Highest voted questions in Collections

+11 votes

10 answers

reduce-kv fails on subvec

asked Nov 20, 2016 in Collections by jira

+10 votes

1 answer

Common patterns for optional fields interact poorly with spec

asked Feb 15, 2022 in Collections by Joshua Suskalo

+9 votes

3 answers

Persistent collections can implement equiv() more efficiently

asked Sep 30, 2021 in Collections by Ben Sless

+8 votes

1 answer

submap? - recursively check if one map is contained in another

asked Mar 9 in Collections by Paulus Esterhazy

+7 votes

16 answers

Make conj assoc dissoc and transient versions handle args similarly

asked Nov 5, 2012 in Collections by jira

+6 votes

1 answer

Can group-by be generalized?

asked Oct 18, 2022 in Collections by Ben Sless

+5 votes

2 answers

get/find/assoc on vectors overflows key when passed large longs

asked Sep 22, 2021 in Collections by Ambrose Bonnaire-Ser

+5 votes

3 answers

Should I prefer nil to empty collections?

asked Aug 14, 2019 in Collections by vlaaad

+4 votes

2 answers

Rest for map destructuring

asked Oct 25, 2021 in Collections by Mikhail Kuzmin

+4 votes

1 answer

Vector equiv() causes lazy seqs to be fully realized

asked Oct 15, 2021 in Collections by yuhan0

+4 votes

0 answers

Could we expose the data behind ranges?

asked Jul 10, 2021 in Collections by Chris Nuernberger

+3 votes

1 answer

Is there any performance difference between creating vector via (into [] xs) or (vec xs)?

asked Jun 3 in Collections by Andray Shotkin

+3 votes

2 answers

A faster merge?

asked Mar 17 in Collections by Erik Assum

+3 votes

1 answer

`update-keys` and `update-vals` missing the `& args` from `update`

asked Aug 9, 2022 in Collections by Aleksander Madland S

+3 votes

2 answers

`update-vals` not preserving sorted maps?

asked Jul 27, 2022 in Collections by David Russell

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