Treehouse | Community | Child Traversal

⚡ CYBER NOVEMBER SALE ⚡ 50% off any plan for 6 months, exclusive to new subscribers.

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

Newest
- Newest
- Active
- Unanswered
- Featured
All Topics

Leila Mahmoudi
5,037 Points
Cannot read property '1' of null

Posted December 5, 2021 7:47pm by Leila Mahmoudi

Leila Mahmoudi
5,037 Points
2 Answers
Leila Mahmoudi
5,037 Points
previous sibling

Posted December 5, 2021 6:20pm by Leila Mahmoudi

Leila Mahmoudi
5,037 Points
1 Answer
enoch okyere
4,681 Points
I am confused about how to add the "highlight" class to the previous sibling p tag. Any help?

Posted October 18, 2021 2:40pm by enoch okyere

enoch okyere
4,681 Points
1 Answer
Mel Parker
Front End Web Development Techdegree Student 7,932 Points
I can't get the javascript for the "up" and "down" buttons to work. I followed the code in the video.

Posted August 12, 2021 11:39am by Mel Parker

Mel Parker
Front End Web Development Techdegree Student 7,932 Points
2 Answers
Justin Kao
5,724 Points
Challenge Solution: Only ONE more Listener

Posted August 7, 2021 6:03am by Justin Kao

Justin Kao
5,724 Points
0 Answers
Jacquelyn Springs
9,395 Points
i used the parent element had parent.removeChild at first but then parent.removeMe

Posted July 25, 2021 8:46am by Jacquelyn Springs

Jacquelyn Springs
9,395 Points
1 Answer
Jacquelyn Springs
9,395 Points
I used remove.parentNode('removeMe') but that also did not work

Posted July 24, 2021 9:20pm by Jacquelyn Springs

Jacquelyn Springs
9,395 Points
1 Answer
Marcus Alleyne
11,469 Points
Trouble starting

Posted July 16, 2021 8:28pm by Marcus Alleyne

Marcus Alleyne
11,469 Points
1 Answer
Sean Fallon
8,516 Points
I notice .nextElementSibling is read only and you can't color text.

Posted July 8, 2021 9:24pm by Sean Fallon

Sean Fallon
8,516 Points
3 Answers
Mahmoud Talass
9,274 Points
how many nodes you need to perform an insertBefore()

Posted July 6, 2021 11:32pm by Mahmoud Talass

Mahmoud Talass
9,274 Points
0 Answers
Sara Masek
Front End Web Development Techdegree Student 11,513 Points
Difficulty accessing the previous sibling element in an addEventListener function

Posted June 20, 2021 6:28pm by Sara Masek

Sara Masek
Front End Web Development Techdegree Student 11,513 Points
2 Answers
charlie alton
Front End Web Development Techdegree Student 8,879 Points
I cant figure this out.

Posted June 11, 2021 5:00am by charlie alton

charlie alton
Front End Web Development Techdegree Student 8,879 Points
1 Answer
Amy Tomey
12,847 Points
cosole.log ''Uncaught SyntaxError: Unexpected token ')" on line 33 when I remove the comment... what have I missed?

Posted May 11, 2021 3:11pm by Amy Tomey

Amy Tomey
12,847 Points
1 Answer
james rendeiro
Full Stack JavaScript Techdegree Student 4,059 Points
I spelled style without the t........... spelling mistake. carry on.

Posted May 6, 2021 3:48pm by james rendeiro

james rendeiro
Full Stack JavaScript Techdegree Student 4,059 Points
0 Answers
Shawn Calhoun
Full Stack JavaScript Techdegree Graduate 16,644 Points
Why did setting the className to 'highlight' actually highlight the elements in the exercise?

Posted May 2, 2021 3:29pm by Shawn Calhoun

Shawn Calhoun
Full Stack JavaScript Techdegree Graduate 16,644 Points
1 Answer
Kylie Soderblom
3,890 Points
add a class of highlight to a <p> element that's an immediate previous sibling of the button

Posted April 29, 2021 1:42am by Kylie Soderblom

Kylie Soderblom
3,890 Points
3 Answers
VICTORIA DENNIS
Full Stack JavaScript Techdegree Student 3,679 Points
Why does insertBefore not work when put in the if statement?

Posted April 22, 2021 7:31pm by VICTORIA DENNIS

VICTORIA DENNIS
Full Stack JavaScript Techdegree Student 3,679 Points
2 Answers
ja5on
10,339 Points
The DOM difficulty???

Posted April 20, 2021 3:07pm by ja5on

ja5on
10,339 Points
1 Answer
Nas Jones
7,849 Points
I don't see what im doing wrong? the error was cannot read property 1 of null

Posted April 18, 2021 3:51am by Nas Jones

Nas Jones
7,849 Points
1 Answer
Nas Jones
7,849 Points
I don't see what im doing wrong? the error was cannot read property 1 of null

Posted April 18, 2021 3:51am by Nas Jones

Nas Jones
7,849 Points
0 Answers
Nas Jones
7,849 Points
I don't see what im doing wrong? the error was cannot read property 1 of null

Posted April 18, 2021 3:51am by Nas Jones

Nas Jones
7,849 Points
0 Answers
Colin Bondi
8,005 Points
Can't figure this out, it works in the browser but not for this challenge.

Posted April 17, 2021 9:12pm by Colin Bondi

Colin Bondi
8,005 Points
1 Answer
Nas Jones
7,849 Points
Challenge

Posted April 16, 2021 6:36am by Nas Jones

Nas Jones
7,849 Points
3 Answers
Nas Jones
7,849 Points
Button not working

Posted April 1, 2021 9:42pm by Nas Jones

Nas Jones
7,849 Points
1 Answer
Hanwen Zhang
20,084 Points
Why my code is wrong? I thought the paragraph is the child to the section.

Posted March 29, 2021 9:03pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
1 Answer
Hanwen Zhang
20,084 Points
what does the (e) in function(e) means? What does the event in function mean? do we use the (e) letter every time?

Posted March 29, 2021 8:51pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
3 Answers
Hanwen Zhang
20,084 Points
Why my code is incorrect here? Shouldn't use 'p' to reference paragraph?

Posted March 29, 2021 8:50pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
1 Answer
Hanwen Zhang
20,084 Points
Question : if (prevLi) {ul.insertBefore(li, prevLi);} and if (nextLi) {ul.insertBefore(nextLi, li)} .

Posted March 29, 2021 8:09pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
1 Answer
Patrick Eaton
3,860 Points
Misunderstanding or bug?

Posted March 27, 2021 7:42pm by Patrick Eaton

Patrick Eaton
3,860 Points
2 Answers
Travis Sly
3,947 Points
Why is .parentNode *2 necessary?

Posted March 8, 2021 4:15am by Travis Sly

Travis Sly
3,947 Points
2 Answers

Prev Page 1 of 21 Next

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