Treehouse | Community | Using a Map to store Contact Methods

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Gonzalo Torres del Fierro
Courses Plus Student 16,751 Points
i use the good idea from Yani Kapitanov...but still having one error:

Posted October 17, 2016 11:25am by Gonzalo Torres del Fierro

Gonzalo Torres del Fierro
Courses Plus Student 16,751 Points
2 Answers
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Gonzalo Torres del Fierro
Courses Plus Student 16,751 Points
hello may i use this: have 1 error: return mContactMehods.KeySet();

Posted October 17, 2016 10:34am by Gonzalo Torres del Fierro

Gonzalo Torres del Fierro
Courses Plus Student 16,751 Points
1 Answer
Jay Bhatt
6,502 Points
How do I extract my answer from the if statement onto the return?

Posted September 23, 2016 12:42am by Jay Bhatt

Jay Bhatt
6,502 Points
2 Answers
Julian Garcia
18,380 Points
java compiler error

Posted July 9, 2016 3:28am by Julian Garcia

Julian Garcia
18,380 Points
2 Answers
Simon Andersson
6,880 Points
Code challenge 2/3, return the keys from a hashmap?

Posted May 27, 2016 2:17am by Simon Andersson

Simon Andersson
6,880 Points
1 Answer
pratham daswani
979 Points
Java - Maps

Posted May 23, 2016 11:31am by pratham daswani

pratham daswani
979 Points
1 Answer
Dax Stucki
1,034 Points
task 1 I added " mContactMethods.add(method, value); " What am I missing?

Posted April 7, 2016 5:59am by Dax Stucki

Dax Stucki
1,034 Points
1 Answer
Matthew Earlywine
2,560 Points
For this task, let's fix the getContactInfo

Posted March 18, 2016 2:41am by Matthew Earlywine

Matthew Earlywine
2,560 Points
4 Answers
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kabir k
Courses Plus Student 18,036 Points
Having trouble with the addContactMethod() method - 1 of 3

Posted March 14, 2016 1:27am by kabir k

kabir k
Courses Plus Student 18,036 Points
2 Answers
Audi Lou Abatayo
2,645 Points
Why methodName?

Posted March 2, 2016 2:25pm by Audi Lou Abatayo

Audi Lou Abatayo
2,645 Points
1 Answer
mayur lalwani
992 Points
PARAMETER

Posted February 9, 2016 2:24pm by mayur lalwani

mayur lalwani
992 Points
1 Answer
indraneel
2,211 Points
getAvailableContactMethods

Posted December 15, 2015 3:11pm by indraneel

indraneel
2,211 Points
1 Answer
jinhwa yoo
10,042 Points
help me

Posted December 14, 2015 7:13am by jinhwa yoo

jinhwa yoo
10,042 Points
0 Answers
Neelesh Tewani
1,239 Points
cannot find symbol?

Posted October 31, 2015 6:06pm by Neelesh Tewani

Neelesh Tewani
1,239 Points
2 Answers
Joseph Kawa
1,807 Points
Error in code

Posted September 29, 2015 9:50pm by Joseph Kawa

Joseph Kawa
1,807 Points
1 Answer
Jiten Mistry
4,698 Points
Im not sure how to complete this exercise, could someone please help

Posted September 17, 2015 10:00am by Jiten Mistry

Jiten Mistry
4,698 Points
3 Answers
Gabriel E
8,916 Points
How do I fix the getAvailableContacts method?

Posted September 7, 2015 4:22pm by Gabriel E

Gabriel E
8,916 Points
2 Answers
Grigorij Schleifer
10,365 Points
Map problem ...

Posted July 22, 2015 4:31am by Grigorij Schleifer

Grigorij Schleifer
10,365 Points
2 Answers
Dalton Coble
6,489 Points
I am not sure what Is wrong with my code.

Posted June 20, 2015 2:46am by Dalton Coble

Dalton Coble
6,489 Points
1 Answer
PLUS

Brian Maimone
Courses Plus Student 1,644 Points
Not sure how to fix NullPointerException error. Appreciate help..

Posted June 15, 2015 6:45pm by Brian Maimone

Brian Maimone
Courses Plus Student 1,644 Points
2 Answers
Alex Stephens
13,342 Points
stuck on Java Data structures using a map to store contact methods task 3 of 3

Posted May 23, 2015 12:43pm by Alex Stephens

Alex Stephens
13,342 Points
3 Answers
Juan Santiago
3,766 Points
I'm totally lost :(

Posted May 21, 2015 2:18am by Juan Santiago

Juan Santiago
3,766 Points
1 Answer
Edward Torres
6,158 Points
Don't know what I'm doing wrong.

Posted May 17, 2015 8:17pm by Edward Torres

Edward Torres
6,158 Points
1 Answer
Edward Torres
6,158 Points
Can't seem to get the answer

Posted May 17, 2015 12:39am by Edward Torres

Edward Torres
6,158 Points
1 Answer
Natenda Manyau
3,005 Points
Am Stuck. please help

Posted May 14, 2015 12:26pm by Natenda Manyau

Natenda Manyau
3,005 Points
1 Answer
ISAIAH S
1,409 Points
Not Sure What to Do, or How to Do It.

Posted May 8, 2015 7:14pm by ISAIAH S

ISAIAH S
1,409 Points
1 Answer
Admire Dhodho
5,411 Points
Help me on this

Posted April 27, 2015 12:35pm by Admire Dhodho

Admire Dhodho
5,411 Points
1 Answer
Admire Dhodho
5,411 Points
how do i return this methodname?

Posted April 25, 2015 9:05pm by Admire Dhodho

Admire Dhodho
5,411 Points
2 Answers
Admire Dhodho
5,411 Points
how to return the available contacts.

Posted April 25, 2015 5:22pm by Admire Dhodho

Admire Dhodho
5,411 Points
1 Answer
Admire Dhodho
5,411 Points
this code is not working can some1 explain?

Posted April 24, 2015 7:25pm by Admire Dhodho

Admire Dhodho
5,411 Points
2 Answers

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