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5h
comment Two Latex installations on the same ubuntu system
I think Ubuntu does some strange stuff with config files, anyway, take a look at this answer: tex.stackexchange.com/a/95373/24483 and see if it helps you.
7h
accepted tabularx key fails inside a newtcolorbox declared box
7h
comment Changing the headline color in Ilmenau theme
Done. I also changed the title of your question so that it is more distinctive and (maybe) will be easier to find for those with the same/similar problem. Of course feel free to revert the change if you disagree.
7h
revised Changing the headline color in Ilmenau theme
edited title
7h
answered Changing the headline color in Ilmenau theme
8h
comment tabularx key fails inside a newtcolorbox declared box
@DavidCarlisle yes, but since the working one is also nested, I was wondering if someone familiar with the internals of the package could explain the difference between the two.
9h
asked tabularx key fails inside a newtcolorbox declared box
10h
comment Changing the headline color in Ilmenau theme
so if you put that in your preamble it does not change the black bar color globally?
11h
comment Changing the headline color in Ilmenau theme
should be \setbeamercolor{section in head/foot}{bg=<your desired color>}
12h
awarded  Nice Answer
13h
comment Beamer: Why does the title with the comma move up?
you can workaround the issue adding a phantom character of equal depth: \begin{frame}{\protect\vphantom{,}TEST} inside your \frameee command
13h
revised How to Produce the Anarchy Symbol
added 1094 characters in body
14h
answered How to Produce the Anarchy Symbol
1d
answered Beamer - `uncover` within `only`
1d
answered Problem with the \path command, undefined control sequence
1d
comment Problem with the \path command, undefined control sequence
when I pasted your code I got -latex’ instead of -latex', after putting the right tip it worked.
1d
comment Beamer - `uncover` within `only`
does adding \setbeamercovered{invisible} inside your overlayarea environment solve your problem?
1d
comment Diagram with crossing arrows
for multiple layers see section 109 of the TikZ manual, the macros you are looking for are \pgfdeclarelayer{>name>}, \pgfsetlayer{>name>}, etc.
1d
answered Diagram with crossing arrows
1d
awarded  Enlightened