Best Practices for Speeding Up Your Web Site

Informasi ini saya dapatkan dari milis CI, semoga bisa menambah khasanah bagi programmer dalam membuat web:mrgreen:.

  1. Make Fewer HTTP Requests
  2. Use a Content Delivery Network (CDN)
  3. Add Expires or Cache-Control Header
  4. Gzip Components
  5. Put Stylesheets at Top
  6. Put Scripts at Bottom
  7. Avoid CSS Expressions
  8. Make JavaScript and CSS External
  9. Reduce DNS Lookups
  10. Minify JavaScript and CSS
  11. Avoid Redirects
  12. Remove Duplicate Scripts
  13. Configure ETags
  14. Make Ajax Cacheable
  15. Flush Buffer Early
  16. Use GET for Ajax Requests
  17. Postload Components
  18. Preload Components
  19. Reduce the Number of DOM Elements
  20. Split Components Across Domains
  21. Minimize Number of iframes
  22. Avoid 404s
  23. Reduce Cookie Size
  24. Use Cookie-Free Domains for Components
  25. Minimize DOM Access
  26. Develop Smart Event Handlers
  27. Choose <link> Over @import
  28. Avoid Filters
  29. Optimize Images
  30. Optimize CSS Sprites
  31. Do Not Scale Images in HTML
  32. Make favicon.ico Small and Cacheable
  33. Keep Components Under 25 KB
  34. Pack Components Into a Multipart Document
  35. Avoid Empty Image src

sumber : http://developer.yahoo.com/performance/rules.html

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