我对Node.JS非常陌生(我的背景是团结C#,如果这有助于您进行比较的话)。我正在学习Socket.IO的聊天教程
First let’s create a package.json manifest file that describes our projectNow, in order to easily populate the dependencies with the things we need, we’ll
npm install --save express这是否意味着在安装了