Treehouse | Community | Combining filter() and reduce()

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Kennedy Malonga
18,790 Points
help please

Posted June 8, 2021 3:59am by Kennedy Malonga

Kennedy Malonga
18,790 Points
2 Answers
Kennedy Malonga
18,790 Points
Using forEach, iterate over the numbers array and multiply each number by 10, storing these new numbers in the times10 a

Posted June 3, 2021 6:28am by Kennedy Malonga

Kennedy Malonga
18,790 Points
1 Answer
Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
.filter + .map

Posted May 4, 2021 7:35am by Muaaz Matwadia

Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
1 Answer
Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
.reduce

Posted May 3, 2021 8:27am by Muaaz Matwadia

Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
1 Answer
Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
.return

Posted April 19, 2021 10:06am by Muaaz Matwadia

Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
1 Answer
Hanwen Zhang
20,084 Points
Please help, my code is not working, unexpected token...

Posted April 3, 2021 11:41pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
1 Answer
Hanwen Zhang
20,084 Points
Why my code is not working here using includes()? Thanks

Posted April 3, 2021 3:59pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
1 Answer
Hanwen Zhang
20,084 Points
Why My code is not working here :( Please help!!

Posted April 3, 2021 3:47pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
1 Answer
Hanwen Zhang
20,084 Points
Why my code is not working here?

Posted April 3, 2021 3:04pm by Hanwen Zhang

Hanwen Zhang
20,084 Points
1 Answer
Joe Mbome
Front End Web Development Techdegree Graduate 17,250 Points
Using the filter and reduce methods on the purchaseItems array, add the total price of all the groceries (items with a d

Posted March 26, 2021 8:40pm by Joe Mbome

Joe Mbome
Front End Web Development Techdegree Graduate 17,250 Points
2 Answers
Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
if statment?

Posted March 26, 2021 2:43pm by Muaaz Matwadia

Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
1 Answer
Joe Mbome
Front End Web Development Techdegree Graduate 17,250 Points
phoneNumbers is array of 10 digit phone numbers, where the first three digits, in parentheses, are area codes. Using red

Posted March 26, 2021 2:30pm by Joe Mbome

Joe Mbome
Front End Web Development Techdegree Graduate 17,250 Points
1 Answer
Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
forEach()

Posted March 26, 2021 8:29am by Muaaz Matwadia

Muaaz Matwadia
Full Stack JavaScript Techdegree Graduate 19,327 Points
1 Answer
Gremyko Coleman
9,756 Points
I did my solution a different way, but had the same results

Posted March 8, 2021 8:02am by Gremyko Coleman

Gremyko Coleman
9,756 Points
1 Answer
Rick S
11,273 Points
.map(name => ({ name: name}) ); In the arrow function body, how does it know which 'name' is the provided argument

Posted February 27, 2021 3:04am by Rick S

Rick S
11,273 Points
5 Answers
Rick S
11,273 Points
challenge following this track

Posted February 26, 2021 11:38pm by Rick S

Rick S
11,273 Points
4 Answers
Rick S
11,273 Points
Unexpected identifier error given to me with next challenge

Posted February 26, 2021 7:33pm by Rick S

Rick S
11,273 Points
3 Answers
Bert Witzel
Full Stack JavaScript Techdegree Graduate 27,918 Points
Another way to remove duplicates from an array

Posted February 11, 2021 2:57pm by Bert Witzel

Bert Witzel
Full Stack JavaScript Techdegree Graduate 27,918 Points
1 Answer
Stephen Garcia
Python Development Techdegree Student 11,647 Points
Using the filter method on the years array, return an array of only the years in the twentieth century

Posted February 9, 2021 2:38am by Stephen Garcia

Stephen Garcia
Python Development Techdegree Student 11,647 Points
2 Answers
Daniel Cranney
11,609 Points
I got the right answer for numberOf503 challenge, but it feels like a cheat. How else could I do it?

Posted February 6, 2021 5:29pm by Daniel Cranney

Daniel Cranney
11,609 Points
1 Answer
Andy Hartono
Full Stack JavaScript Techdegree Student 12,335 Points
Please let me know what's wrong with the code I wrote

Posted February 1, 2021 9:49am by Andy Hartono

Andy Hartono
Full Stack JavaScript Techdegree Student 12,335 Points
2 Answers
Joshua Blalock
8,215 Points
Saying that the correct answer is wrong?

Posted January 29, 2021 3:48pm by Joshua Blalock

Joshua Blalock
8,215 Points
1 Answer
Khaled Adad
14,953 Points
Code works in repl.it but not here, unknown error

Posted January 25, 2021 8:16pm by Khaled Adad

Khaled Adad
14,953 Points
2 Answers
Zachary Davidson
Full Stack JavaScript Techdegree Graduate 14,454 Points
Why will my reduce method not work without defining the current value at 0

Posted January 17, 2021 5:20pm by Zachary Davidson

Zachary Davidson
Full Stack JavaScript Techdegree Graduate 14,454 Points
1 Answer
Gata Gbemou
364 Points
filter method on century20, keep getting error

Posted December 29, 2020 6:28pm by Gata Gbemou

Gata Gbemou
364 Points
2 Answers
Brendan Dzeguze
Front End Web Development Techdegree Graduate 14,567 Points
my code isnt working.

Posted December 11, 2020 10:49pm by Brendan Dzeguze

Brendan Dzeguze
Front End Web Development Techdegree Graduate 14,567 Points
1 Answer
Taylor Hall
Front End Web Development Techdegree Graduate 14,496 Points
Sorry guys but in the video Combining filter() and reduce() I actually have more questions than answers.

Posted December 8, 2020 4:56pm by Taylor Hall

Taylor Hall
Front End Web Development Techdegree Graduate 14,496 Points
1 Answer
Taylor Hall
Front End Web Development Techdegree Graduate 14,496 Points
With these Array videos, please can someone explain to me why we don't include an S when we are referencing our arrays?

Posted December 7, 2020 9:11pm by Taylor Hall

Taylor Hall
Front End Web Development Techdegree Graduate 14,496 Points
4 Answers
srinivas gudimella
1,753 Points
how to filter not 20th centuries from the years array

Posted November 30, 2020 8:03pm by srinivas gudimella

srinivas gudimella
1,753 Points
1 Answer
Jordan Kittle
Full Stack JavaScript Techdegree Graduate 20,148 Points
This lesson never taught about wrapping an object literal in parenthesis to tell JavaScript to treat it as a literal.

Posted November 14, 2020 7:35pm by Jordan Kittle

Jordan Kittle
Full Stack JavaScript Techdegree Graduate 20,148 Points
1 Answer

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Kennedy Malonga

Kennedy Malonga

Kennedy Malonga

Kennedy Malonga

Muaaz Matwadia

Muaaz Matwadia

Muaaz Matwadia

Muaaz Matwadia

Muaaz Matwadia

Muaaz Matwadia

Hanwen Zhang

Hanwen Zhang

Hanwen Zhang

Hanwen Zhang

Hanwen Zhang

Hanwen Zhang

Hanwen Zhang

Hanwen Zhang

Joe Mbome

Joe Mbome

Muaaz Matwadia

Muaaz Matwadia

Joe Mbome

Joe Mbome

Muaaz Matwadia

Muaaz Matwadia

Gremyko Coleman

Gremyko Coleman

Rick S

Rick S

Rick S

Rick S

Rick S

Rick S

Bert Witzel

Bert Witzel

Stephen Garcia

Stephen Garcia

Daniel Cranney

Daniel Cranney

Andy Hartono

Andy Hartono

Joshua Blalock

Joshua Blalock

Khaled Adad

Khaled Adad

Zachary Davidson

Zachary Davidson

Gata Gbemou

Gata Gbemou

Brendan Dzeguze

Brendan Dzeguze

Taylor Hall

Taylor Hall

Taylor Hall

Taylor Hall

srinivas gudimella

srinivas gudimella

Jordan Kittle

Jordan Kittle