9.45.2 Greatest hits from previous weeks

9.45.2.1 Tabular: title above and caption below?
9.45.2.2 How to write two dot above a letter?
9.45.2.3 making appendix for thesis
9.45.2.4 How to write a function (piecewise) with bracket outside?
9.45.2.5 How to change certain pages into landscape/portrait mode
9.45.2.6 BibTeX loses capitals when creating .bbl file
9.45.2.7 bibtex vs. biber and biblatex vs. natbib
9.45.2.1 Tabular: title above and caption below?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=15282

I have a table that I would like to put the Title above and a caption below. Intuitively (though I know how troublesome intuition can be in something like LaTeX), I should be able to do as below: 
\... 
[tables] [captions]
 
asked by Alec https://tex.stackexchange.com/landing/r/digest?cta=user&id=2457 Score of 76
answered by Alan Munn https://tex.stackexchange.com/landing/r/digest?cta=user&id=2693 Score of 53
9.45.2.2 How to write two dot above a letter?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=152951

the two dots above a letter represents two derivative of varible t. 
My method: 
\documentclass[UTF8]{ctexart} 
\usepackage{amsmath} 
\usepackage{amssymb} 
\usepackage{graphicx} 
\usepackage{epstopdf} 
\... 
[math-mode] [accents]
 
asked by mma https://tex.stackexchange.com/landing/r/digest?cta=user&id=43727 Score of 139
answered by Cain https://tex.stackexchange.com/landing/r/digest?cta=user&id=28428 Score of 193
9.45.2.3 making appendix for thesis

https://tex.stackexchange.com/landing/r/digest?cta=question&id=49643

I need some help with creating an appendix for my thesis. I have about 10 figures which need to be in the appendix. I have a good appendix with the following code: 
\appendix 
\addcontentsline{toc}{... 
[appendices] [thesis]
 
asked by user13017 https://tex.stackexchange.com/landing/r/digest?cta=user&id=13017 Score of 226
answered by Gonzalo Medina https://tex.stackexchange.com/landing/r/digest?cta=user&id=3954 Score of 239
9.45.2.4 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 207
answered by Ant https://tex.stackexchange.com/landing/r/digest?cta=user&id=6984 Score of 257
9.45.2.5 How to change certain pages into landscape/portrait mode

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

How can I change the orientation of some pages of my 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 Score of 430
answered by rcs https://tex.stackexchange.com/landing/r/digest?cta=user&id=118 Score of 450
9.45.2.6 BibTeX loses capitals when creating .bbl file

https://tex.stackexchange.com/landing/r/digest?cta=question&id=10772

Titles of articles I'm about to cite contain upper case letters and when using BibTeX it converts them to lower case ones. This happens only in the title and only the first letter conserves its case. ... 
[bibtex] [capitalization]
 
asked by Crowley https://tex.stackexchange.com/landing/r/digest?cta=user&id=649 Score of 343
answered by Yossi Gil https://tex.stackexchange.com/landing/r/digest?cta=user&id=3391 Score of 359
9.45.2.7 bibtex vs. biber and biblatex vs. natbib

https://tex.stackexchange.com/landing/r/digest?cta=question&id=25701

I've heard of many different bibliography-related packages/platforms/?. What's the difference between the following, which is good for what tasks, advantages/disadvantages, which one is the most ... 
[bibliographies] [biblatex] [bibtex] [natbib] [biber]
                                                                                  

                                                                                  
 
asked by doncherry https://tex.stackexchange.com/landing/r/digest?cta=user&id=4012 Score of 639