Pete Yandell's profile

Pete Yandell's latest activity

Monday, June 22 2009

2724 Duplicate joins when combining scopes and includes with dots in parameters was updated in Ruby on Rails

Pete Yandell commented at 4:03 AM
A minimal test is attached, based on a production app in which I'm seeing this issue.

The guts of it is this:
```
# This succeeds.
publisher.subscribers.tagged_wit...
```
Pete Yandell commented at 3:36 AM
I'm seeing a similar error. I'm trying to come up with a minimal test to reproduce.

Thursday, May 07 2009

2615 OrderedHash.[] constructs a broken hash was created in Ruby on Rails

Pete Yandell created the ticket at 8:53 AM


>> Hash[1, 2, 3, 4]
=> {1=>2, 3=>4}
>> Hash[1, 2, 3, 4].keys
=> [1, 3]
>> ActiveSupport::OrderedHash[1, 2, 3, 4]
=> #<OrderedHash {1=>2, 3=>4}>
>> Active...

Tuesday, December 09 2008

1352 Enumerable#group_by is O(n^2) was updated in Ruby on Rails

Pete Yandell commented at 6:00 AM

Hi Frederick. Thanks for picking this up!

Try it with more groups, by bumping up the i % 13 in your test code to a bigger value.

For i % 130:

current implementa...

Tuesday, November 11 2008

1352 Enumerable#group_by is O(n^2) was created in Ruby on Rails

Pete Yandell created the ticket at 3:39 AM

Enumerable#group_by is O(n^2) in Rails 2.1 and up, making it extremely slow for big data sets.

Some quick tests show that group_by in Rails 2.1 takes 90 times a...