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Latex: too much space after first line in table in beamer class

image,table,latex,tabular,beamer
I'm working in Latex beamer class and have a table environment in there. For some reason the space between the 1st and the 2nd line is huge and I have no idea where that comes from. Here's my code: \documentclass{beamer} \usepackage{beamerthemeshadow} \usepackage{longtable} \usepackage[ngerman, english]{babel} \usepackage[utf8]{inputenc} \usepackage[T1]{fontenc} \setbeamertemplate{caption}{\insertcaption} \setbeamertemplate{caption label separator}{}...

How to add [t] option to column export to beamer in org-mode?

org-mode,beamer
how do I tell org-mode to include the [t] option in a column in a beamer presentation? I need the following exported code: \begin{columns} \begin{column}[t]{0.45\textwidth} \begin{itemize}[<+->] \item foo \item bar \end{itemize} \end{column} so far I have tried: *** columna izq :PROPERTIES: :BEAMER_col: 0.45 :BEAMER_envargs: [t] :END: but it does not...

Add beamer frame options in knitr/rmarkdown

r,latex,knitr,rmarkdown,beamer
I'm trying to add frame numbers to my Beamer presentation written in rmarkdown. However, I would like to suppress the numbers on the title page using the \begin{frame}[plain] option (from the second answer here: http://tex.stackexchange.com/questions/82794/removing-page-number-from-title-frame-without-changing-the-theme). However, when compiling from rmarkdown to tex, the \titlepage already creates a frame environment, so...

authomatic dates in R markdown beamer [duplicate]

r,markdown,beamer
This question already has an answer here: YAML current date in rmarkdown 3 answers I am using R Markdown to produce a Beamer presentation. How can I put the date that authomatically updates his values? The current setting are below: title: "MyTitle" author: "MyName" date: "19th April 2015" output:...