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「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！
Design patterns implemented in Java
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Free and Open Source, Distributed, RESTful Search Engine
RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.
Netty project - an event-driven asynchronous network application framework
about learning Spring Boot via examples. Spring Boot 教程、技术栈示例代码，快速简单上手教程。
Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.
循序渐进，学习Spring Boot、Spring Boot & Shiro、Spring Batch、Spring Cloud、Spring Cloud Alibaba、Spring Security & Spring Security OAuth2，博客Spring系列源码：https://mrbird.cc
FASTJSON 2.0.x has been released, faster and more secure, recommend you upgrade.
Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex di…
A Java serialization/deserialization library to convert Java Objects into JSON and back
Redisson - Valkey & Redis Java client. Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Over 50 Valkey and Redis based Java objects and services: Set, Multimap, SortedSet, Map, List, Queue,…
CAT 作为服务端项目基础组件，提供了 Java, C/C++, Node.js, Python, Go 等多语言客户端，已经在美团点评的基础架构中间件框架（MVC框架，RPC框架，数据库框架，缓存框架等，消息队列，配置系统等）深度集成，为美团点评各业务线提供系统丰富的性能指标、健康状况、实时告警等。
High Performance Inter-Thread Messaging Library
A high performance caching library for Java
Most popular Mocking framework for unit tests written in Java
flink learning blog. http://www.54tianzhisheng.cn/ 含 Flink 入门、概念、原理、实战、性能调优、源码解析等内容。涉及 Flink Connector、Metrics、Library、DataStream API、Table API & SQL 等内容的学习案例，还有 Flink 落地应用的大型项目案例（PVUV、日志存储、百亿数据实时去…
🏗 Build container images for your Java applications.
APM, (Application Performance Management) tool for large-scale distributed systems.
jsoup: the Java HTML parser, built for HTML editing, cleaning, scraping, and XSS safety.
Resilience4j is a fault tolerance library designed for Java8 and functional programming