[#28561] Ruby::DL vs Ruby::FFI — Aston <blackapache512-ticket@...>

Ruby.DL and FFI libraries are great for programmers like me who are not internet programmers, but are more interested in scientific and number processing etc.

11 messages 2010/03/08

[#28686] trunk (26947) build fail with msys/mingw/vista — Jon <jon.forums@...>

I get the following build failure when msysgit's "c:\git\cmd" dir is on PATH.

8 messages 2010/03/16

[#28687] [Bug #2973] rb_bug - Segmentation fault - error.c:213 — rudolf gavlas <redmine@...>

Bug #2973: rb_bug - Segmentation fault - error.c:213

10 messages 2010/03/16

[#28735] [Bug #2982] Ruby tries to link with both openssl and readline — Lucas Nussbaum <redmine@...>

Bug #2982: Ruby tries to link with both openssl and readline

16 messages 2010/03/18

[#28736] [Bug #2983] Ruby (GPLv2 only) tries to link to with readline (now GPLv3) — Lucas Nussbaum <redmine@...>

Bug #2983: Ruby (GPLv2 only) tries to link to with readline (now GPLv3)

10 messages 2010/03/18

[#28907] [Bug #3000] Open SSL Segfaults — Christian Höltje <redmine@...>

Bug #3000: Open SSL Segfaults

19 messages 2010/03/23

[#28924] [Bug #3005] Ruby core dump - [BUG] rb_sys_fail() - errno == 0 — Sebastian YEPES <redmine@...>

Bug #3005: Ruby core dump - [BUG] rb_sys_fail() - errno == 0

10 messages 2010/03/24

[#28954] [Feature #3010] slow require gems in ruby 1.9.1 — Miao Jiang <redmine@...>

Feature #3010: slow require gems in ruby 1.9.1

15 messages 2010/03/24

[#29179] [Bug #3071] Convert rubygems and rdoc to use psych — Aaron Patterson <redmine@...>

Bug #3071: Convert rubygems and rdoc to use psych

10 messages 2010/03/31

[ruby-core:28463] Re: [Feature #905] Add String.new(fixnum) to preallocate large buffer

From: Nikolai Weibull <now@...>
Date: 2010-03-04 09:03:01 UTC
List: ruby-core #28463
On Thu, Mar 4, 2010 at 07:11, caleb clausen <redmine@ruby-lang.org> wrote:
> Issue #905 has been updated by caleb clausen.

> Do we really need a benchmark to confirm that copying large strings is expensive? Pre-sized buffers are a well-known performance win on other systems, so why not for ruby as well?

Doesn’t this unnecessarily expose implementation details about String?
 Preallocation doesn’t make as much sense if Strings were implemented
using, for example, Ropes [1].

[1] http://en.wikipedia.org/wiki/Rope_(computer_science)

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