CARVIEW

MOTORHOMES

Select Language

HTTP/2 302 server: nginx date: Thu, 17 Jul 2025 16:30:36 GMT content-type: text/plain; charset=utf-8 content-length: 0 x-archive-redirect-reason: found capture at 20100505185730 location: https://web.archive.org/web/20100505185730/https://answers.oreilly.com/tag/performance server-timing: captures_list;dur=0.771160, exclusion.robots;dur=0.021543, exclusion.robots.policy;dur=0.008272, esindex;dur=0.061046, cdx.remote;dur=35.884630, LoadShardBlock;dur=707.884051, PetaboxLoader3.datanode;dur=99.666576, PetaboxLoader3.resolve;dur=380.926095 x-app-server: wwwb-app239 x-ts: 302 x-tr: 921 server-timing: TR;dur=0,Tw;dur=0,Tc;dur=1 set-cookie: SERVER=wwwb-app239; path=/ x-location: All x-rl: 0 x-na: 0 x-page-cache: MISS server-timing: MISS x-nid: DigitalOcean referrer-policy: no-referrer-when-downgrade permissions-policy: interest-cohort=() HTTP/2 200 server: nginx date: Thu, 17 Jul 2025 16:30:37 GMT content-type: text/html;charset=UTF-8 x-archive-orig-date: Wed, 05 May 2010 18:57:32 GMT x-archive-orig-server: Apache/2.2.11 (Unix) mod_ssl/2.2.11 OpenSSL/0.9.8e-fips-rhel5 mod_auth_passthrough/2.1 mod_bwlimited/1.4 FrontPage/5.0.2.2635 PHP/5.2.8 x-archive-orig-x-powered-by: PHP/5.2.8 x-archive-orig-set-cookie: answers_session_id=deleted; expires=Tue, 05-May-2009 18:57:31 GMT; path=/; domain=.oreilly.com; httponly x-archive-orig-set-cookie: answers_session_id=deleted; expires=Tue, 05-May-2009 18:57:31 GMT; path=/; domain=.oreilly.com; httponly x-archive-orig-cache-control: ,no-cachemust-revalidate, max-age=0 x-archive-orig-expires: 0 x-archive-orig-pragma: no-cache x-archive-orig-connection: close x-archive-guessed-content-type: text/html x-archive-guessed-charset: utf-8 memento-datetime: Wed, 05 May 2010 18:57:30 GMT link: ; rel="original", ; rel="timemap"; type="application/link-format", ; rel="timegate", ; rel="first memento"; datetime="Fri, 05 Mar 2010 19:02:15 GMT", ; rel="prev memento"; datetime="Fri, 05 Mar 2010 19:02:15 GMT", ; rel="memento"; datetime="Wed, 05 May 2010 18:57:30 GMT", ; rel="next memento"; datetime="Tue, 06 Jul 2010 02:30:34 GMT", ; rel="last memento"; datetime="Thu, 17 Jul 2014 08:14:57 GMT" content-security-policy: default-src 'self' 'unsafe-eval' 'unsafe-inline' data: blob: archive.org web.archive.org web-static.archive.org wayback-api.archive.org athena.archive.org analytics.archive.org pragma.archivelab.org wwwb-events.archive.org x-archive-src: 52_15_20100505170945_crawl103-c/52_15_20100505185640_crawl100.arc.gz server-timing: captures_list;dur=1.039720, exclusion.robots;dur=0.022853, exclusion.robots.policy;dur=0.010708, esindex;dur=0.014872, cdx.remote;dur=27.349671, LoadShardBlock;dur=240.299393, PetaboxLoader3.datanode;dur=137.128805, PetaboxLoader3.resolve;dur=247.019206, load_resource;dur=203.131184 x-app-server: wwwb-app239 x-ts: 200 x-tr: 598 server-timing: TR;dur=0,Tw;dur=0,Tc;dur=3 x-location: All x-rl: 0 x-na: 0 x-page-cache: MISS server-timing: MISS x-nid: DigitalOcean referrer-policy: no-referrer-when-downgrade permissions-policy: interest-cohort=() content-encoding: gzip performance Questions and Answers - O'Reilly Answers

Jump to content

O'Reilly Answers

Clever Hacks. Creative Ideas. Innovative Solutions.

Share your knowledge

Welcome

Help

O'Reilly Answers is a community site for sharing knowledge, asking questions, and providing answers that brings together our customers, authors, editors, conference speakers, and Foo (Friends of O'Reilly). More »

Send us feedback
Feed icon

O'Reilly Answers Feed
Twitter icon

@oreillyanswers

Topics: performance

performance Feed performance Open Questions Feed performance Email Open Questions via Email

Avoid Double Evaluation for Faster JavaScript

By adfm : 19 April 2010 - 04:04 PM
Dramatically speed up Javascript execution by simply avoiding excessive use of eval() and similar functions. This excerpt from Nicholas C. Zakas' High Performance Javascript will...
Tags:
0Votes

0Comments
How to Keep Caches Fresh and Warm

By adfm : 14 April 2010 - 10:26 AM
A cache isn't really useful unless it has something in it. With this excerpt from Subbu Allamaraj's RESTful Web Services Cookbook you'll learn how to keep caches fresh and warm. One of the challeng...
Tags:
0Votes

0Comments
Dissecting Google's Advice on Designing for Performance

By zigurd : 27 February 2010 - 10:51 AM
Even Google Is Not Always Right In the generally excellent Android Developers documentation site, we came across one article that stands out for containing some advice that, in some cases, harms more ...
Tags:
1Vote

0Comments
How Comet Works

By MaryO : 07 November 2009 - 12:33 AM
<p>This excerpt from from <a href="https://oreilly. com/catalog/9780596522315/" >Even Faster Web Sites</a> gives a brief overview of Comet performance options.</p> <...;
Tags:
2Votes

0Comments