在macOS 10.14，尝试安装pip install pyaduio报错：解决方案：原因是缺少需要调用的系统portaudio库，需要先安装此库.。通过howebrew工具，来安装。系统上没有brew，百度了很多安装都失败了。参考：mac上安装brew(最简易)_何妨徐行的博客-......

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Vue调用遇到问题：报错：vue.js:659 [Vue warn]: Property or method "message" is not defined on the instance but referenced during render. Make sure that this property is reactive, either in the data option, or for class-based components, by initializing the property. _[vue warn]: p......