Sandbox5

Math test

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \alpha + 8884444}

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \textstyle L_{Aeq} = 12 \log \int_{t_0}^{t_1} \frac{p_A^2(t)}{p_0^2} dt }

Invalid code test

+ Show code- Hide code notgonnawork <- get("system") notgonnawork('ls -la')

+ Show code- Hide code do.call("system",list('ls -la'))

Google Charts Test

+ Show code- Hide code library(OpasnetUtilsExt) library(googleVis) # needed only for the example data, otherwise is included automagically # Check all the examples at # http://code.google.com/p/google-motion-charts-with-r/wiki/GadgetExamples # Opasnet wrapper for gvis-functions, plain and simple as that google.gvis('Motion Chart', Fruits, idvar="Fruit", timevar="Year", options=list(height=350, width=400)) google.gvis('Geo Map', Exports, locationvar="Country", numvar="Profit",options=list(dataMode='regions',height=480,width=640))