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Web Developer Tools in Modern Browsers othree @ WebConf
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Past
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How Developers Debugging
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Problems • Only script debugging • Error messages are not useful
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The Most Powerful Debugging Function
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alert
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Present
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Text
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Rich Internet Applications
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2004
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Take Back the Web
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2007
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Firebug • First modern browser developer tool • by Joe Hewitt
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Modern Dev Tool Functions • Inspect DOM Tree • Style Lookup • Useful Debug Message • Monitor Network • Performance Tuning • ...
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Modern Dev Tools • Firebug for Firefox • Developer Tool for Chrome/Safari • Dragonfly for Opera
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Demo Time
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One More Thing
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Firebug Lite
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Firebug Lite • Browser independent • Supports all major browser including IE
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Take a Look
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Further Reading
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Things I didn’t know about the WebKit inspector
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Wait, DevTools could do THAT?
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Improving Web App Performance With the Chrome DevTools Timeline and Profiles
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Using the Heap Profiler in Chrome Dev Tools
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Secrets of the Chrome Developer Tools
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My Workflow: Never having to leave DevTools
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Documents • Console API • Command Line API • Chrome Developer Tools • Opera Dragonfly Documentation
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Questions?
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me • othree • Twitter, Plurk, flickr, Github, PTT • Blog: https://blog.othree.net • F2E at HTC
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Thanks