2.21.1 Top new questions this week

2.21.1.1 I need a TeX-donkey

http://tex.stackexchange.com/questions/312199/i-need-a-tex-donkey

In my town there will be next weekend an exhibition with 7000 donkey images. It is related to a sculpture group with 7 donkeys called "donkey's way" which will be installed in the summer. 
I would  ...
 

- asked by Ulrike Fischer (87 votes), answered by Robert (100 votes)

2.21.1.2 \tl_replace_all:Nnn recurse subgroups

http://tex.stackexchange.com/questions/311699/tl-replace-allnnn-recurse-subgroups

Suppose I had a token list variable containing  abc{ab{abc}c}.  I want to replace every occurrence of b with d.   As you can see there are subgroups containing b which I also want to have replaced, so  ...
 

- asked by Henri Menke (11 votes), answered by Christian Hupfer (6 votes)

2.21.1.3 how to draw a little crown above a math symbol

http://tex.stackexchange.com/questions/312611/how-to-draw-a-little-crown-above-a-math-symbol

I'd like to have a command \crown that would draw a little crown above a symbol, e.g. $\crown x$ should show an $x$ with a little crown over it.  I know I can use the accents package to declare any  ...
 

- asked by JPi (9 votes), answered by Christian Hupfer (15 votes)

2.21.1.4 Let's get fancy: Text like tag?

http://tex.stackexchange.com/questions/311934/lets-get-fancy-text-like-tag

How to make some text appear with a background like it appears in tags, for example the tags in Stackoverflow?
 

- asked by gsamaras (9 votes), answered by Christian Hupfer (11 votes)

2.21.1.5 TikZ a^\200\224 joining a plot and a line segment

http://tex.stackexchange.com/questions/312303/tikz-joining-a-plot-and-a-line-segment

Is there a way to join a plot and a line segment in TikZ? 
Here is a shape I'm trying to draw: 
I almost happy with the result, but there is a gap between the plotted segment and the rest of the  ...
 

- asked by GeMir (9 votes), answered by Peter Grill (7 votes)

2.21.1.6 How to adjust font features in LuaTeX?

http://tex.stackexchange.com/questions/312154/how-to-adjust-font-features-in-luatex

As of version 2.7 of luaotfload the support for font feature files (.fea) has been dropped. 
On the ConTeXt mailing list Hans showed how to make font substitution work through Lua.  More examples are  ...
 

- asked by Henri Menke (9 votes), answered by Ulrike Fischer (9 votes)

2.21.1.7 tikzlibrary chains misbehaving

http://tex.stackexchange.com/questions/312058/tikzlibrary-chains-misbehaving

The example below is straight out of the TikZ manual (section 46.3 page 537) and produces 'Unknown chain "chain" error'. I have noticed in a previous example that my PGF\TikZ does not like 
{[start  ...
 

- asked by Reinhard Neuwirth (9 votes), answered by percusse (4 votes)