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Re: Sorting challenge

by BillKSmith (Vicar)
on Jul 23, 2013 at 04:02 UTC ( #1045765=note: print w/replies, xml ) Need Help??


in reply to Sorting challenge

Always prompt for input. Tell the user what you expect him to do. (e.g. Enter 6 numbers seperated by "Enter Key". Or Enter a list of numbers seperated by "Enter Key". Terminate with eof (ctrl-z)). This prevents most of the problems caused by the user not knowing that the program is waiting for him.

Even better, use a prompt module. In this case, it may be overkill, but it is worth learning how to use one.

Bill

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[Corion]: Maybe the solution would be a tablet (with pens), like the Wacom tablets, but you still need good software and need to know how to operate it well in an interactive setting ;)
[ambrus]: Corion: the solution depends on who for. Some non-math presentations need to show lots of graphics or photos, with fine details and color. For those, blackboard or overhead transparencies aren't so good (yes, you can print on transparencies, but there's s
[ambrus]: ome quality limits), but film projection or computer projector is fine.
[ambrus]: A minority of math presenters are traditional and don't want to operate a computer. For them, handwritten overhead transparencies and blackboard are fine.

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