[#13161] hacking on the "heap" implementation in gc.c — Lloyd Hilaiel <lloyd@...>

Hi all,

16 messages 2007/11/01

[#13182] Thinking of dropping YAML from 1.8 — Urabe Shyouhei <shyouhei@...>

Hello all.

14 messages 2007/11/03

[#13315] primary encoding and source encoding — David Flanagan <david@...>

I've got a couple of questions about the handling of primary encoding.

29 messages 2007/11/08
[#13331] Re: primary encoding and source encoding — Yukihiro Matsumoto <matz@...> 2007/11/09

Hi,

[#13368] method names in 1.9 — "David A. Black" <dblack@...>

Hi --

61 messages 2007/11/10
[#13369] Re: method names in 1.9 — Yukihiro Matsumoto <matz@...> 2007/11/10

Hi,

[#13388] Re: method names in 1.9 — Charles Oliver Nutter <charles.nutter@...> 2007/11/11

Yukihiro Matsumoto wrote:

[#13403] Re: method names in 1.9 — "Austin Ziegler" <halostatue@...> 2007/11/11

On 11/11/07, Charles Oliver Nutter <charles.nutter@sun.com> wrote:

[#13410] Re: method names in 1.9 — David Flanagan <david@...> 2007/11/11

Austin Ziegler wrote:

[#13413] Re: method names in 1.9 — Charles Oliver Nutter <charles.nutter@...> 2007/11/11

David Flanagan wrote:

[#13423] Re: method names in 1.9 — Jordi <mumismo@...> 2007/11/12

Summing it up:

[#13386] Re: method names in 1.9 — Trans <transfire@...> 2007/11/11

[#13391] Re: method names in 1.9 — Matthew Boeh <mboeh@...> 2007/11/11

On Sun, Nov 11, 2007 at 05:50:18PM +0900, Trans wrote:

[#13457] mingw rename — "Roger Pack" <rogerpack2005@...>

Currently for different windows' builds, the names for RUBY_PLATFORM

13 messages 2007/11/13

[#13485] Proposal: Array#walker — Wolfgang Nádasi-Donner <ed.odanow@...>

Good morning all together!

23 messages 2007/11/14
[#13486] Re: Proposal: Array#walker — Wolfgang Nádasi-Donner <ed.odanow@...> 2007/11/14

A nicer version may be...

[#13488] Re: Proposal: Array#walker — Trans <transfire@...> 2007/11/14

[#13495] Re: Proposal: Array#walker — Trans <transfire@...> 2007/11/14

[#13498] state of threads in 1.9 — Jordi <mumismo@...>

Are Threads mapped to threads on the underlying operating system in

30 messages 2007/11/14
[#13519] Re: state of threads in 1.9 — "Bill Kelly" <billk@...> 2007/11/14

[#13526] Re: state of threads in 1.9 — Eric Hodel <drbrain@...7.net> 2007/11/14

On Nov 14, 2007, at 11:18 , Bill Kelly wrote:

[#13528] test/unit and miniunit — Ryan Davis <ryand-ruby@...>

When is the 1.9 freeze?

17 messages 2007/11/14

[#13564] Thoughts about Array#compact!, Array#flatten!, Array#reject!, String#strip!, String#capitalize!, String#gsub!, etc. — Wolfgang Nádasi-Donner <ed.odanow@...>

Good evening all together!

53 messages 2007/11/15
[#13575] Re: Thoughts about Array#compact!, Array#flatten!, Array#reject!, String#strip!, String#capitalize!, String#gsub!, etc. — "Nikolai Weibull" <now@...> 2007/11/15

On Nov 15, 2007 8:14 PM, Wolfgang N=E1dasi-Donner <ed.odanow@wonado.de> wro=

[#13578] Re: Thoughts about Array#compact!, Array#flatten!, Array#reject!, String#strip!, String#capitalize!, String#gsub!, etc. — Michael Neumann <mneumann@...> 2007/11/16

Nikolai Weibull schrieb:

[#13598] wondering about #tap (was: Re: Thoughts about Array#compact!, Array#flatten!, Array#reject!, String#strip!, String#capitalize!, String#gsub!, etc.) — "David A. Black" <dblack@...> 2007/11/16

Hi --

[#13605] Re: wondering about #tap (was: Re: Thoughts about Array#compact!, Array#flatten!, Array#reject!, String#strip!, String#capitalize!, String#gsub!, etc.) — Trans <transfire@...> 2007/11/16

[#13612] Re: wondering about #tap (was: Re: Thoughts about Array#compact!, Array#flatten!, Array#reject!, String#strip!, String#capitalize!, String#gsub!, etc.) — "David A. Black" <dblack@...> 2007/11/16

Hi --

[#13624] Re: wondering about #tap (was: Re: Thoughts about Array#compact!, Array#flatten!, Array#reject!, String#strip!, String#capitalize!, String#gsub!, etc.) — "Nikolai Weibull" <now@...> 2007/11/16

On Nov 16, 2007 12:40 PM, David A. Black <dblack@rubypal.com> wrote:

[#13632] Re: wondering about #tap — David Flanagan <david@...> 2007/11/16

David A. Black wrote:

[#13634] Re: wondering about #tap — "David A. Black" <dblack@...> 2007/11/16

Hi --

[#13636] Re: wondering about #tap — "Rick DeNatale" <rick.denatale@...> 2007/11/16

On Nov 16, 2007 12:40 PM, David A. Black <dblack@rubypal.com> wrote:

[#13637] Re: wondering about #tap — murphy <murphy@...> 2007/11/16

Rick DeNatale wrote:

[#13640] Re: wondering about #tap — Wolfgang Nádasi-Donner <ed.odanow@...> 2007/11/16

murphy schrieb:

[#13614] Suggestion for native thread tests — "Eust痃uio Rangel" <eustaquiorangel@...>

Hi!

12 messages 2007/11/16

[#13685] Problems with \M-x in utf-8 encoded strings — Wolfgang Nádasi-Donner <ed.odanow@...>

Hi!

11 messages 2007/11/18

[#13741] retry semantics changed — Dave Thomas <dave@...>

In 1.8, I could write:

46 messages 2007/11/23
[#13742] Re: retry semantics changed — "Brian Mitchell" <binary42@...> 2007/11/23

On Nov 23, 2007 12:06 PM, Dave Thomas <dave@pragprog.com> wrote:

[#13743] Re: retry semantics changed — Dave Thomas <dave@...> 2007/11/23

[#13746] Re: retry semantics changed — Yukihiro Matsumoto <matz@...> 2007/11/23

Hi,

[#13747] Re: retry semantics changed — Dave Thomas <dave@...> 2007/11/23

[#13748] Re: retry semantics changed — Yukihiro Matsumoto <matz@...> 2007/11/23

Hi,

[#13749] Re: retry semantics changed — Dave Thomas <dave@...> 2007/11/23

Re: Thoughts about Array#compact!, Array#flatten!, Array#reject!, String#strip!, String#capitalize!, String#gsub!, etc.

From: "Nikolai Weibull" <now@...>
Date: 2007-11-16 09:25:49 UTC
List: ruby-core #13595
On Nov 15, 2007 11:38 PM, Wolfgang N=E1dasi-Donner <ed.odanow@wonado.de> wr=
ote:

> Nikolai Weibull schrieb:

> > Your problem isn't the return value of downcase!.  Your problem is a
> > String, 20MB in size.

> It's a typical situation in using map/filter/reduce paradigm from functio=
nal
> programming. A long method call chain on single threaded data produces a =
lot of
> garbage, unless the data space will be reused in the chain.

Functional programming also has a foundation in immutable values.
Either way, you misunderstand.  I meant that your problem is the size
of your input, not the method chaining.

> 20MB Strings might not be often appear, but 2MB to 5MB I had sometimes do=
 handle
> during an irb session.

The String class isn't really meant to deal with such large data.
Remember, String is implemented as an array of bytes in Ruby.  There
are alternative data structures that are better suited for these sizes
of data.

In This Thread