Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

iOS Build a Restaurant Reviews App Retrieving Restaurant Details Using Operations Recap: Operations and KVO

Unable to enter code on the question as no textbox is present

There doesn't appear to be a textbox or someway of entering code for the question: Q) Given a situation where we have some objects observing the isReady property on a class, what line of code would you add to notify the observers that the value is about to change. Enter your code below.

3 Answers

Jennifer Nordell
Jennifer Nordell
Treehouse Teacher

Hi there, Claire! I took a look, and you're correct, there is no blank to fill in an answer. I am submitting this as a bug to the Treehouse staff. I'm also going to tag Pasan Premaratne.

Hoping this gets solved quickly for you! :sparkles:

Thanks ?