knu (Akinori MUSHA)
- Login: knu
- Email: knu@ruby-lang.org
- Registered on: 04/28/2008
- Last connection: 05/19/2022
Issues
| open | closed | Total | |
|---|---|---|---|
| Assigned issues | 14 | 131 | 145 |
| Reported issues | 1 | 27 | 28 |
Projects
| Project | Roles | Registered on |
|---|---|---|
| Ruby | Developer | 07/18/2008 |
| Backport187 | Developer, Release Manager | 06/03/2008 |
| Backport191 | Developer | 05/16/2009 |
| Backport192 | Developer | 10/05/2011 |
| Backport193 | Developer | 08/24/2011 |
| Backport200 | Developer | 02/17/2013 |
| Backport21 | Developer | 12/21/2013 |
| Backport22 | Developer | 12/19/2014 |
| Ruby 1.8 | Developer, Release Manager | 04/28/2008 |
| Ruby master | Developer | 04/28/2008 |
Activity
04/24/2022
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02:36 AM Ruby master Feature #18685: Enumerator.product: Cartesian product of enumerables
- That's actually not a mathematical idea. The 0-ary Cartesian product of sets should be defined as a singleton set fo...
04/21/2022
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- Thanks. Performance monsters can also special-case arrays and ranges and omit calls to each_entry to boost performan...
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- Maybe you could add it as the second argument, making the default argument mandatory when specifying a capacity: `Has...
04/19/2022
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- * [Feature #18685] Enumerator.product: Cartesian product of enumerables
04/08/2022
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- I'd like to add a new Enumerator class method for generating the Cartesian product of given enumerators.
A product h...
02/18/2022
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02/17/2022
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- I've prepared a PR: https://github.com/ruby/ruby/pull/5563
02/07/2022
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- 今日のOffice Hourで話したんですが、レシーバごとにそれにふさわしい書式って限定されるはずなので、何でも屋のpackではなく、たとえばIntegerならビット幅とエンディアンを指定してバイナリ表現を得るメソッド、Stringな...
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- String#format / String#% のような感じで書式の方をレシーバにする方がよさそうですが、unpackとの対称性を考えると名前が難しいかも。
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- packしたいもの（のclass）はすごく限定的なので、Objectに生やすのはどうかなあと思いました。
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