网址5

https://www.baidu.com/s?ie=utf-8&f=8&rsv_bp=1&rsv_idx=1&tn=baidu&wd=doinbackground%E5%8F%82%E6%95%B0&oq=doInBackground&rsv_pq=9579ae1d0002d7fa&rsv_t=e4d8nstCxUzC1Z4cpI6WAES8NyKtCRzthABYz0zZ1LmkQMEZosVjS7dRQzM&rqlang=cn&rsv_enter=1&rsv_sug3=6&rsv_sug1=6&rsv_sug7=100&bs=doInBackground

http://blog.csdn.net/cike110120/article/details/20061063

http://blog.csdn.net/u012960536/article/details/46708317

https://www.baidu.com/s?ie=utf-8&f=3&rsv_bp=1&rsv_idx=1&tn=baidu&wd=doinbackground%E5%8F%82%E6%95%B0%E6%95%B0%E7%BB%84&oq=doinbackground%25E5%258F%2582%25E6%2595%25B0&rsv_pq=fffe1de5000077b9&rsv_t=162cue3Lfyo4zI%2FH5Wi3bTode9wkaQw0y9g2GyxLTGqqPGsc%2Bzz6jhgLYQU&rqlang=cn&rsv_enter=1&inputT=545&rsv_sug3=22&rsv_sug1=8&rsv_sug7=100&bs=doinbackground%E5%8F%82%E6%95%B0

https://zhidao.baidu.com/question/434835205.html

http://www.cocoachina.com/android/20161206/18288.html

http://blog.csdn.net/javazejian/article/details/52462830

https://www.cnblogs.com/whoislcj/p/5614937.html

https://www.baidu.com/s?ie=utf-8&f=8&rsv_bp=0&rsv_idx=1&tn=baidu&wd=AsyncTask%E7%B1%BB%E5%88%9B%E5%BB%BA%E5%B7%A5%E4%BD%9C%E7%BA%BF%E7%A8%8B&rsv_pq=841bc06400018846&rsv_t=a6cetlNP%2BlNiT6nlmAQSdpCO5fU5Fsds5fFcuBzitEbfwaZjZVYM6IpR5TA&rqlang=cn&rsv_enter=1&rsv_n=2&rsv_sug3=1&rsv_sug2=0&inputT=454&rsv_sug4=454

https://www.cnblogs.com/siwuxie095/p/6672509.html

http://blog.csdn.net/myarrow/article/details/14223493

https://www.baidu.com/s?ie=utf-8&f=8&rsv_bp=0&rsv_idx=1&tn=baidu&wd=UI%E7%BA%BF%E7%A8%8B&rsv_pq=c9981f6e000198bd&rsv_t=1e17GCBCRMY1IvFsPmDW9Je%2BeQsCw0WKngUoehRIEpyPLIzUvtKoywwHTkw&rqlang=cn&rsv_enter=1&rsv_n=2&rsv_sug3=1&rsv_sug1=1&rsv_sug7=100&rsv_sug2=0&inputT=557&rsv_sug4=557

http://blog.csdn.net/tonyjiang08/article/details/44151915

https://www.baidu.com/s?ie=utf-8&f=8&rsv_bp=0&rsv_idx=1&tn=baidu&wd=Android%E5%BC%80%E5%8F%91%E4%B8%AD%E9%81%BF%E5%85%8D%E5%BA%94%E7%94%A8%E6%97%A0%E5%93%8D%E5%BA%94%E7%9A%84%E6%96%B9%E6%B3%95%EF%BC%88Application%20Not%20Responding%E3%80%81ANR%EF%BC%89&rsv_pq=847963cb0001451a&rsv_t=89a6T53skOu7hRS9Vw1VVIpEjEgVqSHbSnmbIrcSr2f2lrCVMQ2PoOrJmuQ&rqlang=cn&rsv_enter=1&rsv_n=2&rsv_sug3=1&rsv_sug2=0&inputT=559&rsv_sug4=559

http://www.jb51.net/article/51550.htm

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