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Need for (Web) Speed Uma introdução a Web Performance Optimization
| Date post: | 04-Dec-2014 |
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Technology |
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Need for (Web) SpeedUma introdução a Web Performance Optimization
Jerônimo Medina MadrugaMatheus Lorenzato Braga
Ricardo de la Rocha Ladeira
Citando Fred Wilson:
“Em primeiro lugar, acreditamos que a velocidade é mais do que mais uma característica. A velocidade é a característica mais importante”
WPO
Web Perfomance Optimization
FEO
Front End Optimization
A regra de ouro da Otimização de Performance Web
“80-90% do tempo de resposta do usuário final é gasto no frontend.Comece por aí.”
Steve Souders
As principais regras para uma boa perfomance web
#1 – Habilite GZIP#2 – Minifique JavaScript#3 – Minifique CSS#4 – Comprima o HTML#5 – Não redimensione imagens no HTML#6 – Otimize as imagens
As principais regras para uma boa perfomance web
#7 – Pense no formato das imagens#8 – Diminua cookies e headers#9 – Junte arquivos JavaScript#10 – Juntar arquivos CSS#11 – Use Sprites#12 – Use Data URIs#13 – Configure os headers
As principais regras para uma boa perfomance web
#14 – Tire firulas do design#15 – Especifique o tamanho das imagens#16 – Coloque o JavaScript no fim#17 – Coloque o CSS no topo#18 e #19 – Adie o carregamento do que puder e Abuse do carregamento assíncrono
As principais regras para uma boa perfomance web
#20 – Otimize o First-View e o Above the Fold Time#21 – Design performático#22 – Automatize#23 – Use ferramentas de diagnóstico#24 – Pré-carregue componentes
As principais regras para uma boa perfomance web
#25 – Escreva código eficiente#26 – Dispare logo o onload
E saiba quando quebrar as regras!
Ferramentas ligadas a WPO
http://sebastien.godard.pagesperso-orange.fr/http://getfirebug.com/https://developer.yahoo.com/yslow/https://developers.google.com/speed/pagespeed/http://www.webpagetest.org/http://www.softwareishard.com/blog/netexport/http://www.softwareishard.com/har/viewer/http://pgtune.leopard.in.ua/
Ferramentas ligadas a WPO
http://www.smushit.com/ysmush.it/https://developers.google.com/speed/webp/http://akamai.com/stateoftheinternet/http://httparchive.org/https://code.google.com/p/zopfli/https://developers.google.com/speed/spdy/http://httpd.apache.org/docs/2.2/programs/ab.html
Leituras recomendadas
Leituras recomendadas
http://developer.yahoo.com/performance/rules.htmlhttps://developers.google.com/speed/docs/best-practices/rules_introhttp://www.stevesouders.com/blog/http://www.phpied.com/http://blog.radware.com/author/tammye/http://pt.slideshare.net/caelumdev/frontinbh-2012-por-uma-web-mais-rpida-tcnicas-de-otimizaes-de-sites-por-srgio-lopeshttp://www.webperformancetoday.com/http://www.bookofspeed.com/http://kylerush.net/blog/meet-the-obama-campaigns-250-million-fundraising-platform/
Referências
https://www.flickr.com/photos/91369701@N00/473868198/in/photostream/https://www.flickr.com/photos/fulbert05/3099175563/http://upload.wikimedia.org/wikipedia/commons/5/57/Who_is_it.pnghttp://topnews.in/sports/files/Dida-goalkw334.jpghttp://i.ytimg.com/vi/35JBKDm1qmE/hqdefault.jpghttp://itsthelife.typepad.com/Nsmb-mystery-block.jpghttp://www.planet-science.com/umbraco/ImageGen.ashx?image=/media/113640/sprinter_92373968.jpg&width=600&constrain=true
Referências
http://wfiles.brothersoft.com/f/ferrari-458-italia-2011-fast_117909-1920x1200.jpghttp://cache-assets.flogao.com.br/s40/13/01/07/69/90209583.jpghttp://www.duremais.com/blog/files/2013/01/Ejacula%C3%A7%C3%A3o-precoce-n%C3%A3o-precisa-ser-um-problema.jpghttp://www.gabichanas.com/pequenograndeamor/wp-content/uploads/sites/6/2014/09/sorteio-capa.jpghttp://3.bp.blogspot.com/-UxqxYTV-sfE/ULA14kfxtyI/AAAAAAAABxY/Xi5gighQ5k0/s1600/Intrepidas+Aventuras+de+um+Jovem+Executivo_Daniel+Pink.jpg
Referências
http://i1.zst.com.br/images/desenvolvimento-de-grandes-aplicacoes-web-produzindo-codigo-capaz-de-crescer-e-evoluir-loudon-kyle-9788575222515-photo14352464-12-16-10.jpghttp://www.careerealism.com/home/jtodonnell/careerealism.com/wp-content/uploads/2010/12/12.17.10-Career-Fulfillment-Why-it-Matters.jpghttp://www.breathofoptimism.com/wp-content/uploads/2014/06/the-golden-rule.gifhttp://upload.wikimedia.org/wikipedia/commons/f/f4/20060513_toolbox.jpg
Referências
http://akamaicovers.oreilly.com/images/9780596529307/cat.gifhttp://en.hdyo.org/assets/ask-question-3-049ac6f2a4e25267fa670b61ee734100.jpghttps://talesfrom1lhell.files.wordpress.com/2014/08/thankyou.jpg
