4
votes
How to Properly Understand FormFunction
This is actually a big question. It's taken me quite awhile to wrap my head around form function. I don't think I can provide a sufficient explanation as a SE answer, but I can give a few pointers to ...
- 14.2k
2
votes
FormFunction and Program Input
FormFunction accepts a function and it has access to the values entered. E.g.
...
- 9,863
1
vote
Error handling of Databin
Databin does not evaluate when the bin does not exist. Calling it with an invalid id
err = Databin["13X7XXXJH"]
does ...
- 2,480
1
vote
Accepted
Holding after evaluation
Here's another interpretation of the OP's objective, based on some parts of the code that don't make sense (to me, as yet) unless frac is supposed to generate a new ...
- 225k
1
vote
Holding after evaluation
Try
"Label" -> With[{tmp = frac}, HoldForm[DisplayForm[tmp] + DisplayForm[tmp]]]
instead to evaluate before you hold.
- 1,681
Only top scored, non community-wiki answers of a minimum length are eligible