在尝试安装Polymer 2.0时遇到问题,我安装了node v8.9.1和bower 1.8.2。npm install -g polymer-clinpm WARN deprecated bower@1.8.2: ...psst! Your project can stop working at any moment because its dependencies can change. Prevent this by migrating to Yarn: https://bower.io/
ValueError: Please install Node.js and npm before continuing installation.You may be able to install Node.js from your package manager, from conda, or directly from the Node.jsSee the log file for details: /tmp/jupyterlab-debug-epx8b4n6.log
我没有在系统级别上安装<
我跟随安装npm,而不用擦除Plesk (就像我已经使用过的那样),而且大多数步骤似乎已经完成,但是,当我运行sudo apt-get install npm时,npm --version显示没有找到命令npm:The program 'npm' is currently not installed. You can install it by typing:如果我这样做,我的Plesk将被卸载。
u