Treehouse | Community | Creating a Data Collection

🤑 Join the Treehouse affiliate program and earn 25% commission!

Join our Live Career-Building Workshop: Fast-Track Your Tech Career Without a Degree! ⭐ Register here!

🌟 Dreaming of a bright future? 🎓 Ask about the Treehouse Scholarship program! 🚀

Curious which AI tools Treehouse developers love? ⚙️ Check them out!

🫡 Treehouse for Military offers discounts to Veterans, service members and their families!

Newest
- Newest
- Active
- Unanswered
- Featured
All Topics

Nick Frozz
31,289 Points
What am I doing wrong?

Posted February 15, 2018 10:07pm by Nick Frozz

Nick Frozz
31,289 Points
0 Answers
Cory Waldroup
3,609 Points
I am getting an error that I am not adding all three items. Any ideas?

Posted February 7, 2018 2:10am by Cory Waldroup

Cory Waldroup
3,609 Points
1 Answer
Stefan Mach
3,691 Points
Now stuck on number 3

Posted March 26, 2017 10:31am by Stefan Mach

Stefan Mach
3,691 Points
1 Answer
Stefan Mach
3,691 Points
I think this code challenge is broken.

Posted March 26, 2017 9:09am by Stefan Mach

Stefan Mach
3,691 Points
1 Answer
Kacey Gambill
275 Points
Build a Simple iPhone App Objective-C how to initialize array in challenge task?

Posted December 30, 2016 11:56am by Kacey Gambill

Kacey Gambill
275 Points
1 Answer
Gregory Benko
12,151 Points
How to extract object from NSArray and store it into a string?

Posted December 18, 2016 8:46pm by Gregory Benko

Gregory Benko
12,151 Points
1 Answer
Mohammed Istiaq Ullah
2,399 Points
confused with why self is needed while extracting value from arrays or etc

Posted October 12, 2016 5:28am by Mohammed Istiaq Ullah

Mohammed Istiaq Ullah
2,399 Points
0 Answers
Reena Y
994 Points
why we are writing self.shoppingList but not self.shoppingCart in .m file.Also,why no alloc for shoppingCart?

Posted June 26, 2016 5:41am by Reena Y

Reena Y
994 Points
0 Answers
brandenyang
4,998 Points
What is wrong with my code on Task 3 of 3 in Creating a Data Collection?

Posted May 29, 2016 3:31pm by brandenyang

brandenyang
4,998 Points
2 Answers
Renan A
4,425 Points
Assigning an object from a shoppingList NSArray as a shoppingCart NSString value

Posted May 24, 2016 6:12pm by Renan A

Renan A
4,425 Points
3 Answers
PLUS

Martin Smith
Courses Plus Student 467 Points
(objective C) Can't figure out this simple array problem

Posted May 22, 2016 2:52pm by Martin Smith

Martin Smith
Courses Plus Student 467 Points
1 Answer
PLUS

Andre Robinson
Courses Plus Student 6,057 Points
Please help

Posted May 19, 2016 5:09am by Andre Robinson

Andre Robinson
Courses Plus Student 6,057 Points
1 Answer
Vivian Mak
1,943 Points
We're going grocery shopping and we need an array of grocery items to buy.

Posted April 26, 2016 9:30am by Vivian Mak

Vivian Mak
1,943 Points
0 Answers
PLUS

h l
Courses Plus Student 377 Points
getting error initializing array in "creating a data model/collection" lesson

Posted March 18, 2016 9:04pm by h l

h l
Courses Plus Student 377 Points
1 Answer
Eliot Ostling
9,599 Points
Undeclared ID

Posted February 2, 2016 7:24pm by Eliot Ostling

Eliot Ostling
9,599 Points
2 Answers
ariel lowenstein
280 Points
initWithObjects problem

Posted February 1, 2016 4:19pm by ariel lowenstein

ariel lowenstein
280 Points
1 Answer
Jessie Cui
7,607 Points
what does it mean to add the property to the header file?

Posted January 26, 2016 10:32pm by Jessie Cui

Jessie Cui
7,607 Points
1 Answer
Jérémy Brunet
2,014 Points
Why using "self" when we initialize an NSArray?

Posted January 14, 2016 10:04pm by Jérémy Brunet

Jérémy Brunet
2,014 Points
1 Answer
Kevin McNamara
7,483 Points
Not Understanding part 3

Posted November 12, 2015 11:26pm by Kevin McNamara

Kevin McNamara
7,483 Points
1 Answer
Kevin McNamara
7,483 Points
It says to add three items to a list. My code reads: self.shoppingList = @[@"toothpaste", @"bread", @"eggs", nil]

Posted November 12, 2015 11:08pm by Kevin McNamara

Kevin McNamara
7,483 Points
1 Answer
sassyn
5,981 Points
What is wrong with this statement? Stuck on code challenge

Posted October 23, 2015 8:17am by sassyn

sassyn
5,981 Points
1 Answer
Lester Paredes
4,543 Points
Creating a Data Model Challenge 2 of 3

Posted October 9, 2015 5:56pm by Lester Paredes

Lester Paredes
4,543 Points
1 Answer
PLUS

mirko di ciano
Courses Plus Student 4,679 Points
Sorry to ask but i dont get whats wrong

Posted September 15, 2015 8:09am by mirko di ciano

mirko di ciano
Courses Plus Student 4,679 Points
1 Answer
PLUS

mirko di ciano
Courses Plus Student 4,679 Points
Need help with this problem

Posted September 15, 2015 7:10am by mirko di ciano

mirko di ciano
Courses Plus Student 4,679 Points
2 Answers
kumarsaurabhsinha
3,428 Points
Please help me with this

Posted September 8, 2015 9:45am by kumarsaurabhsinha

kumarsaurabhsinha
3,428 Points
2 Answers
Laura Kirby
1,814 Points
Initialize NSArray with three NSString objects. My code works in Xcode but is not evaluated as a correct solution here.

Posted September 7, 2015 11:24pm by Laura Kirby

Laura Kirby
1,814 Points
2 Answers
Ocky Wiemeijer
5,451 Points
retrieving string from Array and assigning it to an NSString

Posted September 7, 2015 3:12pm by Ocky Wiemeijer

Ocky Wiemeijer
5,451 Points
1 Answer
Unsubscribed User
882 Points
What is wrong with my code??

Posted September 4, 2015 4:51pm by Unsubscribed User

Unsubscribed User
882 Points
2 Answers
Matthew Jennings
6,545 Points
Cannot seem to get past this task! Can someone please help? What am I missing?

Posted September 3, 2015 7:36pm by Matthew Jennings

Matthew Jennings
6,545 Points
2 Answers
Matthew Jennings
6,545 Points
In Task 2 of the code challenge for Build a Simple iPhone App with Objective-C, the preview is not working.

Posted September 3, 2015 7:06pm by Matthew Jennings

Matthew Jennings
6,545 Points
2 Answers

Prev Page 1 of 3 Next

Posting to the forum is only allowed for members with active accounts.
Please sign in or sign up to post.