Histograms
using PlotlyJS
function two_hists()
x0 = randn(500)
x1 = x0 .+ 1
trace1 = histogram(x=x0, opacity=0.75)
trace2 = histogram(x=x1, opacity=0.75)
data = [trace1, trace2]
layout = Layout(barmode="overlay")
plot(data, layout)
end
two_hists()