jdk-source-analysis

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瓜哥看一哈

jishudalao

- [Java CompletableFuture 详解](https://colobu.com/2016/02/29/Java-CompletableFuture/) - [[译]20个使用 Java CompletableFuture的例子](https://colobu.com/2018/03/12/20-Examples-of-Using-Java%E2%80%99s-CompletableFuture/) - [【JUC源码解析】CompletableFuture](https://www.cnblogs.com/aniao/p/aniao_cf.html)

diguage

最近对jdk源码和设计模式感兴趣，建个群交流下多爽

1

gongsiran

ArrayList为什么还要再次实现 List 接口？

2

StackOverflow上有一个类似问题[Why does LinkedHashSet extend HashSet and implement Set](https://stackoverflow.com/questions/2165204/why-does-linkedhashsete-extend-hashsete-and-implement-sete), 个人觉得这些解释会更好些 :grimacing:

Winniekun

[为什么要读源代码，如何阅读源代码 - xybaby - 博客园](https://www.cnblogs.com/xybaby/p/10794700.html)

diguage

* `java.util.Arrays#sort(int[])` * `java.util.DualPivotQuicksort`

diguage

`java.util.Arrays#binarySearch(int[], int, int, int)` 尤其对没有查找到相关值时的返回值，做个说明。

diguage

Bumps [guava](https://github.com/google/guava) from 31.1-jre to 32.0.0-jre. Release notes Sourced from guava's releases. 32.0.0 Maven <dependency> <groupId>com.google.guava</groupId> <artifactId>guava</artifactId> <version>32.0.0-jre</version> <!-- or, for Android: --> <version>32.0.0-android</version> </dependency> Jar files 32.0.0-jre.jar 32.0.0-android.jar Guava...

dependabot[bot]