Ruby Issue Tracking System

12/27/2020

09:09 AM Ruby Bug #17478 (Closed): Ruby3.0 is slower than Ruby2.7.2 when parsing a large CSV file

Ruby3.0 is around 10%-20% slower than Ruby2.7.2 when parsing and aggregating a large CSV file.
The script is here:
```ruby
require "csv"
name_to_cost = Hash.new(0)
CSV.foreach(ARGV[0], headers: true) do |row|
name_to_cost[r... okkez (okkez _)

12/03/2018

02:34 AM Ruby Bug #15322 (Closed): Time.strptime does not support %3N, %6N, %9N

Applied in changeset trunk|r66145.
----------
time.rb: remove the unsupported formatting options from the document [ci skip]
Time.strptime does not support %3N, %6N, and %9N.
close [Bug #15322] okkez (okkez _)

02:12 AM Ruby Bug #15322: Time.strptime does not support %3N, %6N, %9N

Thank you for comments. I will commit the patch. okkez (okkez _)

02:34 AM Ruby Revision 66ec94d5 (git): time.rb: remove the unsupported formatting options from the document [ci skip]

Time.strptime does not support %3N, %6N, and %9N.
close [Bug #15322]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66145 b2dd03c8-39d4-4d8f-98ff-823fe69b080e okkez (okkez _)

11/20/2018

08:12 AM Ruby Bug #15322 (Closed): Time.strptime does not support %3N, %6N, %9N

~~~
Time.strptime("2018-11-20 17:11:22.123", "%Y-%m-%d %H:%M:%S.%3N")
# => raise ArgumentError: invalid strptime format - `%Y-%m-%d %H:%M:%S.%3N'
Time.strptime("2018-11-20 17:11:22.123456", "%Y-%m-%d %H:%M:%S.%6N")
# => raise Argumen... okkez (okkez _)

05/31/2018

02:32 PM Ruby Feature #14800 (Open): Zlib::GzipReader#read does not support 2nd argument

`Zlib::GzipReader#read` does not support 2nd argument for output buffer.
It is not same as `IO#read` and `StringIO#read`.
It is useful for duck typing to copy both plain files and gzipped files.
See also
* https://docs.ruby-lang... okkez (okkez _)

04/09/2018

05:51 AM Ruby Bug #14668: Ruby2.6.0-preview1とtrunkでnmatrixがコンパイルできない

trunk で試したところコンパイルが通るようになりました。
ありがとうございます！
余談も https://github.com/SciRuby/nmatrix に共有しておきます。 okkez (okkez _)

04/06/2018

03:58 AM Ruby Bug #14668 (Closed): Ruby2.6.0-preview1とtrunkでnmatrixがコンパイルできない

https://github.com/SciRuby/nmatrix
Ruby2.5.1 まではコンパイルできたのですが、Ruby2.6.0-preview1 および trunk(r63103) でコンパイルできませんでした。
trunk を使ってビルドしたときのログです。
```
$ cd nmatrix
$ bundle exec rake compile:nmatrix
cd tmp/x86_64-linux/nmatrix/2.6.0
... okkez (okkez _)

02:55 AM Ruby Bug #12181 (Closed): ブロックがたくさんあるファイルを編集するとruby-modeが重い

再度確認したら、特に問題なく使えるているみたいなので閉じます。 okkez (okkez _)

01/27/2018

07:45 AM Ruby Bug #14409: インストール手順の改善

desription のフォーマットがおかしかったのを修正しました。 okkez (okkez _)