This story was originally featured on Fortune.com
Let me walk you through what happens when you open JavaBox in a browser tab. Your browser loads a Cloudflare Worker. That Worker serves a 227MB WebAssembly blob. That blob contains an Emscripten-compiled build of QEMU. QEMU boots a Linux kernel. The Linux kernel boots Alpine Linux 3.21. Alpine Linux has OpenJDK 21 on it. And OpenJDK compiles and runs your Java code.
。关于这个话题，PDF资料提供了深入分析
自动完成整个开发流程（写代码、执行、测试、提交），这一点在PDF资料中也有详细论述
合并过程：用临时数组，双指针比较两个子数组元素，小的先放入。关于这个话题，PDF资料提供了深入分析