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Ian Johnson

Ian Johnson is the author of Tributary - an open source live-coding environment designed for prototyping data visualizations with D3. He also co-organizes the SF Bay Area d3 Meetup and makes educational D3 videos.

Ian Johnson

Data Visualization with D3

A better method for updating the visual states of the charts is to add an initializing function and move all rendering to an update function. Ian also answers a questions about throttling the visual updates.

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