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 Weather App with Swift (Retired) Pulling Data From the Web Networking in iOS

Posted by Chris George
Chris George
9,373 Points

let forecastURL assignment error?

in the line let forecastURL = NSURL(string: "(coordinates)" relativeToURL: baseURL) xcode is giving me an error "cannot find an initializer for type NSURL that accepts an argument list of type string: String, relativeToURL: String)

1 Answer

agreatdaytocode
agreatdaytocode
24,757 Points

Sounds like you are missing the following line of code:

 let baseURL = NSURL(string: "https://api.forecast.io/forecast/\(apiKey)/")
Chris George
Chris George
9,373 Points

AHHH I see. I had that line but didn't make it a NSURL object. Thanks!

agreatdaytocode
agreatdaytocode
24,757 Points

Cool, glad to help.