
[symbols]
 
asked by Cost https://tex.stackexchange.com/landing/r/digest?cta=user&id=17205 Score of 323
answered by Qrrbrbirlbel https://tex.stackexchange.com/landing/r/digest?cta=user&id=16595 Score of 425
10.65.2.2 Matrix in Latex

https://tex.stackexchange.com/landing/r/digest?cta=question&id=204621

I am new to Latex, and I have been trying to get the matrix of following form 
[x11 x12 x13 . . . . x1n 
x21 x22 x23 . . . . x2n 
. 
. 
. 
. 
xd1 xd2 xd3 . . . . xdn] 
... 
[matrices]
 
asked by Lakshmi Narayanan https://tex.stackexchange.com/landing/r/digest?cta=user&id=63361 Score of 150
answered by skpblack https://tex.stackexchange.com/landing/r/digest?cta=user&id=42912 Score of 219
10.65.2.3 Forcing linebreaks in \url

https://tex.stackexchange.com/landing/r/digest?cta=question&id=3033

This question led to a new package: 
xurl 
I wish to typeset some relatively long URLs in a piece of text, and when I use \url{..}, the resulting text does not respect the margin boundaries that govern ... 
[line-breaking] [urls]
 
asked by Suresh https://tex.stackexchange.com/landing/r/digest?cta=user&id=103 Score of 360
answered by Suresh https://tex.stackexchange.com/landing/r/digest?cta=user&id=103 Score of 262
10.65.2.4 How to typeset subscript in usual text mode?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=1013

It's easy to make subscripts in math mode: $a_i$. 
How do I make a subscript outside math environment, likethis? 
[subscripts]
 
asked by P Shved https://tex.stackexchange.com/landing/r/digest?cta=user&id=280 Score of 323
answered by Stefan Kottwitz https://tex.stackexchange.com/landing/r/digest?cta=user&id=213 Score of 212
10.65.2.5 What are the available "documentclass" types and their uses?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=782

Some of the available classes of documents in LaTeX are well known and widely used, such as the article and beamer classes, while others are not so well known, such as the standalone class. 
I found ... 
[document-classes] [big-list]
 
asked by Vivi https://tex.stackexchange.com/landing/r/digest?cta=user&id=14 Score of 514
answered by Stefan Kottwitz https://tex.stackexchange.com/landing/r/digest?cta=user&id=213 Score of 168
10.65.2.6 Reduce space between enumerated items

https://tex.stackexchange.com/landing/r/digest?cta=question&id=6081

Background 
All book figures are set to "here definitely" (as they must come after the text that introduces them). 
Problem 
The list types (enumerated and bullet) have too much space between them. ... 
[spacing] [floats] [lists] [vertical-alignment] [positioning]
 
asked by Dave Jarvis https://tex.stackexchange.com/landing/r/digest?cta=user&id=2148 Score of 219
answered by lockstep https://tex.stackexchange.com/landing/r/digest?cta=user&id=510 Score of 28
10.65.2.7 Write pseudo code in latex

https://tex.stackexchange.com/landing/r/digest?cta=question&id=163768

I am trying to write pseudo code in my paper. Here is the snippet and image like what I want.  Can some one please help me to format it. 
\begin{algorithm} 
\caption{Euclida^\200\231s algorithm}\label{euclid} 
\... 
[algorithms]
                                                                                  

                                                                                  
 
asked by cyclic https://tex.stackexchange.com/landing/r/digest?cta=user&id=47334 Score of 138
answered by karlkoeller https://tex.stackexchange.com/landing/r/digest?cta=user&id=27635 Score of 184