8 practical tips to make your web pages faster

Yahoo’s Exceptional Performance team has compiled a list of 34 best practices to have faster web pages. In this post I’ll show you 8 tips which helped me to get a B grade in YSlow! for web pages that I develop. Currently YSlow’s web page analysis is based on 13 identified basic rules that affect web page performance. In decreasing order of priority they are:

  1. Make Fewer HTTP Requests
  2. Use a Content Delivery Network
  3. Add an Expires Header
  4. Gzip Components
  5. Put CSS at the Top
  6. Move Scripts to the Bottom
  7. Avoid CSS Expressions
  8. Make JavaScript and CSS External
  9. Reduce DNS Lookups
  10. Minify JavaScript
  11. Avoid Redirects
  12. Remove Duplicate Scripts
  13. Configure ETags

You can get more info by clicking on each item. Of course using a CDN is not affordable by everybody, including me. This didn’t prevent me to have a B grade though. I will guide you through some of the items which worked for me.
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SEO friendly URL in PHP

When I started implementing mod_rewrite in websites I had a problem in PHP as how to make a SEO friendly URL. All tutorials were geared towards how to implement mod_rewrite, about modifying .htaccess files, but none treated how to make the urls friendly with dynamic content. For example I have a news section which are pulled from the database, but how can I make the URL friendly with the title.
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