1.7.1 Top new questions this week

1.7.1.1 What is the relationship between natbib, apacite package, and apa document class?

http://tex.stackexchange.com/questions/263793/what-is-the-relationship-between-natbib-apacite-package-and-apa-document-class

This is the first time I have to submit to a journal and need to reformat my bibliography according to APA guidelines. 
This leaves me very confused since there seem to be multiple ways to do the same  ...
 

- asked by Heisenberg (14 votes), answered by Alan Munn (18 votes)

1.7.1.2 Matrix product illustration

http://tex.stackexchange.com/questions/264260/matrix-product-illustration

I would like to write the presentation of the matrix product by putting the two matrices in diagonal, giving an easy-to-remember method to compute the coefficients. Wikipedia has the following  ...
 

- asked by Marc (12 votes), answered by Gonzalo Medina (20 votes)

1.7.1.3 Relative transparency in TikZ?

http://tex.stackexchange.com/questions/263890/relative-transparency-in-tikz

I have always wondered whether it was possible to define some sort of "relative" transparency in TikZ. What do I mean? 
Sometimes, you want a node to be filled in order for its content to be readable  ...
 

- asked by Philipp Imhof (11 votes), answered by percusse (14 votes)

1.7.1.4 Tikz: Cutting parts of the top and bottom line of a node of type rectangle

http://tex.stackexchange.com/questions/263920/tikz-cutting-parts-of-the-top-and-bottom-line-of-a-node-of-type-rectangle

I am trying to cut the bottom and top line of a standard rectangle. What I have now, is a rectangle that looks like: 
Which was the result of: 
\node [rectangle,draw=black,rounded  ...
 

- asked by Exocom (11 votes), answered by Gonzalo Medina (12 votes)

1.7.1.5 What's wrong in the \tensor command?

http://tex.stackexchange.com/questions/263632/whats-wrong-in-the-tensor-command

After a recent update of MikTeX (and TeX Live!) on my computers (right after my vacation :)) I am not able to compile my book. The book is big and complex, uses many \if \else \fi constructions in the  ...
 

- asked by Igor Kotelnikov (10 votes), answered by egreg (9 votes)

1.7.1.6 Increase word space between words in small caps

http://tex.stackexchange.com/questions/264224/increase-word-space-between-words-in-small-caps

With tracking activated for small caps, it can be a little bit hard to detect interword spaces. Cf. below. 
\documentclass{article} 
\usepackage{fontspec} 
\setmainfont{Libertine Serif}[ 
...
 

- asked by Sverre (9 votes), answered by Steven B. Segletes (3 votes)

1.7.1.7 Histogram: different color for each bar

http://tex.stackexchange.com/questions/264007/histogram-different-color-for-each-bar

I have the following code. 
\documentclass[a4paper,twoside,12pt]{article} 
\usepackage[T1]{fontenc} 
\usepackage[utf8x]{inputenc} 
\usepackage[english]{babel} 
\usepackage{pgfplotstable} 
...
 

- asked by Stefano (8 votes), answered by Gonzalo Medina (6 votes)