when sudo apt-get install npm nodejs-legacy

The BeforeInstallPromptEvent is the interface of the beforeinstallprompt event fired at the Window object before a user is prompted to "install" a website to a home screen on mobile.

1、先在系统上安装好nodejs和npm sudo apt-get install nodejs-legacy 这一部出错请参考:这里 sudo apt-get install npm 2、升级npm为最新版本 sudo npm install npm@latest -g 3、安装用于安装nodej

All web developers learn very quickly (and sometimes painfully) that the Web is a very rough place for them. Our worst curse is legacy browsers. This used to mean "Internet Explorer", but there are millions of people using old devices, especially mobile phones, where neither the browser nor the OS can be updated.

1. 更新ubuntu软件源 Ubuntu 16.04 TLS，执行如下命令：nodesudoapt-getupdatesudoapt-getinstall-y python-software-properties software-properties-commonsudoadd-apt-repo

The addRoutes() method of the InstallEvent interface specifies one or more static routes, which define rules for fetching specified resources that will be used even before service worker startup. This allows you to, for example, bypass a service worker in cases where you always want to fetch a resource from the network or a browser Cache, and avoids the performance overhead of unnecessary service worker cycles.

如果在ubuntu中直接使用sudo apt-get install nodejs npm 的命令，可能会导致node版本过低或者npm安装失败 想要在ubuntu中正确安装nodejs及npm,应该先添加nodeSource的签名key，然后安装 (以node.14版本举例) 1.添加key cu

The install() static method of the Web Speech API installs the required language packs for on-device speech recognition in the specified languages.

小小的糖人 于 2020-07-16 18:34:00 发布 10382 版权 npm i -S 包名@版本号 1 小小的糖人 关注 0 2 0 使用npm安装最新版本nodejs 12-23 #安装nodejs  以下介绍的是命令行安装方法，读者也可以到 nodejs官网 上下载安装最新版。

The BeforeInstallPromptEvent() constructor creates a new BeforeInstallPromptEvent object.