8.70.2 Greatest hits from previous weeks

8.70.2.1 Which dot character to use in which context?
8.70.2.2 How to write a function (piecewise) with bracket outside?
8.70.2.3 Write pseudo code in latex
8.70.2.4 How do I turn off equation auto numbering
8.70.2.5 Keeping tables/figures close to where they are mentioned
8.70.2.6 Force figure placement in text
8.70.2.7 TeXnicCenter & Adobe Reader DC
8.70.2.1 Which dot character to use in which context?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=19180

Wikipedia lists several dot characters in Unicode.  These are the ones that are ambiguous to me: 
interpunct, middle dot (A^\[CenterDot])   ·   ·   U+00B7   "midpoint (in typography)" 
... 
[symbols] [best-practices] [punctuation] [unicode] [unicode-math]
 
asked by endolith https://tex.stackexchange.com/landing/r/digest?cta=user&id=5773 Score of 226
answered by Danie Els https://tex.stackexchange.com/landing/r/digest?cta=user&id=1683 Score of 147
8.70.2.2 How to write a function (piecewise) with bracket outside?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=32140

How to write this Piecewise function using LaTeX? 
I tried 
$ 
\begin{array}{cc} 
\{ & 
\begin{array}{cc} 
0 & x\leq 0 \\ 
\frac{100-x}{100} & 0\leq x\leq 100 \\ 
0 & ... 
[math-mode] [equations] [brackets]
 
asked by GarouDan https://tex.stackexchange.com/landing/r/digest?cta=user&id=5314 Score of 200
answered by Ant https://tex.stackexchange.com/landing/r/digest?cta=user&id=6984 Score of 251
8.70.2.3 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 128
answered by karlkoeller https://tex.stackexchange.com/landing/r/digest?cta=user&id=27635 Score of 177
8.70.2.4 How do I turn off equation auto numbering

https://tex.stackexchange.com/landing/r/digest?cta=question&id=2597

I have an equation like this: 
\begin{align} 
P(A \cup B) = \sum_{\omega \in A \cup B} P(\omega) = \sum_{\omega \in A} P(\omega) + \sum_{\omega \in B} P(\omega) 
= P(A) + P(B) 
\end{... 
[equations] [numbering]
 
asked by user1046 https://tex.stackexchange.com/landing/r/digest?cta=user&id=1046 Score of 175
answered by levesque https://tex.stackexchange.com/landing/r/digest?cta=user&id=10 Score of 196
8.70.2.5 Keeping tables/figures close to where they are mentioned

https://tex.stackexchange.com/landing/r/digest?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/digest?cta=user&id=833 Score of 377
answered by Stefan Kottwitz https://tex.stackexchange.com/landing/r/digest?cta=user&id=213 Score of 377
8.70.2.6 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 614
answered by Juan A. Navarro https://tex.stackexchange.com/landing/r/digest?cta=user&id=169 Score of 751
8.70.2.7 TeXnicCenter & Adobe Reader DC

https://tex.stackexchange.com/landing/r/digest?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/digest?cta=user&id=80192 Score of 63
answered by JiAo\231A~\[DiscretionaryHyphen] ChmelA~\[DiscretionaryHyphen]k https://tex.stackexchange.com/landing/r/digest?cta=user&id=82051 Score of 84