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brent rogers
2,159 Points
why do we add the () in the following let musicLibrary = MusicLibrary().library

Posted May 1, 2015 5:15pm by brent rogers

brent rogers
2,159 Points
2 Answers
Christoph Müller
7,282 Points
'UIButton' does not have a member named 'text'

Posted April 29, 2015 7:38pm by Christoph Müller

Christoph Müller
7,282 Points
9 Answers
Kevin Murphy
24,380 Points
Not clear on when to force unwrap to access a dictionary value (optionals)

Posted April 27, 2015 10:17pm by Kevin Murphy

Kevin Murphy
24,380 Points
1 Answer
Rufaro Makoroni
2,551 Points
I'm stuck on this code challenge on Building a playlist app

Posted April 27, 2015 12:04pm by Rufaro Makoroni

Rufaro Makoroni
2,551 Points
1 Answer
Evan Hurst
13,266 Points
Why use an action method instead of directly linking the gesture to the VC in interface builder?

Posted April 26, 2015 6:29pm by Evan Hurst

Evan Hurst
13,266 Points
0 Answers
Leo Panish
1,890 Points
How to convert an image from bitmap to vector in xcode 6.3?

Posted April 25, 2015 1:27pm by Leo Panish

Leo Panish
1,890 Points
3 Answers
Terry Li
2,548 Points
Optional vs default values?

Posted April 24, 2015 11:13pm by Terry Li

Terry Li
2,548 Points
1 Answer
Sahit penmatcha
4,555 Points
Why do you have to make it take in a CGFloat? What is that?

Posted April 23, 2015 10:23pm by Sahit penmatcha

Sahit penmatcha
4,555 Points
2 Answers
Beth Knight
4,244 Points
Trouble at "super.viewDidLoad()"

Posted April 23, 2015 10:19pm by Beth Knight

Beth Knight
4,244 Points
2 Answers
Beth Knight
4,244 Points
Wants "as!" instead of "as"

Posted April 21, 2015 8:34pm by Beth Knight

Beth Knight
4,244 Points
3 Answers
Kevin Hein
7,201 Points
Is there a manual way to add Actions to the existing @UIAction func?

Posted April 21, 2015 6:49pm by Kevin Hein

Kevin Hein
7,201 Points
0 Answers
Yalamber subba
10,943 Points
'AnyObject?' is not convertible to 'String'; did you mean to use 'as!' to force downcast? in xcode 6.3

Posted April 21, 2015 10:34am by Yalamber subba

Yalamber subba
10,943 Points
2 Answers
Kevin Hein
7,201 Points
Unable to get the "connect action" state to work

Posted April 20, 2015 8:54pm by Kevin Hein

Kevin Hein
7,201 Points
2 Answers
Finn Dumas
1,224 Points
error code: Thread 1: breakpoint 1.1 on my master detail view controller

Posted April 20, 2015 5:51pm by Finn Dumas

Finn Dumas
1,224 Points
2 Answers
Chris George
9,373 Points
Why are we putting the "let playlistDetailController" assignment inside of the if let statement?

Posted April 19, 2015 1:09am by Chris George

Chris George
9,373 Points
1 Answer
David Perkins
2,028 Points
ImageView layout still not sized appropriately. Same constraints as Pasan applied...?

Posted April 18, 2015 10:05pm by David Perkins

David Perkins
2,028 Points
2 Answers
Rolando Cruz
2,995 Points
I'm getting 'AnyObject' is not convertible to 'PlaylistDetailViewController'; did you mean to use 'as!' to force down'

Posted April 15, 2015 7:00pm by Rolando Cruz

Rolando Cruz
2,995 Points
2 Answers
Paulo Braga
5,381 Points
Why use "as" in "title = playlistDictionary["title"] as String!"?

Posted April 15, 2015 4:49pm by Paulo Braga

Paulo Braga
5,381 Points
2 Answers
Rolando Cruz
2,995 Points
The downloadable files have lots of errors!

Posted April 15, 2015 1:35am by Rolando Cruz

Rolando Cruz
2,995 Points
1 Answer
Huu Nguyen
2,585 Points
It's giving me an AnyObject? error and suggests i fix it with as!. Why do I need this in addition to String!?

Posted April 13, 2015 1:14am by Huu Nguyen

Huu Nguyen
2,585 Points
4 Answers
Ivan Skiridomov
16,960 Points
Vector Images in image set

Posted April 12, 2015 6:42pm by Ivan Skiridomov

Ivan Skiridomov
16,960 Points
1 Answer
Jeff Lange
4,791 Points
Lots of errors in my init method: 'AnyObject?' is not convertible to 'String!'

Posted April 11, 2015 4:48pm by Jeff Lange

Jeff Lange
4,791 Points
2 Answers
Jeanne Merle
3,390 Points
No image displayed

Posted April 8, 2015 6:38pm by Jeanne Merle

Jeanne Merle
3,390 Points
3 Answers
MUZ140563 Brighton Madire
4,365 Points
I need help on this!

Posted April 8, 2015 8:32am by MUZ140563 Brighton Madire

MUZ140563 Brighton Madire
4,365 Points
1 Answer
Philip Ondrejack
4,287 Points
Why do we have to create a helper method?

Posted April 5, 2015 4:46pm by Philip Ondrejack

Philip Ondrejack
4,287 Points
2 Answers
Charles Harpke
33,986 Points
Sliders.

Posted April 5, 2015 2:41pm by Charles Harpke

Charles Harpke
33,986 Points
1 Answer
Tyler Banks
3,109 Points
Build a Playlist Browser with Swift, refactoring our code, Adding Multiple Playlists

Posted April 5, 2015 9:23am by Tyler Banks

Tyler Banks
3,109 Points
1 Answer
Christine Rose
6,745 Points
Algorhythm App Crashing (???)

Posted April 4, 2015 10:57pm by Christine Rose

Christine Rose
6,745 Points
0 Answers
Christine Rose
6,745 Points
I think I'm using another version of Xcode. The class wasn't UIViewController, & the Cocoa template was quite different

Posted April 4, 2015 7:58pm by Christine Rose

Christine Rose
6,745 Points
8 Answers
Sonal Vajandar
2,003 Points
Why do we use the round braces when we are assigning the "friends" property of Treehouse structure to the var friends.

Posted April 3, 2015 9:44pm by Sonal Vajandar

Sonal Vajandar
2,003 Points
1 Answer

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