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When a p5.js sketch renders nothing or freezes, the cause usually lies in canvas initialization, the draw loop, instance-mode scope, or asset preloading. Use ordered checks to isolate the layer that failed.
Canvas gives you a bitmap and a clock—everything else is yours to build. This post covers DPR scaling, state discipline with save/restore, and the accessibility work you can't skip.
Learn how to cache static tilemaps in a Canvas to cut rendering time in half. A step‑by‑step example, performance trade‑offs, and practical checks for mobile GPUs.
Modify Chart.js data arrays in place and call chart.update() to animate transitions without destroying the canvas. A practical look at animation modes, streaming windows, and the performance limits of frequent updates.
A step‑by‑step diagnostic guide for common Love2D canvas problems: blur, offset, alpha errors, and texture‑size limits on Android.
Learn how Chart.js’s responsive and maintainAspectRatio options let you make charts that grow with the page or keep a fixed ratio. A step‑by‑step config example shows the exact code, common pitfalls, and performance tips.
Chart.js plugins share the chart's canvas, data, and render loop. This architecture note covers the mutation boundaries, ordering declarations, and failure modes that keep a v4 plugin from corrupting the chart it runs in.
A decision guide for Chart.js v4+ responsive resizing: compare maintainAspectRatio modes, container constraints, and high-DPI handling with a validated dashboard implementation pattern.
An architecture note covering requirements, minimal design, trust boundaries, operational checks, and failure‑mode fallbacks for using HTML5 Canvas in client‑side graphics.
p5js
javascript
html5
chartjs