Treehouse | Community | Initializing Optional Values

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Patrick Duhamel
5,786 Points
Failable initializer task is missing something, but Playground or Preview mode doesn't give me a hint on the issue...

Posted June 20, 2017 2:22am by Patrick Duhamel

Patrick Duhamel
5,786 Points
1 Answer
Praneeth Raghav
1,149 Points
It is not compiling!!

Posted June 12, 2017 2:28pm by Praneeth Raghav

Praneeth Raghav
1,149 Points
1 Answer
lvwdhydynw
6,443 Points
Why there can't be a question mark after buildingNumber?

Posted June 12, 2017 10:45am by lvwdhydynw

lvwdhydynw
6,443 Points
1 Answer
Gani Shoiynbay
1,089 Points
I have an error

Posted June 7, 2017 8:10am by Gani Shoiynbay

Gani Shoiynbay
1,089 Points
1 Answer
Julian Gu
12,490 Points
What is the role of = in this video?

Posted June 6, 2017 5:19am by Julian Gu

Julian Gu
12,490 Points
1 Answer
O'Ryan Alexander
Full Stack JavaScript Techdegree Student 5,671 Points
Need a little help

Posted June 5, 2017 10:55pm by O'Ryan Alexander

O'Ryan Alexander
Full Stack JavaScript Techdegree Student 5,671 Points
2 Answers
Julian Gu
12,490 Points
It says that I have a compiler error but when I click preview nothing is shown.

Posted June 5, 2017 3:20am by Julian Gu

Julian Gu
12,490 Points
1 Answer
Chris Bahr
5,614 Points
How can I retrieve the values passed in as a dictionary to construct the failable initializer?

Posted June 1, 2017 4:17am by Chris Bahr

Chris Bahr
5,614 Points
1 Answer
Ben Hendricks
Python Web Development Techdegree Student 15,217 Points
Enum Methods challenge Swift 3.0 giving me troubles

Posted May 31, 2017 1:32am by Ben Hendricks

Ben Hendricks
Python Web Development Techdegree Student 15,217 Points
1 Answer
Calvin Webster
3,039 Points
buttons.swift Code Challenge Trouble

Posted May 28, 2017 7:44pm by Calvin Webster

Calvin Webster
3,039 Points
0 Answers
mahi
7,137 Points
how to solve this?

Posted May 28, 2017 7:03pm by mahi

mahi
7,137 Points
0 Answers
Joshua Hardy
17,317 Points
enum & associated values

Posted May 26, 2017 3:44pm by Joshua Hardy

Joshua Hardy
17,317 Points
1 Answer
Jonathan Holland
iOS Development Techdegree Student 4,037 Points
I don't see the comments that show the initializer....

Posted May 22, 2017 8:40pm by Jonathan Holland

Jonathan Holland
iOS Development Techdegree Student 4,037 Points
1 Answer
Paul Pepe
1,900 Points
There is an error in this exercise. It's mentioned to use : UIBarButtonStyle but it should be UIBarButtonItemStyle.

Posted May 20, 2017 1:46pm by Paul Pepe

Paul Pepe
1,900 Points
1 Answer
Gregory Helton
2,029 Points
I get 'Bummer' when I check my solution but it works in my playground & no errors show when I click Preview

Posted May 19, 2017 1:19pm by Gregory Helton

Gregory Helton
2,029 Points
0 Answers
PLUS

Francisco Quintero
Courses Plus Student 1,586 Points
Optionals! Code Challenge : Spectre

Posted May 15, 2017 3:22am by Francisco Quintero

Francisco Quintero
Courses Plus Student 1,586 Points
2 Answers
Raju Ramesh
307 Points
Enumrations

Posted May 13, 2017 3:37pm by Raju Ramesh

Raju Ramesh
307 Points
1 Answer
Yuqing Lu
7,032 Points
what is missing in my code.

Posted May 12, 2017 1:02pm by Yuqing Lu

Yuqing Lu
7,032 Points
1 Answer
Arno De Jonge
5,960 Points
Can't progress

Posted May 11, 2017 3:13pm by Arno De Jonge

Arno De Jonge
5,960 Points
0 Answers
Brian Bellini
3,930 Points
This challenge specifically tells you to use UIBarButtonStyle but the compiler says its an unresolved identifier.

Posted May 6, 2017 4:03pm by Brian Bellini

Brian Bellini
3,930 Points
1 Answer
Collin Cannavo
2,494 Points
"An enum named Button" challenge throwing an error

Posted May 5, 2017 4:18am by Collin Cannavo

Collin Cannavo
2,494 Points
1 Answer
Brian Bellini
3,930 Points
How do you get the color samples shown in the results panel on the video (The little color circles)?

Posted May 4, 2017 8:29pm by Brian Bellini

Brian Bellini
3,930 Points
0 Answers
Kenneth Dubroff
10,612 Points
Instructions say assign to a constant named 'done'. Compiler throws an error saying assign to doneButton. Neither works

Posted May 4, 2017 8:18pm by Kenneth Dubroff

Kenneth Dubroff
10,612 Points
1 Answer
Collin Cannavo
2,494 Points
Error with code for enumeration challenge

Posted May 4, 2017 12:55pm by Collin Cannavo

Collin Cannavo
2,494 Points
0 Answers
Danny Olsen
10,221 Points
I have no clue why this code wont satisfy the challenge, error, you need to provide an implementation for the move metho

Posted May 1, 2017 1:23pm by Danny Olsen

Danny Olsen
10,221 Points
2 Answers
lvwdhydynw
6,443 Points
Why do we "guard" a name and an age here instead of address?

Posted April 28, 2017 3:16pm by lvwdhydynw

lvwdhydynw
6,443 Points
3 Answers
Vladislav Kobyakov
9,439 Points
What's the solution to this challenge?

Posted April 28, 2017 2:05pm by Vladislav Kobyakov

Vladislav Kobyakov
9,439 Points
1 Answer
Bernard Juru
3,038 Points
My code is giving this error -> Make sure you assign the results of the expression to a constant named doneButton

Posted April 26, 2017 1:03pm by Bernard Juru

Bernard Juru
3,038 Points
2 Answers
PLUS

Scott Baumbich
Courses Plus Student 22,129 Points
Cant get passed this challenge, code works in Xcode but not on website

Posted April 25, 2017 5:29am by Scott Baumbich

Scott Baumbich
Courses Plus Student 22,129 Points
1 Answer
Corbin Cartwright
2,745 Points
help with optional unbinding

Posted April 25, 2017 5:17am by Corbin Cartwright

Corbin Cartwright
2,745 Points
1 Answer

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