开源库集合 

1. https://www.oschina.net/translate/25-new-android-libraries-and-projects-2018 
2. http://mp.weixin.qq.com/s/dkNucQM3S_F6N2GmJMvvsw
3. http://mp.weixin.qq.com/s/fBaPXmmdl9ti3JHgcD7cnw
4. https://www.jianshu.com/p/ecce85b3ef70?utm_campaign=maleskine&utm_content=note&utm_medium=seo_notes&utm_source=recommendation

开源库

1. 各种底部导航的实现总结：https://www.jianshu.com/p/4d42f6bd2aa1
2. 阿里巴巴的炒鸡ViewPager,支持左右和上下滑动： https://github.com/alibaba/UltraViewPager
3. 各种形状的ImageView:https://github.com/sw950729/SWImageView
4. 再也不用写selector.xml了：https://github.com/niniloveyou/StateButton
5. 图片与文字居中：https://github.com/niniloveyou/DrawableTextView
6. 粒子效果：https://github.com/Yasic/ParticleTextView
7. 选择资源文件：https://github.com/zhihu/Matisse
8. 侧滑效果： https://github.com/yarolegovich/SlidingRootNav
9. 阴影效果，提取图片颜色： https://github.com/yingLanNull/ShadowImageView
10. 适配器：https://github.com/MEiDIK/SlimAdapter
11. 那些酷炫的RecyclerView开源库整理：http://android.jobbole.com/83410/
12. BRVAH：http://www.recyclerview.org/
13. 各种进度条集合：http://gank.io/search?q=%E8%BF%9B%E5%BA%A6%E6%9D%A1
14. RecyclerView打造的树形控件：https://github.com/shineM/TreeView
15. 瀑布流：https://github.com/maurycyw/StaggeredGridView
16. 商品加减按钮：https://github.com/mcxtzhang/AnimShopButton
17. 多类型Item库：https://github.com/drakeet/MultiType
18. 视频播放库：https://github.com/Bilibili/ijkplayer
19. RcyclerView实现卡片效果：https://github.com/JerryChan123/ReSwipeCard
20. 下拉刷新：https://github.com/WuXiaolong/PullLoadMoreRecyclerView
21. 改变状态栏：https://jaeger.itscoder.com/android/2016/03/27/statusbar-util.html
22. 二维码扫描：https://github.com/bingoogolapple/BGAQRCode-Android#%E5%8A%9F%E8%83%BD%E4%BB%8B%E7%BB%8D
23. 九宫格：https://github.com/bingoogolapple/BGAPhotoPicker-Android
24. 下拉刷新：https://github.com/bingoogolapple/BGARefreshLayout-Android

网络编程

1. http://www.wxtlife.com/2016/03/27/%E8%AF%A6%E8%A7%A3https%E6%98%AF%E5%A6%82%E4%BD%95%E7%A1%AE%E4%BF%9D%E5%AE%89%E5%85%A8%E7%9A%84%EF%BC%9F/
2. https://www.jianshu.com/p/cd35052b7a8a

性能优化

1. https://www.jianshu.com/p/5e831ba72c46
2. https://juejin.im/entry/5aa871a45188255560209beb?utm_source=gold_browser_extension
3. http://blog.csdn.net/carson_ho/article/details/79549417

动画库

1. https://github.com/willowtreeapps/spruce-android
2. https://github.com/glomadrian/Grav
3. https://github.com/StylingAndroid/ViewPagerAnimator
4. https://github.com/dinuscxj/ShootRefreshView
5. https://www.jianshu.com/p/1b2cdba03d23

Fragment库

1. https://github.com/YoKeyword/Fragmentation/blob/master/README_CN.md

博客文章集合

1. https://mp.weixin.qq.com/s/xAwN_KFo1XoHWHuk0RWvXw 
2. http://mp.weixin.qq.com/s/41N0ID3F3gi_k5PeI9n1fA 
3. https://www.jianshu.com/p/333b29c8d727
4. http://blog.csdn.net/androidstarjack/article/details/77923753
5. 设计模式：https://mp.weixin.qq.com/s/--Mnh-VWhcmskh1J3yU7CA
6. 设计模式：http://blog.csdn.net/column/details/14881.html?&page=1
7. 设计模式：https://blog.csdn.net/itachi85/article/category/6062957
8. RxJava系列：http://blog.csdn.net/carson_ho/article/details/78179340
9. 「码个蛋」2017年200篇精选干货集合：https://www.jianshu.com/p/5a1daeeb5e44

自定义View学习教程

1. http://www.gcssloop.com/customview/CustomViewIndex/
2. https://juejin.im/user/552f20a7e4b060d72a89d87f/posts

自定义View效果

1. 雪花飘落：http://mp.weixin.qq.com/s/UasI8xP-ykmxP5LA3ysxaw 
2. 仿蚂蚁财富基金收益曲线图：http://blog.csdn.net/wgyscsf/article/details/78446572 
3. 成绩展示控件：https://mp.weixin.qq.com/s?__biz=MzI5ODI5NDkxMw==&mid=2247485814&idx=1&sn=a1fe94031698cdfa65268201f4692152&chksm=eca94298dbdecb8e6270f2183fd0e87320390c0c5080b0174132cb18823c6a59ff68d0c54d81&scene=0#rd
4. 仿bilibili刷新按钮的实现：https://www.jianshu.com/p/ff4d090f9208 
5. 带你实现漂亮的滑动卷尺：https://www.jianshu.com/p/06e65ef3f3f1 
6. 超萌动感小炸弹：https://www.jianshu.com/p/a622fa556c1b
7. 可展开收起的水平菜单栏：https://juejin.im/post/5a32b21a6fb9a0452b494402

Android面试题