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8
votes
9answers
370 views

What's the better user experience: Waiting once at startup for a long time or waiting frequently for a short time?

I'm currently design an application that involves a lot of calculation. Now I have generally two possibilities which I have both tested: 1) During startup of the application I calculated only the ...
25
votes
12answers
995 views

What are developer's problems with helpful error messages?

It continue to astounds me that, in this day and age, products that have years of use under their belt, built by teams of professionals, still to this day - fail to provide helpful error messages to ...
9
votes
12answers
741 views

What are some good End-User Programming solutions you have seen?

End-User Programming is where regular end users, i.e. non-programmers, are able to customize a program, or create a new one, with minimal training or instruction. App Inventor for Android is one ...