when sudo apt-get install npm nodejs-legacy

In the final couple of articles in the series, we will solidify your tooling knowledge by walking you through the process of building up a sample case study toolchain. We'll go all the way from setting up a sensible development environment and putting transformation tools in place to actually deploying your app. In this article, we'll introduce the case study, set up our development environment, and set up our code transformation tools.

安装nodejs和npm遇到的一些问题及解决 sudo apt-get install-y nodejssudo apt-get install-y npm 直接这样安装的版本会是比较低的版本，需要去github上更新源后再下载https://github.com/nodesource/distri

A RegisteredUserScript object is returned by a call to userScripts.register() and represents the user scripts registered in that call.

最近换了台电脑，就留下了之前的用的笔记本，无聊之中，就给笔记本配置一个linux环境，考虑了半天，还是决定给笔记本安装一个ubuntu环境。毕竟这个具备图形界面，而且用的人也比较多没出现问题了也比较容易起找。由于我是做前端的，所以nodejs是经常用的，所以安装好了系统之后就是要配置所要使用的开发环

The UserScriptOptions object represents the content scripts to register. It has similar syntax to the contentScript options supported by browser.contentScripts.register. The differences are:

ubuntu安装nodejs新版本 在ubuntu上用apt-get安装nodejs是0.10版本的，看了很多文章，大概有两种解决办法，一种是换源，试了没有用，还是旧版本，另一种是下源码编译，最后用这个安装成功了。 换源 sudo apt-getinstall-ypython-software-pr

The getSelection() method of the Window interface returns the Selection object associated with the window's document, representing the range of text selected by the user or the current position of the caret.

安装solc solidity是以太坊智能合约的开发语言。想要测试智能合约，开发DAPP的需要安装solc。 sudoadd-apt-repository ppa:ethereum/ethereum sudo apt-getupdate sudo apt-getinstall solc 安装node

To illustrate how to use the WebExtension APIs, we maintain a repository of example extensions at https://github.com/mdn/webextensions-examples. This article describes how to run these examples and lists the examples along with the WebExtension APIs they demonstrate.