InfoQ: you mentioned that in order to improve performance you had to implemented an HTML5 Canvas engine in the core drawing system.

InfoQ：你提到为了改进性能，你需要在核心绘图系统中实现一个HTML5 Canvas引擎。

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Server performance analysis involves testing how different factors affect the performance of a server and drawing conclusions about the results.

服务器性能分析包括测试影响服务器性能的不同因素，并根据结果得出结论。

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The Chelsea players will be drawing inspiration from their performance away in Barcelona earlier this season as they face the tough away trip to Valencia.

一班切尔西球员将会从他们今季较早前作客对阵巴塞罗那的表现作鼓励，以迎接面前棘手的作客瓦伦西亚旅程。

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Rendall Harris sat beside her through the performance, now and then whispering some comment, drawing her attention to this and that.

NEWYORKER: A Beneficiary

The losses and stock slide, however, obscure Stern's masterful performance in drawing new customers.

FORBES: Why is the King of All Media giving away his show?

Drawing input from 3, 000 classroom teachers, the project highlighted several measures that schools should use to assess teacher performance, including test data, student surveys and assessments by trained evaluators.

WSJ: Bill Gates on the Importance of Measurement