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《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 代码。简体版和繁体版同步更新，English version in translation

Design patterns implemented in Java

Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

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All Algorithms implemented in Java

Ghidra is a software reverse engineering (SRE) framework

Spring Framework

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

Dex to Java decompiler

Getting Started with Spring Boot 3:

Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas

An image loading and caching library for Android focused on smooth scrolling

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

微信开发 Java SDK ，支持包括微信支付，开放平台，小程序，企业微信，视频号，公众号等的后端开发

阿里云计算平台DataWorks(https://help.aliyun.com/document_detail/137663.html) 团队出品，为监控而生的数据库连接池

Telegram for Android source

👨‍🎓 Java Core Sprout : basic, concurrent, algorithm

Event Driven Orchestration & Scheduling Platform for Mission Critical Applications

Bind Android views and callbacks to fields and methods.

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…

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,…

A tool for reverse engineering Android apk files

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视频播放器（IJKplayer、ExoPlayer、MediaPlayer），HTTPS，16k page size，支持弹幕，外挂字幕，支持滤镜、水印、gif截图，片头广告、中间广告，多个同时播放，支持基本的拖动，声音、亮度调节，支持边播边缓存，支持视频自带rotation的旋转（90,270之类），重力旋转与手动旋转的同步支持，支持列表播放 ，列表全屏动画，视频加载速度，列表小窗口支持拖…

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

Open-source IoT Platform - Device management, data collection, processing and visualization.

Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.

High Performance Inter-Thread Messaging Library

APM, (Application Performance Management) tool for large-scale distributed systems.