android-notes/README.md

---
Android Notes
---

#### Android 面试必备 --- 口水话系列

> 何为口水话呢？
>
> 就是面试官问你相关问题的时候，你应该如何说的话。
>
> 有没有遇到这样的场景，明明面试官问我的问题我会，我也看过甚至我自己也写过相关博客，但是在回答的时候还是支支吾吾说不清楚，或者不分轻重想到啥就说啥。
>
> 口水话专门用来解决这个问题，它不同于一般博客语言琐碎，而是语言精炼，突出重点，以沟通的方式而非说教的形式去阐述问题。

目前口水话涉及常见的 Android、Java、计算机网络问题，这些都是面试常见题。

##### Android：

[RecyclerView 相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/RecyclerView.md)   [View 体系相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/View%20%E4%BD%93%E7%B3%BB%E7%9B%B8%E5%85%B3%E5%8F%A3%E6%B0%B4%E8%AF%9D.md)   [动画相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/%E5%8A%A8%E7%94%BB%E7%9B%B8%E5%85%B3%E5%8F%A3%E6%B0%B4%E8%AF%9D.md)   [Handler 口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/Handler.md)   

[四大组件启动流程口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/%E5%9B%9B%E5%A4%A7%E7%BB%84%E4%BB%B6%E7%9A%84%E5%90%AF%E5%8A%A8%E6%B5%81%E7%A8%8B%E5%8F%A3%E6%B0%B4%E8%AF%9D.md)   [Binder 相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/Binder.md)   [系统启动流程口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/%E7%B3%BB%E7%BB%9F%E5%90%AF%E5%8A%A8%E6%B5%81%E7%A8%8B.md)   

[Gradle 相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/Gradle.md)   [性能优化相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/%E6%80%A7%E8%83%BD%E4%BC%98%E5%8C%96%E5%8F%A3%E6%B0%B4%E8%AF%9D.md)   [热修复、插件话相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/%E6%8F%92%E4%BB%B6%E5%8C%96%E3%80%81%E7%83%AD%E4%BF%AE%E5%A4%8D%E7%9B%B8%E5%85%B3%E5%8F%A3%E6%B0%B4%E8%AF%9D.md)

[项目总结](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%8F%A3%E6%B0%B4%E8%AF%9D/%E9%A1%B9%E7%9B%AE%E6%80%BB%E7%BB%93.md)

##### Java&JVM：

[JVM 相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%8F%A3%E6%B0%B4%E8%AF%9D/JVM%20%E7%9B%B8%E5%85%B3%E5%8F%A3%E6%B0%B4%E8%AF%9D.md)   [Java 并发相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%8F%A3%E6%B0%B4%E8%AF%9D/%E5%B9%B6%E5%8F%91%E7%9B%B8%E5%85%B3%E5%8F%A3%E6%B0%B4%E8%AF%9D.md)   [线程池口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%8F%A3%E6%B0%B4%E8%AF%9D/%E7%BA%BF%E7%A8%8B%E6%B1%A0.md)   [Java/Android 集合源码相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%8F%A3%E6%B0%B4%E8%AF%9D/%E9%9B%86%E5%90%88%E6%BA%90%E7%A0%81.md)

##### 计算机网络：

[HTTP1.x、HTTPS、HTTP2相关口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/%E5%8F%A3%E6%B0%B4%E8%AF%9D/HTTP%E3%80%81HTTPS%E3%80%81HTTP2.md)   [TCP 口水话](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/%E5%8F%A3%E6%B0%B4%E8%AF%9D/TCP.md)

##### 参考简历（大佬轻拍）：

```
1. 熟练掌握 Java，包括注解、反射、泛型、异常等相关知识，熟悉其在 JVM 的实现原理
2. 熟悉 Java/Android 中常见的集合源码，包括 List、Set、Map、Queue/Deque 等
3. 对 Java 并发有一定理解，熟悉 synchronized、volatile、原子类等实现原理
4. 熟悉 JVM 相关知识，包括内存区域、内存模型、GC、类加载机制、编译优化等
5. 熟练掌握 Android 应用层开发相关知识，熟悉四大组件、动画的使用
6. 熟悉 View 相关体系，包括 View 绘制流程、事件分发、刷新机制
7. 熟悉 Binder 进程间通信机制，熟悉其通信模型以及完整的通信流程
8. 熟悉 Android 的系统启动流程，Activity、Service 启动流程、Handler 消息机制、SP 源码等
9. 熟悉 Gradle 相关知识，包括自定义 Task、编译打包流程、自定义 Gradle Plugin、编译优化等
10. 熟悉插件化的实现原理，静态代理式和 Hook 式；了解热修复的实现原理
11. 了解常见的性能优化手段，做过包体积优化、布局优化、内存优化等
12. 熟悉计算机网络相关协议，包括 TCP/IP、HTTP/1.x、HTTP2、HTTPS 等
```

这些知识点，在上述口水话里都有涉及，还有一些设计模式我没写上去，毕竟我也不熟悉...



下面就是博客系列：

#### Android

[Activity](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Activity.md)   [Service](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Service.md)   [BroadcastReceiver](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/BroadcastReceiver.md)   [ContentProvider](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/ContextProvider.md)   [Fragment](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Fragment.md)

[WebView](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/WebView.md)   [RecyclerView](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/RecyclerView.md)   [ViewPager](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/ViewPager.md)   [ConstraintLayout](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/ConstraintLayout.md)   [自定义 View](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E8%87%AA%E5%AE%9A%E4%B9%89%20View.md)

##### 其他

1. Android 数据持久化
   - [SharedPreferences](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/SharedPreferences.md)
   - [SQLite](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/SQLite.md)
2. [自动化埋点](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E5%9F%8B%E7%82%B9/%E5%9F%8B%E7%82%B9.md)
3. [动画](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Animator.md)
4. [Context](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Context.md)
5. [Dalvik 与 ART](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Dalvik%20%5C%20ART.md)
6. [APT](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/APT.md)
7. [Bundle、ArrayMap、SparseArray](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Bundle.md)
8. [Hook 原来也就这么回事](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Hook.md)
9. [Serializable 与 Parceable](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Serializable%20%E4%B8%8E%20Parcelable.md)
10. [轻松入门 Socket 编程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Socket%20%E7%BC%96%E7%A8%8B.md)
11. [热修复](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E7%83%AD%E4%BF%AE%E5%A4%8D.md)
12. [事件分发机制](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E4%BA%8B%E4%BB%B6%E5%88%86%E5%8F%91%E6%9C%BA%E5%88%B6.md)
13. [Handler 消息循环机制](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Handler%20%E6%B6%88%E6%81%AF%E6%9C%BA%E5%88%B6.md)
14. [AsyncTask 源码分析](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/AsyncTask.md)
15. [HandlerThread 源码分析](<https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/HandlerThread.md>)
16. [IntentService 源码分析](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/IntentService.md)
17. [View 工作原理](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/View%20%E5%B7%A5%E4%BD%9C%E5%8E%9F%E7%90%86.md)
18. [AOP](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/AOP.md)
19. [自定义 Lint](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E8%87%AA%E5%AE%9A%E4%B9%89%20Lint.md)
20. [Choreagrapher](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/Choreographer.md)

##### Gralde Plugin、Groovy

[Gralde Plugin 入门指南](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Gradle/Gradle_Plugin_Guide.md)

[Gralde Plugin 实践之 TinyPng Plugin](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Gradle/TinyPngPlugin.md)

[Gradle 详解 Extension](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Gradle/Extension.md)

《Android Gradle 权威指南读书笔记》

- [基础知识相关](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Gradle/Android%20Gradle%20%E6%9D%83%E5%A8%81%E6%8C%87%E5%8D%97/%E8%AF%BB%E4%B9%A6%E7%AC%94%E8%AE%B0%E4%B9%8B%E4%B8%80.md)
- [进阶知识相关](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Gradle/Android%20Gradle%20%E6%9D%83%E5%A8%81%E6%8C%87%E5%8D%97/%E8%AF%BB%E4%B9%A6%E7%AC%94%E8%AE%B0%E4%B9%8B%E4%BA%8C.md)

[Gradle 练习之一 --- 输出项目第三方库以及本地依赖库的权限信息](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Gradle/%E4%BE%9D%E8%B5%96%E6%9D%83%E9%99%90%E4%BF%A1%E6%81%AF.md)

[Android Gradle Plugin 流程分析](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Gradle/Android%20Gradle%20Plugin%20%E6%B5%81%E7%A8%8B%E5%88%86%E6%9E%90.md)

##### JVM、ART 相关

- Class 文件格式
  - [Class 文件格式总览](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Class%20%E6%96%87%E4%BB%B6%E6%A0%BC%E5%BC%8F/Class%20%E6%96%87%E4%BB%B6%E6%A0%BC%E5%BC%8F%E6%80%BB%E8%A7%88.md)
  - [常量池及相关内容](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Class%20%E6%96%87%E4%BB%B6%E6%A0%BC%E5%BC%8F/%E5%B8%B8%E9%87%8F%E6%B1%A0%E5%8F%8A%E7%9B%B8%E5%85%B3%E5%86%85%E5%AE%B9.md)
  - [属性介绍]

##### 性能优化

[I/O 优化]

[UI 优化]

[内存优化](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E6%80%A7%E8%83%BD%E4%BC%98%E5%8C%96/%E5%86%85%E5%AD%98%E4%BC%98%E5%8C%96.md)

[包体积优化](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E6%80%A7%E8%83%BD%E4%BC%98%E5%8C%96/%E5%8C%85%E4%BD%93%E7%A7%AF%E4%BC%98%E5%8C%96.md)

[卡顿优化]

[启动优化]

[存储优化](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/%E6%80%A7%E8%83%BD%E4%BC%98%E5%8C%96/%E5%AD%98%E5%82%A8%E4%BC%98%E5%8C%96.md)

[崩溃优化]

[电量优化]

#### 操作系统

[操作系统学习路径](https://github.com/Omooo/Android-Notes/blob/master/blogs/operate_system/%E5%AD%A6%E4%B9%A0%E8%B7%AF%E5%BE%84.md)

[Linux 综述](https://github.com/Omooo/Android-Notes/blob/master/blogs/operate_system/Linux%20%E7%BB%BC%E8%BF%B0.md)

#### Framework

[Android 系统架构](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/Android%20%E7%B3%BB%E7%BB%9F%E6%9E%B6%E6%9E%84.md)

[Android 系统启动](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/Android%20%E7%B3%BB%E7%BB%9F%E5%90%AF%E5%8A%A8.md)

[应用程序进程启动过程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E5%BA%94%E7%94%A8%E7%A8%8B%E5%BA%8F%E8%BF%9B%E7%A8%8B%E5%90%AF%E5%8A%A8%E8%BF%87%E7%A8%8B.md)

[Android APK 构建流程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/APK%20%E6%9E%84%E5%BB%BA%E6%B5%81%E7%A8%8B.md)

[Android 签名校验机制 v1、v2、v3](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/Android%20%E7%AD%BE%E5%90%8D%E6%A0%A1%E9%AA%8C%E6%9C%BA%E5%88%B6.md)

[init 进程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/init%20%E8%BF%9B%E7%A8%8B.md)

[智能指针](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%99%BA%E8%83%BD%E6%8C%87%E9%92%88.md)

《深入理解 Android 卷一》

- [深入理解 JNI](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Android%20%E5%8D%B7%E4%B8%80/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20JNI.md)
- [深入理解 init](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Android%20%E5%8D%B7%E4%B8%80/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20init.md)

《深入理解 Android内核设计思想》

* [View 事件分发](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Android%20%E5%86%85%E6%A0%B8%E8%AE%BE%E8%AE%A1%E6%80%9D%E6%83%B3/View%20%E4%BA%8B%E4%BB%B6%E5%88%86%E5%8F%91.md)
* [Low Memory Killer 机制](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Android%20%E5%86%85%E6%A0%B8%E8%AE%BE%E8%AE%A1%E6%80%9D%E6%83%B3/Low%20Memory%20Killer.md)
* [SurfaceFlinger](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Android%20%E5%86%85%E6%A0%B8%E8%AE%BE%E8%AE%A1%E6%80%9D%E6%83%B3/SurfaceFlinger.md)
* [InputManagerService 与输入](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Android%20%E5%86%85%E6%A0%B8%E8%AE%BE%E8%AE%A1%E6%80%9D%E6%83%B3/InputManagerService%20%E4%B8%8E%E8%BE%93%E5%85%A5%E4%BA%8B%E4%BB%B6.md)

《Android 源代码情景分析》

* Binder 进程间通信系统
  * [Binder 对象引用计数技术](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/Binder%20%E8%BF%9B%E7%A8%8B%E9%97%B4%E9%80%9A%E4%BF%A1%E7%B3%BB%E7%BB%9F/Binder%20%E5%AF%B9%E8%B1%A1%E5%BC%95%E7%94%A8%E8%AE%A1%E6%95%B0%E8%AE%A1%E6%95%B0.md)
  * [Binder 设备文件的初始化、打开和内存映射过程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/Binder%20%E8%BF%9B%E7%A8%8B%E9%97%B4%E9%80%9A%E4%BF%A1%E7%B3%BB%E7%BB%9F/Binder%20%E8%AE%BE%E5%A4%87%E6%96%87%E4%BB%B6%E7%9A%84%E5%88%9D%E5%A7%8B%E5%8C%96%E3%80%81%E6%89%93%E5%BC%80%E5%92%8C%E5%86%85%E5%AD%98%E6%98%A0%E5%B0%84%E8%BF%87%E7%A8%8B.md)
  * [Binder 进程间通信库](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/Binder%20%E8%BF%9B%E7%A8%8B%E9%97%B4%E9%80%9A%E4%BF%A1%E7%B3%BB%E7%BB%9F/Binder%20%E8%BF%9B%E7%A8%8B%E9%97%B4%E9%80%9A%E4%BF%A1%E5%BA%93.md)
  * [Binder 驱动程序之基础数据结构](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/Binder%20%E8%BF%9B%E7%A8%8B%E9%97%B4%E9%80%9A%E4%BF%A1%E7%B3%BB%E7%BB%9F/Binder%20%E9%A9%B1%E5%8A%A8%E7%A8%8B%E5%BA%8F%E5%9F%BA%E7%A1%80%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84.md)
  * [Service 代理对象的获取过程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/Binder%20%E8%BF%9B%E7%A8%8B%E9%97%B4%E9%80%9A%E4%BF%A1%E7%B3%BB%E7%BB%9F/Service%20%E4%BB%A3%E7%90%86%E5%AF%B9%E8%B1%A1%E7%9A%84%E8%8E%B7%E5%8F%96%E8%BF%87%E7%A8%8B.md)
  * [Service 组件的启动过程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/Binder%20%E8%BF%9B%E7%A8%8B%E9%97%B4%E9%80%9A%E4%BF%A1%E7%B3%BB%E7%BB%9F/Service%20%E7%BB%84%E4%BB%B6%E7%9A%84%E5%90%AF%E5%8A%A8%E8%BF%87%E7%A8%8B.md)
  * [ServiceManager 代理对象的获取过程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/Binder%20%E8%BF%9B%E7%A8%8B%E9%97%B4%E9%80%9A%E4%BF%A1%E7%B3%BB%E7%BB%9F/ServiceManager%20%E4%BB%A3%E7%90%86%E5%AF%B9%E8%B1%A1%E7%9A%84%E8%8E%B7%E5%8F%96%E8%BF%87%E7%A8%8B.md)
  * [ServiceManager 的启动过程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/Binder%20%E8%BF%9B%E7%A8%8B%E9%97%B4%E9%80%9A%E4%BF%A1%E7%B3%BB%E7%BB%9F/ServiceManager%20%E7%9A%84%E5%90%AF%E5%8A%A8%E8%BF%87%E7%A8%8B.md)

* 四大组件的启动过程
  * [Activity 组件的启动过程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/%E5%9B%9B%E5%A4%A7%E7%BB%84%E4%BB%B6%E7%9A%84%E5%90%AF%E5%8A%A8%E8%BF%87%E7%A8%8B/Activity%20%E7%BB%84%E4%BB%B6%E7%9A%84%E5%90%AF%E5%8A%A8%E8%BF%87%E7%A8%8B.md)
  * [Service 组件的启动过程](https://github.com/Omooo/Android-Notes/blob/master/blogs/Android/Framework/%E6%BA%90%E4%BB%A3%E7%A0%81%E6%83%85%E6%99%AF%E5%88%86%E6%9E%90/%E5%9B%9B%E5%A4%A7%E7%BB%84%E4%BB%B6%E7%9A%84%E5%90%AF%E5%8A%A8%E8%BF%87%E7%A8%8B/Service%20%E7%BB%84%E4%BB%B6%E7%9A%84%E5%90%AF%E5%8A%A8%E8%BF%87%E7%A8%8B.md)

#### Java 基础

[final 你需要知道的一切](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/final.md)

[String 你需要知道的一切](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/String.md)

[反射 你需要知道的一切](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%8F%8D%E5%B0%84.md)

[深入理解反射](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%E5%8F%8D%E5%B0%84.md)

[泛型 你需要知道的一切](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E6%B3%9B%E5%9E%8B.md)

[注解 你需要知道的一切](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E6%B3%A8%E8%A7%A3.md)

[异常 你需要知道的一切](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%BC%82%E5%B8%B8.md)

[BIO、NIO、AIO](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/BIO%E3%80%81NIO%E3%80%81AIO.md)

[UncaughtExceptionHandler](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/UncaughtExceptionHandler.md)

[Java 5 - Java 10 新特性总结](https://github.com/Omooo/Android-Notes/tree/master/blogs/Java/Java%205%20-%20Java%2010%20%E6%96%B0%E7%89%B9%E6%80%A7)

#### Java 并发

[线程、线程池](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%B9%B6%E5%8F%91/%E7%BA%BF%E7%A8%8B%E3%80%81%E7%BA%BF%E7%A8%8B%E6%B1%A0.md)

[线程生命周期](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%B9%B6%E5%8F%91/Java%20%E7%BA%BF%E7%A8%8B%E7%94%9F%E5%91%BD%E5%91%A8%E6%9C%9F.md)

[并发编程的万能钥匙 - 管程 ( Monitor )](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%B9%B6%E5%8F%91/%E7%AE%A1%E7%A8%8B(Monitor).md)

[Lock 和 Condition](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%B9%B6%E5%8F%91/Lock%20%E5%92%8C%20Condition.md)

[并发编程的艺术](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%B9%B6%E5%8F%91/%E5%B9%B6%E5%8F%91%E7%BC%96%E7%A8%8B%E7%9A%84%E8%89%BA%E6%9C%AF.md)

[并发编程的源头](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/%E5%B9%B6%E5%8F%91/%E5%B9%B6%E5%8F%91%E7%BC%96%E7%A8%8B%E7%9A%84%E6%BA%90%E5%A4%B4.md)

#### JVM

深入理解 Class 文件格式

* [Class 文件格式总览](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Class%20%E6%96%87%E4%BB%B6%E6%A0%BC%E5%BC%8F/Class%20%E6%96%87%E4%BB%B6%E6%A0%BC%E5%BC%8F%E6%80%BB%E8%A7%88.md)
* [字节码概述](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Class%20%E6%96%87%E4%BB%B6%E6%A0%BC%E5%BC%8F/%E5%AD%97%E8%8A%82%E7%A0%81%E6%A6%82%E8%BF%B0.md)
* [属性介绍](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Class%20%E6%96%87%E4%BB%B6%E6%A0%BC%E5%BC%8F/%E5%B1%9E%E6%80%A7%E4%BB%8B%E7%BB%8D.md)
* [常量池及相关内容](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20Class%20%E6%96%87%E4%BB%B6%E6%A0%BC%E5%BC%8F/%E5%B8%B8%E9%87%8F%E6%B1%A0%E5%8F%8A%E7%9B%B8%E5%85%B3%E5%86%85%E5%AE%B9.md)

[一篇文章学完 JVM 重点知识](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/JVM.md)

- [Java 内存区域与 HotSpot 虚拟机](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/Java%20%E5%86%85%E5%AD%98%E5%8C%BA%E5%9F%9F%E4%B8%8E%20HotSpot%20%E8%99%9A%E6%8B%9F%E6%9C%BA.md)
- [Java 内存模型](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/Java%20%E5%86%85%E5%AD%98%E6%A8%A1%E5%9E%8B.md)
- [JVM 垃圾收集器与内存分配策略](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/JVM%20%E5%9E%83%E5%9C%BE%E6%94%B6%E9%9B%86%E5%99%A8%E4%B8%8E%E5%86%85%E5%AD%98%E5%88%86%E9%85%8D%E7%AD%96%E7%95%A5.md)
- [类加载机制与双亲委派模型](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E7%B1%BB%E5%8A%A0%E8%BD%BD%E6%9C%BA%E5%88%B6%E4%B8%8E%E5%8F%8C%E4%BA%B2%E5%A7%94%E6%B4%BE%E6%A8%A1%E5%9E%8B.md)

[JVM 优化 Java 代码时都做了什么？](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/Java%20%E4%BC%98%E5%8C%96%E7%AD%96%E7%95%A5.md)

- [方法内联](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%96%B9%E6%B3%95%E5%86%85%E8%81%94.md)
- [循环优化](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E5%BE%AA%E7%8E%AF%E4%BC%98%E5%8C%96.md)

[一篇文章搞懂 synchronized、CAS、AQS](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/锁.md)

[多线程和锁优化](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E5%A4%9A%E7%BA%BF%E7%A8%8B%E4%B9%8B%E9%94%81%E4%BC%98%E5%8C%96%EF%BC%88%E4%B8%8A%EF%BC%89.md)

[早期编译器优化](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%97%A9%E6%9C%9F%EF%BC%88%E7%BC%96%E8%AF%91%E5%99%A8%EF%BC%89%E4%BC%98%E5%8C%96.md)

[晚期运行期优化](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%99%9A%E6%9C%9F%EF%BC%88%E8%BF%90%E8%A1%8C%E6%9C%9F%EF%BC%89%E4%BC%98%E5%8C%96.md)

[循环优化](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E5%BE%AA%E7%8E%AF%E4%BC%98%E5%8C%96.md)

[深入理解 JIT](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%20JIT.md)

[从 final 能够 “提升” 性能谈编译优化](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E7%BC%96%E8%AF%91%E4%BC%98%E5%8C%96.md)

[虚拟机字节码执行引擎](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/%E8%99%9A%E6%8B%9F%E6%9C%BA%E5%AD%97%E8%8A%82%E7%A0%81%E6%89%A7%E8%A1%8C%E5%BC%95%E6%93%8E.md)

[volatile](https://github.com/Omooo/Android-Notes/blob/master/blogs/Java/volatile.md)

[JVM 是如何执行方法调用的？](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/JVM%20%E6%98%AF%E5%A6%82%E4%BD%95%E6%89%A7%E8%A1%8C%E6%96%B9%E6%B3%95%E8%B0%83%E7%94%A8%E7%9A%84%EF%BC%9F.md)

[JVM 是如何实现 invokedynamic 的](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/JVM%20%E6%98%AF%E5%A6%82%E4%BD%95%E5%AE%9E%E7%8E%B0%20invokedynamic%20%E7%9A%84%EF%BC%9F.md)

[JVM 是如何实现反射的？](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/JVM%20%E6%98%AF%E5%A6%82%E4%BD%95%E5%AE%9E%E7%8E%B0%E5%8F%8D%E5%B0%84%E7%9A%84%EF%BC%9F.md)

[Java 优化策略](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/Java%20%E4%BC%98%E5%8C%96%E7%AD%96%E7%95%A5.md)

[G1 垃圾收集器](https://github.com/Omooo/Android-Notes/blob/master/blogs/JVM/G1.md)

#### 设计模式

[单例模式](https://github.com/Omooo/Android-Notes/blob/master/blogs/DesignMode/%E5%8D%95%E4%BE%8B%E6%A8%A1%E5%BC%8F.md)

[工厂模式](https://github.com/Omooo/Android-Notes/blob/master/blogs/DesignMode/%E5%B7%A5%E5%8E%82%E6%A8%A1%E5%BC%8F.md)

[代理模式](https://github.com/Omooo/Android-Notes/blob/master/blogs/DesignMode/%E4%BB%A3%E7%90%86%E6%A8%A1%E5%BC%8F.md)

[观察者模式](https://github.com/Omooo/Android-Notes/blob/master/blogs/DesignMode/%E8%A7%82%E5%AF%9F%E8%80%85%E6%A8%A1%E5%BC%8F.md)

[Builder 建造者模式](https://github.com/Omooo/Android-Notes/blob/master/blogs/DesignMode/Builder%20%E5%BB%BA%E9%80%A0%E8%80%85%E6%A8%A1%E5%BC%8F.md)

#### 数据结构和算法

[异或，原来这么有用](https://github.com/Omooo/Android-Notes/blob/master/blogs/Algorithm/%E5%BC%82%E6%88%96%E5%BA%94%E7%94%A8.md)

[一篇文章搞定 HashMap](https://github.com/Omooo/Android-Notes/blob/master/blogs/Algorithm/HashMap.md)

[八大排序]()

#### 计算机网络

[Http 和 Https](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/Http%20%E4%B8%8E%20Https.md)

[HTTP 的前世今生](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/HTTP%20%E7%9A%84%E5%89%8D%E4%B8%96%E4%BB%8A%E7%94%9F.md)

[Java 与底层操作系统的交互细节](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/Java%20%E4%B8%8E%E5%BA%95%E5%B1%82%E6%93%8D%E4%BD%9C%E7%B3%BB%E7%BB%9F%E7%9A%84%E4%BA%A4%E4%BA%92%E7%BB%86%E8%8A%82.md)

[TCP 与 UDP](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/TCP%20%E4%B8%8E%20UDP.md)

《Web 性能权威指南》

* [TCP 的构成](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/Web%20%E6%80%A7%E8%83%BD%E6%9D%83%E5%A8%81%E6%8C%87%E5%8D%97/TCP%20%E7%9A%84%E6%9E%84%E6%88%90.md)
* [UDP 的构成](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/Web%20%E6%80%A7%E8%83%BD%E6%9D%83%E5%A8%81%E6%8C%87%E5%8D%97/UDP%20%E7%9A%84%E6%9E%84%E6%88%90.md)
* [传输层安全（TLS）](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/Web%20%E6%80%A7%E8%83%BD%E6%9D%83%E5%A8%81%E6%8C%87%E5%8D%97/%E4%BC%A0%E8%BE%93%E5%B1%82%E5%AE%89%E5%85%A8%EF%BC%88TLS%EF%BC%89.md)
* [HTTP/1.1](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/Web%20%E6%80%A7%E8%83%BD%E6%9D%83%E5%A8%81%E6%8C%87%E5%8D%97/HTTP%201.1.md)
* [HTTP/2.0](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/Web%20%E6%80%A7%E8%83%BD%E6%9D%83%E5%A8%81%E6%8C%87%E5%8D%97/HTTP%202.0.md)
* [Web 性能优化最佳实践](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/Web%20%E6%80%A7%E8%83%BD%E6%9D%83%E5%A8%81%E6%8C%87%E5%8D%97/Web%20%E6%80%A7%E8%83%BD%E4%BC%98%E5%8C%96%E6%9C%80%E4%BD%B3%E5%AE%9E%E8%B7%B5.md)
* [针对浏览器的优化建议](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/Web%20%E6%80%A7%E8%83%BD%E6%9D%83%E5%A8%81%E6%8C%87%E5%8D%97/%E9%92%88%E5%AF%B9%E6%B5%8F%E8%A7%88%E5%99%A8%E7%9A%84%E4%BC%98%E5%8C%96%E5%BB%BA%E8%AE%AE.md)

《HTTP2 基础教程》

* [HTTP 进化史](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/HTTP2%20%E5%9F%BA%E7%A1%80%E6%95%99%E7%A8%8B/HTTP%20%E8%BF%9B%E5%8C%96%E5%8F%B2.md)
* [HTTP2 协议](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/HTTP2%20%E5%9F%BA%E7%A1%80%E6%95%99%E7%A8%8B/HTTP2%20%E5%8D%8F%E8%AE%AE.md)
* [Web 优化 “黑魔法” 的动机与方式](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/HTTP2%20%E5%9F%BA%E7%A1%80%E6%95%99%E7%A8%8B/Web%20%E4%BC%98%E5%8C%96%20%E2%80%9C%E9%BB%91%E9%AD%94%E6%B3%95%E2%80%9D%20%E7%9A%84%E5%8A%A8%E6%9C%BA%E4%B8%8E%E6%96%B9%E5%BC%8F.md)

《深入理解计算机系统》

* [计算机系统漫游](https://github.com/Omooo/Android-Notes/blob/master/blogs/computer_network/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3%E8%AE%A1%E7%AE%97%E6%9C%BA%E7%B3%BB%E7%BB%9F/%E8%AE%A1%E7%AE%97%E6%9C%BA%E7%B3%BB%E7%BB%9F%E6%BC%AB%E6%B8%B8.md)

#### 算法

《剑指 Offer》

[二叉树相关](https://github.com/Omooo/Android-Notes/blob/master/blogs/Algorithm/%E5%89%91%E6%8C%87%20Offer/%E4%BA%8C%E5%8F%89%E6%A0%91%E7%9B%B8%E5%85%B3.md)

[字符串相关](https://github.com/Omooo/Android-Notes/blob/master/blogs/Algorithm/%E5%89%91%E6%8C%87%20Offer/%E5%AD%97%E7%AC%A6%E4%B8%B2%E7%9B%B8%E5%85%B3.md)

[数组相关](https://github.com/Omooo/Android-Notes/blob/master/blogs/Algorithm/%E5%89%91%E6%8C%87%20Offer/%E6%95%B0%E7%BB%84%E7%9B%B8%E5%85%B3.md)

[栈相关](https://github.com/Omooo/Android-Notes/blob/master/blogs/Algorithm/%E5%89%91%E6%8C%87%20Offer/%E6%A0%88%E7%9B%B8%E5%85%B3.md)

[递归相关](https://github.com/Omooo/Android-Notes/blob/master/blogs/Algorithm/%E5%89%91%E6%8C%87%20Offer/%E9%80%92%E5%BD%92%E7%9B%B8%E5%85%B3.md)

[链表相关](https://github.com/Omooo/Android-Notes/blob/master/blogs/Algorithm/%E5%89%91%E6%8C%87%20Offer/%E9%93%BE%E8%A1%A8%E7%9B%B8%E5%85%B3.md)

#### 笔试

[央视电影网 --- Mr.S 大佬](https://github.com/Omooo/Android-Notes/tree/master/blogs/Android/%E7%AC%94%E8%AF%95%E9%A2%98/%E5%A4%AE%E8%A7%86%E7%94%B5%E5%BD%B1%E7%BD%91%20---%20Mr.S%20%E5%A4%A7%E4%BD%AC.md)

#### 常见面试题精讲

[面试题集](https://github.com/Omooo/Android-Notes/blob/master/blogs/Interview/%E9%9D%A2%E8%AF%95%E9%A2%98%E9%9B%86.md)

- [Get 和 Post 请求的区别？](https://github.com/Omooo/Android-Notes/blob/master/blogs/Interview/Get%20%E5%92%8C%20Post%20%E7%9A%84%E5%8C%BA%E5%88%AB.md)