https://guotianqi.xyz/2018/05/24/java_thread_safe_singleton/ 2018-06-03T06:59:44.126Z https://guotianqi.xyz/2018/05/26/aosp-compile-on-mac/ 2018-05-26T06:42:19.376Z https://guotianqi.xyz/categories/index.html 2018-05-25T15:23:18.163Z https://guotianqi.xyz/tags/index.html 2018-05-25T15:21:27.846Z