|visits||member for||1 year, 7 months|
|seen||Dec 7 at 5:18|
Treat all variables as local in a module
@Nasser I have edited the sentence you quoted to use the more precise term "definition". This is true of most languages, including C, C++, and Java. Does your objection still apply?
Creating a stacked RectangleChart
Great, that seems to work! Strange that the docs don't mention it (reference.wolfram.com/mathematica/ref/RectangleChart.html says 'Possible settings for ChartLayout include "Grouped" and "Stepped"').