Hmmm... the short answer is that your call to png() is requiring X11 to
generate the plot. Don't know what version you're running, but prior to
R 2.7.0, all png() calls needed access to the X server to create the
plots (on Unix). But with 2.7.0 and later, png() can be called with
type='cairo' t
Hey everyone,
I'm part of a team working at NOAA and we have developed a swan script that
analyzes data and generates plots for the forecasters. We are ready to put
the script on the cron and call it a summer but a technical issue has popped
up which has us puzzled.
When we run the script as an
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