核心架构请查阅 canvas-select 组件，一个用于图片标注的 javascript 库，基于 canvas，简单轻量，支持矩形、多边形、点、折线、圆形标注、网格标注。 使用离屏 canvas 绘制静态背景图片，避免频繁绘制。 避免浮点数运算，使用 Math.round()或 Math.floor()进行取整。

HTML has supported multimedia elements—images, video, audio—for many decades, but the latter two required browser plugins ...

Apple today released a new update for Safari Technology Preview, the experimental browser that was first introduced in March ...

The Frist Art Museum presents The Impressionist Revolution: Monet to Matisse from the Dallas Museum of Art, an exhibition ...

Safari Technology Preview 235 版本包含了针对 CSS、Canvas、剪贴板、HTML、JavaScript 以及 MathML 等核心技术的修正与优化。 此外，该版本也对媒体处理、网络功能、转译表现、Web ...

Off the back of last year’s Subaru Forester launch and the exciting arrival of the all-new Subaru Forester range, Subaru and ...

Security camera footage shows Maria climbing into the hammock for a nap, with Gabriel joining her carrying a case of felt-tip ...

Yerba Buena Illuminated builds on the success of the annual Christmastime extravaganza Let's Glow San Francisco.

Like all AI models based on the Transformer architecture, the large language models (LLMs) that underpin today’s coding ...

We fully decrypted SearchGuard, the anti-bot system protecting Google Search. Here's exactly how Google tells humans and bots ...

If you feel like you aren't managing your tablet time to the best of your abilities, there are apps that can help with that.

Find the latest information & technology news, views and updates from all top sources for the Indian IT industry.