RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics

Java 面试 & 后端通用面试指南，覆盖计算机基础、数据库、分布式、高并发、系统设计与 AI 应用开发

note for understand of the java

Based on a true story

manager the ec job

Distributed Scheduled Job Framework