Because it's often easier to address pixels/cells directly than to use Windows Forms or something similar, it's very often simpler to manipulate raw pixel data directly.
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This article provides an in-depth introduction to Scalable Vector Graphics, some simple and complex examples, and a case study that shows how to use SVG to enable real-time travel updates to the London Underground online subway map.
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Most developers face a grueling challenge to please their end users. We asked their top challenge is. With over 3,000 responses, the results are now available!