# User Portlet

Joel Klein
Discussions
It also sounds like you want to you QuestionObject and AssessmentFunction together, but get access to the result programmatically. The documentation examples of nesting QuestionObject["label", AssessmentFunction[...]] seem to be created a...
Good catch, I forgot to check that before publishing. Try it now.
> Could you possibly give an example of how I would go about evaluating an expression to Null? Yeah, use CompoundExpression where the last element is Null: CompoundExpression[ data = {1,3,6,5,3,3,6}, Print["Median: ",...
First, just a word of advice: never say "I can't make it work" and leave it at that. Always use a "here's what I expected to happen, and here's what happened instead" pattern, with specifics. Try changing CloudSave (which works like Save and...
If a CloudImport is making the cloud notebook environment unresponsive like that, the main thing I think is that the kernel died, and it's possibly due to exceeding either time or memory constraints. I'm trying to replicate your steps with a 3MB...
If you make the data file available from your account and provide the URL, they should be able to CloudImport it. For example, I made some example data publicly readable: ...
Yep, have a look at Protect, or SetAttributes with the Protected attribute. Clear or ClearAll would then start issuing a message saying it can't clear your function because it's protected, which reassuring at first but may become annoying, so you...
You should also be aware of "contexts". In a notebook, the current context is Global , given by $Context. If you want to get a list of symbols you have created, evaluate Names["Global*"]. Some theory that may be helpful: there's a... I see, you're on Raspberry Pi? This is what I would do, forget about the UI in this case. * Evaluate $UserBaseDirectory in your notebook. * Using you favorite command-line or file management tool(s), place the desired .m file in the...
There are many cases where you might want to run code that works on all cloud objects in an entire cloud object directory tree: * apply permissions to all files in a cloud directory * count all files in a cloud directory * add up the total...