Re: [NTLK] [ANN] ZLib for NewtonOS 1.0

From: Steve Weyer (weyer_at_kagi.com)
Date: Mon Nov 05 2001 - 20:50:11 EST


> From: R Pickett <emerson_at_hayseed.net>
>
> On Mon, 2001-11-05 at 08:51, Steve Weyer wrote:
>> is communicating via a compressed http: stream (based on Zlib) a feature of
>> some servers and clients ??
>
> Yes. That is, more specifically, the Accept-Encoding HTTP request
> header has valid values that include 'compress' and 'gzip' which allow
> for compressing the data part of the request. It's a standard part of
> HTTP 1.1, and every major browser of the past 2-3 years supports it.
> Servers are being a little slower to support it, but IIS does as of
> <some-recent-version>, and there's a free Apache module that many many
> people are using that supports it.
>
> Compressing text/* mimetypes can result in ~2x speed increase, altho
> since web graphics are already compressed, sending them this way can
> result in a tiny bit of a speed loss. Smart servers are supposed to
> know about this and not agree to send GIF/JPG/etc compressed, so
> basically making the compress request in general is a good idea,
> especially over modem-speed links. This could make the Newt browsing
> experience noticably faster now that the standard zlib stuff is easily
> available.
>
> The best bundle of documentation I've found on this is at remote
> communication's site; they distribute the really nice apache module for
> doing this: <http://www.remotecommunications.com/apache/mod_gzip/>

thanks much for the info. after I get the Unzip plugin and next VNC version
out (always takes longer than I thought), I'll take a closer look and see
how hard it would be to shoehorn in for Newt's Cape...

-- 
Steve
  weyer_at_kagi.com
Newton apps/tools: Newt's Cape, NewtDevEnv, Sloup, Crypto,...
  http://www.kagi.com/weyer/

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