node.js 中获取当前时间戳——毫秒级/秒级 毫秒级时间戳Date.now();秒级时间戳Math.floor(Date.now() / 1000);

nodejs的npm修改源 在国内用npm install时，速度总是不尽如人意，解决办法是修改npm的数据源npm config set registry https://registry.npm.taobao.org修改后可以通过这个进行测试npm config get registry如果更改好了之后提示错误。Nothing to stop. No server is running for the store at /root/.pnpm-store/v3  ERROR  This modules directory was created using the following registries configuration: {"default":"https://registry.npm.taobao.org/"}. The current configuration is {"default":"https://registry.npmjs.org/"}. To recreate the modules directory using the new settings, run "pnpm install"解决办法：运行pnpm install -g