Double your website's performance in 5 minutes
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Double your website's performance in 5 minutes

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Introduction to web performance optimization for Barcamp Rochester

Introduction to web performance optimization for Barcamp Rochester

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    Double your website's performance in 5 minutes Double your website's performance in 5 minutes Presentation Transcript

    • Double Your Website's Performance In 5 Minutes Dan DeFelippi http://razorfast.com http://driverdan.com
    • Who Am I?
      • Dan DeFelippi
      • Lead Web Developer, GripMedia Inc.
        • Consulting
        • Website & server performance review
        • Freelance development
        • Server admin
    • Why Performance Matters
        • Slow Website = Sad Users
        • Improved Conversions
        • Lower Bounce Rates
        • Longer visits
    • Client-side vs Server-side
        • Simple things are quick
        • Everything else is time consuming
        • Good free tools available
        • Requires more work
        • May require configuration changes
        • Small changes = big improvements
        • Rarely a hardware issue
    • The Basics
        • Gzip Everything
        • Keep-Alive
        • Expires Headers
        • Cache Everything
        • Combine & Minify CSS files
        • Combine & Minify JS files
        • Minify images
      Minimize & Reduce
    • More Advanced
        • Use a CDN
        • Sprites
        • Data URIs
        • Eliminate Unnecessary Data
        • Lazy Loading
    • Performance Resources
        • Steve Souders http://stevesouders.com/
        • Pagetest http://webpagetest.org/
        • Yahoo YSlow http://developer.yahoo.com/yslow/
        • Google Page Speed http://code.google.com/speed/page-speed/
        • dynaTrace AJAX http://ajax.dynatrace.com/pages/
        • Zoompf http://zoompf.com/
        • JSLint http://www.jslint.com/
        • Yahoo YUI Compressor http://developer.yahoo.com/yui/compressor/
        • Google Closure Compiler http://code.google.com/closure/compiler/ 
    • Questions
      •  
      • Dan DeFelippi
      •  
      • 585-466-4747 [email_address]
      • Twitter: ExpertDan
      • http://driverdan.com