Treehouse | Community

Newest
- Newest
- Active
- Unanswered
- Featured
All Topics

chazber
4,849 Points
Feeding HashSet constructor a List with duplicate item not automatically removing it.

Posted August 21, 2019 2:54pm by chazber

chazber
4,849 Points
2 Answers
chazber
4,849 Points
How exactly does the HashSet class prevent duplicate items in its collection?

Posted August 21, 2019 2:36pm by chazber

chazber
4,849 Points
1 Answer
chazber
4,849 Points
I need help with IComparer implementation.

Posted August 15, 2019 6:01pm by chazber

chazber
4,849 Points
- C#
- C# Collections
- Lists
- Sorting Lists
1 Answer
chazber
4,849 Points
Where is the course that talks about delegates? If it exists.

Posted August 14, 2019 5:50pm by chazber

chazber
4,849 Points
- C#
- C# Collections
- Lists
- Sorting Lists
2 Answers
Beniamin Bibrowski
3,773 Points
What have I done wrong ? I am getting "Object reference not set to an instance of an object" error

Posted July 17, 2019 11:32am by Beniamin Bibrowski

Beniamin Bibrowski
3,773 Points
2 Answers
richardking4
2,994 Points
This code challenge is a little unfair

Posted May 21, 2019 6:14pm by richardking4

richardking4
2,994 Points
1 Answer
dot com
15,075 Points
questions about a line of code

Posted May 19, 2019 7:24pm by dot com

dot com
15,075 Points
3 Answers
dot com
15,075 Points
cant get the program to compile for some reason even though i copied the files

Posted May 18, 2019 8:21pm by dot com

dot com
15,075 Points
- C#
- C# Collections
- Lists
- Sorting Lists
1 Answer
dot com
15,075 Points
Help with this challange

Posted May 18, 2019 5:49pm by dot com

dot com
15,075 Points
1 Answer
dot com
15,075 Points
Struggle to solve this challange

Posted May 17, 2019 3:42pm by dot com

dot com
15,075 Points
2 Answers
Larry Davis
4,581 Points
"Bummer" message says I need to increment the count each time the same word is entered; I believe this does that.

Posted February 26, 2019 9:15pm by Larry Davis

Larry Davis
4,581 Points
1 Answer
evanpavan
4,484 Points
For the previous code challenge I'm stuck at "Bummer: The given key was not present in the dictionary."

Posted February 18, 2019 6:00pm by evanpavan

evanpavan
4,484 Points
0 Answers
Andrew McPheron
14,290 Points
Code looks fine in debugger, but getting 'table should have 6 rows and columns'

Posted October 20, 2018 11:59pm by Andrew McPheron

Andrew McPheron
14,290 Points
2 Answers
PRO

Carel Du Plessis
Pro Student 16,356 Points
I don't see the 3 times it resizes the List

Posted October 11, 2018 2:47am by Carel Du Plessis

Carel Du Plessis
Pro Student 16,356 Points
- C#
- C# Collections
- Lists
- Lists
0 Answers
PRO

Carel Du Plessis
Pro Student 16,356 Points
Internally, items inside of a List are stored in an array.

Posted October 11, 2018 2:40am by Carel Du Plessis

Carel Du Plessis
Pro Student 16,356 Points
- C#
- C# Collections
- Lists
- Lists
1 Answer
Claire Gersabeck
2,368 Points
Not sure why my answer for this powers challenge is not correct

Posted September 7, 2018 5:21pm by Claire Gersabeck

Claire Gersabeck
2,368 Points
- C#
- C# Collections
- Lists
- Lists
1 Answer
Simbarashe Chikaura
8,979 Points
Bummer: Each time a word is added, its count should increase by 1.

Posted August 27, 2018 1:24pm by Simbarashe Chikaura

Simbarashe Chikaura
8,979 Points
2 Answers
Jason Finley
13,168 Points
This should be producing a table with the same number of rows and columns as the maxFactor passed into it.

Posted August 24, 2018 3:15pm by Jason Finley

Jason Finley
13,168 Points
2 Answers
Fredrik Rönnehag
2,341 Points
The item at index 1 should be 2

Posted July 31, 2018 7:16pm by Fredrik Rönnehag

Fredrik Rönnehag
2,341 Points
- C#
- C# Collections
- Lists
- Lists
1 Answer
PRO

Tojo Alex
Pro Student 13,331 Points
I can't pass this quiz

Posted July 26, 2018 12:33pm by Tojo Alex

Tojo Alex
Pro Student 13,331 Points
- C#
- C# Collections
- Lists
- Lists
1 Answer
Fredrik Rönnehag
2,341 Points
Multidimensional Array

Posted July 23, 2018 1:51pm by Fredrik Rönnehag

Fredrik Rönnehag
2,341 Points
1 Answer
Fredrik Rönnehag
2,341 Points
Looping through a 3D jagged array

Posted July 23, 2018 1:27pm by Fredrik Rönnehag

Fredrik Rönnehag
2,341 Points
1 Answer
Mohammad Siddeq
10,968 Points
Create a method named WordsWithCountGreaterThan that takes an integer as a parameter. The method should return a diction

Posted June 26, 2018 2:51am by Mohammad Siddeq

Mohammad Siddeq
10,968 Points
1 Answer
odalis garcia
21,310 Points
Please help

Posted May 31, 2018 2:26am by odalis garcia

odalis garcia
21,310 Points
1 Answer
Garrosh HellScream
7,503 Points
How do you return a jagged array?

Posted May 22, 2018 7:03pm by Garrosh HellScream

Garrosh HellScream
7,503 Points
1 Answer
chanjong kim
2,315 Points
index out of range

Posted April 16, 2018 12:48pm by chanjong kim

chanjong kim
2,315 Points
- C#
- C# Collections
- Lists
- Lists
1 Answer
Daniel Breen
14,636 Points
Wouldn't it make more sense to only accept Student?

Posted April 13, 2018 4:23pm by Daniel Breen

Daniel Breen
14,636 Points
1 Answer
Karlijn Willems
9,961 Points
Trying to create an array of arrays... Stuck on the error: Object reference not set to an instance of an object

Posted March 31, 2018 10:08am by Karlijn Willems

Karlijn Willems
9,961 Points
3 Answers
chanjong kim
2,315 Points
why?

Posted March 27, 2018 5:58am by chanjong kim

chanjong kim
2,315 Points
1 Answer
chanjong kim
2,315 Points
helpme

Posted March 26, 2018 5:12am by chanjong kim

chanjong kim
2,315 Points
2 Answers

Prev Page 1 of 4 Next

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

chazber

chazber

chazber

chazber

chazber

chazber

chazber

chazber

Beniamin Bibrowski

Beniamin Bibrowski

richardking4

richardking4

dot com

dot com

dot com

dot com

dot com

dot com

dot com

dot com

Larry Davis

Larry Davis

evanpavan

evanpavan

Andrew McPheron

Andrew McPheron

Carel Du Plessis

Carel Du Plessis

Carel Du Plessis

Carel Du Plessis

Claire Gersabeck

Claire Gersabeck

Simbarashe Chikaura

Simbarashe Chikaura

Jason Finley

Jason Finley

Fredrik Rönnehag

Fredrik Rönnehag

Tojo Alex

Tojo Alex

Fredrik Rönnehag

Fredrik Rönnehag

Fredrik Rönnehag

Fredrik Rönnehag

Mohammad Siddeq

Mohammad Siddeq

odalis garcia

odalis garcia

Garrosh HellScream

Garrosh HellScream

chanjong kim

chanjong kim

Daniel Breen

Daniel Breen

Karlijn Willems

Karlijn Willems

chanjong kim

chanjong kim

chanjong kim

chanjong kim

Sign in