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8
votes
9answers
374 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 ...
26
votes
12answers
1k views

What are developer's problems with helpful error messages? [closed]

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 ...
8
votes
10answers
826 views

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

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 ...