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Architect Chen
Architect Chen
Dec 28, 2025 · Fundamentals

Mastering Deep Copy in JavaScript: Why It Matters and How to Implement It

This article explains what deep copy is, why it is essential for avoiding side‑effects in mutable data structures, outlines its practical benefits such as safe snapshots and independent cloning of complex objects, and provides a complete JavaScript implementation that handles primitives, circular references, and special built‑in types.

Immutable DataRecursioncloning
0 likes · 4 min read
Mastering Deep Copy in JavaScript: Why It Matters and How to Implement It
AndroidPub
AndroidPub
Aug 25, 2025 · Mobile Development

Mastering Jetpack Compose Stability: Boost Performance and UI Responsiveness

This article explains Jetpack Compose's rendering pipeline, the recomposition mechanism, and the concept of stability, then provides practical strategies—such as using immutable data, applying @Stable/@Immutable annotations, and optimizing large lists—to reduce unnecessary recompositions and improve Android UI performance.

AndroidImmutable DataJetpack Compose
0 likes · 12 min read
Mastering Jetpack Compose Stability: Boost Performance and UI Responsiveness
JavaScript
JavaScript
Aug 19, 2025 · Frontend Development

Why Object.assign Can Break Your React Apps and How Spread Syntax Saves You

This article explains the hidden pitfalls of JavaScript's Object.assign—mutating the target object and performing only shallow copies—illustrates the bugs they can cause in modern frontend frameworks, and shows how the spread operator (or structuredClone) provides a safer, more readable alternative.

Immutable DataJavaScriptObject.assign
0 likes · 5 min read
Why Object.assign Can Break Your React Apps and How Spread Syntax Saves You
ByteDance ADFE Team
ByteDance ADFE Team
Dec 30, 2021 · Frontend Development

Understanding Immer.js: Immutable Data Handling in JavaScript and React

Immer.js, created by the author of MobX, provides a lightweight immutable data library for JavaScript using ES6 proxies, offering simple APIs and seamless integration with React’s state management, while comparing its concepts, implementation details, and trade‑offs against Immutable.js and manual cloning techniques.

Immer.jsImmutable DataJavaScript
0 likes · 18 min read
Understanding Immer.js: Immutable Data Handling in JavaScript and React
Architecture Digest
Architecture Digest
Dec 26, 2016 · Big Data

My Journey into Big Data: From Early Mistakes to the Lambda Architecture

The article recounts the author’s early encounters with big‑data challenges, the shift from relational to NoSQL systems, the development of an immutable‑data batch architecture, and the eventual formulation of the Lambda Architecture, illustrating how simplicity and fault‑tolerance can replace complex incremental designs.

Immutable DataLambda architecturedata engineering
0 likes · 9 min read
My Journey into Big Data: From Early Mistakes to the Lambda Architecture