1
vote
1answer
227 views

Can this double picker be achieved by a web app (not a native app)?

Can this double picker be achieved by a web app in HTML (not a native app)?
2
votes
2answers
159 views

How to enter a number from a range on a mobile web app?

I'm designing a web app for smartphones that allows the user to enter some numbers within a large range (say 0-511 or 0-1023). The numbers are exact and equally likely to be spread across the whole ...