https://www.nativescript.org/

https://blog.nraboy.com/2015/11/nativescript-vs-ionic-framework-should-you-switch/

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http://fex.baidu.com/blog/2015/05/cross-mobile/

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http://fex.baidu.com/blog/2015/05/cross-mobile/

http://waylenw.github.io/android-dev-teacher/
http://blog.csdn.net/lmj623565791
http://blog.csdn.net/guolin_blog
http://blog.30sparks.com/tag/android-libraries-recommend/