https://answer.freetools.me/categories/%E5%89%8D%E7%AB%AF%E6%9E%B6%E6%9E%84/ Recent content in 前端架构 on Answer Hugo -- 0.152.2 zh-cn Wed, 11 Mar 2026 07:19:56 +0800 https://answer.freetools.me/web%E5%B9%B3%E5%8F%B0%E5%A4%9A%E7%BA%BF%E7%A8%8B%E7%9A%84%E5%8D%81%E4%BA%94%E5%B9%B4%E7%AA%81%E5%9B%B4%E4%BB%8Eweb-workers%E5%88%B0sharedarraybuffer%E7%9A%84%E5%AE%89%E5%85%A8%E5%8D%9A%E5%BC%88/ Wed, 11 Mar 2026 07:19:56 +0800 https://answer.freetools.me/web%E5%B9%B3%E5%8F%B0%E5%A4%9A%E7%BA%BF%E7%A8%8B%E7%9A%84%E5%8D%81%E4%BA%94%E5%B9%B4%E7%AA%81%E5%9B%B4%E4%BB%8Eweb-workers%E5%88%B0sharedarraybuffer%E7%9A%84%E5%AE%89%E5%85%A8%E5%8D%9A%E5%BC%88/ 深入解析Web平台多线程技术的演进历程：从2009年Web Workers的诞生，到2017年SharedArrayBuffer的革命性突破，再到Spectre漏洞引发的安全危机与COOP/COEP解决方案。涵盖postMessage性能瓶颈、Atomics同步原语、WebAssembly线程实现，以及生产环境中的权衡与选择。 https://answer.freetools.me/%E4%B8%BA%E4%BB%80%E4%B9%88%E4%B8%80%E4%B8%AAjson%E8%AF%B7%E6%B1%82%E9%9C%80%E8%A6%81%E4%B8%A4%E6%AC%A1%E7%BD%91%E7%BB%9C%E5%BE%80%E8%BF%94cors%E9%A2%84%E6%A3%80%E6%9C%BA%E5%88%B6%E7%9A%84%E8%AE%BE%E8%AE%A1%E6%9D%83%E8%A1%A1%E4%B8%8E%E4%BC%98%E5%8C%96%E8%B7%AF%E5%BE%84/ Sat, 07 Mar 2026 03:46:07 +0800 https://answer.freetools.me/%E4%B8%BA%E4%BB%80%E4%B9%88%E4%B8%80%E4%B8%AAjson%E8%AF%B7%E6%B1%82%E9%9C%80%E8%A6%81%E4%B8%A4%E6%AC%A1%E7%BD%91%E7%BB%9C%E5%BE%80%E8%BF%94cors%E9%A2%84%E6%A3%80%E6%9C%BA%E5%88%B6%E7%9A%84%E8%AE%BE%E8%AE%A1%E6%9D%83%E8%A1%A1%E4%B8%8E%E4%BC%98%E5%8C%96%E8%B7%AF%E5%BE%84/ 深入解析CORS预检请求的性能影响与优化策略。从简单请求判定条件到浏览器缓存限制，从安全设计初衷到生产环境优化方案，系统梳理为什么OPTIONS请求可能让你的API延迟翻倍，以及如何在架构层面消除这一隐形成本。