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Wukong Talks Architecture
Wukong Talks Architecture
Sep 29, 2021 · Fundamentals

Understanding the Observer Pattern through a Talk‑Show Analogy and Java Implementation

This article explains the Observer design pattern by comparing it to a talk‑show scenario, then details its Java implementation—including Observable and Observer classes, notification mechanisms, code examples, common pitfalls, asynchronous extensions, and practical e‑commerce applications—in a clear, step‑by‑step manner.

Observer Patterndesign patternsjava
0 likes · 10 min read
Understanding the Observer Pattern through a Talk‑Show Analogy and Java Implementation
vivo Internet Technology
vivo Internet Technology
Jun 9, 2021 · Frontend Development

Understanding Observable in Rx Programming with Higher‑Order Functions

The article explains that an Observable in Rx is a higher‑order function acting like a “parcel box” which, when subscribed, delivers a stream of data and can be merged or unsubscribed, using examples such as fromEvent, interval, and merge to illustrate unified asynchronous handling.

Async ProgrammingHigher-order FunctionsJavaScript
0 likes · 11 min read
Understanding Observable in Rx Programming with Higher‑Order Functions
vivo Internet Technology
vivo Internet Technology
Apr 22, 2020 · Fundamentals

Understanding ReactiveX and RxJava: Core Concepts, Design Patterns, and Observable Mechanics

RxJava implements ReactiveX’s observer‑based, pull‑model paradigm by using Observable as a factory and template class whose static creators and chainable operators (e.g., flatMap) apply factory, template, observer and decorator patterns, enabling Java 8‑style asynchronous pipelines that developers can reason about, debug, and optimize.

Reactive ProgrammingReactiveXRxJava
0 likes · 9 min read
Understanding ReactiveX and RxJava: Core Concepts, Design Patterns, and Observable Mechanics
Sohu Tech Products
Sohu Tech Products
Jun 5, 2019 · Fundamentals

Detailed Source‑Code Analysis of RxJava Observable Subscription Flow

This article provides a comprehensive source‑code walkthrough of RxJava’s Observable subscription flow, detailing object creation, reverse subscription, thread scheduling, and operator handling with step‑by‑step code analysis.

ReactiveProgrammingRxJavaSourceCodeAnalysis
0 likes · 17 min read
Detailed Source‑Code Analysis of RxJava Observable Subscription Flow
Youzan Coder
Youzan Coder
Jul 13, 2018 · Frontend Development

Understanding RxJS: Reactive Programming Solutions for JavaScript

RxJS brings the Observable pattern to JavaScript, enabling asynchronous multiple-value streams that combine observer, iterator, and functional concepts, and the article shows how to use it in React and Redux for clean subscription management, data aggregation, advanced async handling, and time‑based operations.

Async OperationsFrontend DevelopmentJavaScript
0 likes · 8 min read
Understanding RxJS: Reactive Programming Solutions for JavaScript
Efficient Ops
Efficient Ops
Feb 28, 2017 · Frontend Development

Boost Browser Data Handling: RxJS-Wrapped Fetch API for Smart Caching & Updates

This article examines the limitations of plain Fetch API for caching and real‑time updates in complex web apps, then demonstrates how wrapping Fetch with RxJS creates lazy‑loaded caches, reactive update notifications, and extensible data streams, while outlining practical implementation details and best practices.

CachingFetch APIRxJS
0 likes · 5 min read
Boost Browser Data Handling: RxJS-Wrapped Fetch API for Smart Caching & Updates