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JavaScript Deep Dive — Issue #23 JavaScript Code Reviews: How Senior Engineers Evaluate Code Why great reviews improve systems, not just syntax Most developers think code review is about catching mistakes. But senior engineers know the real goal is different. Code review exists to improve: A great code review doesn’t just fix a bug today … Read more
🟦 JavaScript Deep Dive — Issue #22 Observability, Logging & Monitoring in JavaScript Systems How senior engineers understand what their systems are actually doing Many developers build applications that work perfectly…until they reach production. Then questions appear: The problem usually isn’t the code. The problem is lack of visibility. Senior engineers don’t rely on guesswork.They … Read more
🟦 JavaScript Deep Dive — Issue #8 JavaScript Architecture Patterns for Large Applications How to structure code that scales without collapsing under its own weight Small JavaScript projects forgive bad structure.Large ones punish it relentlessly. As applications grow, the biggest challenges are no longer syntax or APIs — they’re: This issue focuses on architecture patterns … Read more
Closures, Scope & Memory: What Really Happens Under the Hood Why closures are powerful, dangerous, and often misunderstood Closures are one of JavaScript’s greatest superpowers — and one of its most common sources of bugs, memory leaks, and confusion. Most developers use closures.Far fewer truly understand what they capture, how long they live, and why … Read more
Project: JavaScript Flashcard Study App (JSON + Progress + Save Progress) https://github.com/lsvekis/JavaScript-Projects A flashcard app that: 1) cards.json { “title”: “JavaScript Flashcards”, “cards”: [ { “id”: 1, “front”: “What is the DOM?”, “back”: “Document Object Model” }, { “id”: 2, “front”: “What does querySelector() return?”, “back”: “The first element that matches a CSS selector” }, … Read more
https://github.com/lsvekis/JavaScript-Projects How to Create a Quiz with JavaScript (HTML + CSS + JSON) This tutorial shows you how to build a simple quiz app using modern JavaScript. The quiz loads questions from a JSON file, lets users pick answers, tracks progress, and displays a final score. What you will build Loads questions from questions.json Displays … Read more
🚀 Vibe Coding — Issue #21 Beyond Tools: Identity, Craft & Long-Term Fulfillment in Vibe Coding Developer Identity • Craftsmanship • Sustainability • Meaningful Work • Avoiding Burnout At some point, every developer hits this question: “I know how to build things… but where is this actually going?” Issue #21 is about answering that honestly. … Read more
🟦 JavaScript Deep Dive — Issue #14 Designing JavaScript APIs That Are Hard to Misuse How senior engineers design interfaces that prevent bugs instead of documenting them Most bugs don’t come from bad logic.They come from APIs that are easy to use incorrectly. Senior engineers don’t just write code that works —they design APIs that … Read more
🚀 Vibe Coding — Issue #18 Creative Flow Without Chaos: Exploration, Prototyping & Safe Experimentation with AI Creativity • Ideation • Prototypes • Sandboxes • Play Without Debt After incidents, deadlines, and pressure…there’s another side of development that matters just as much: creative exploration. This is where: Issue #18 is about separating “play” from “production” … Read more
🟦 JavaScript Deep Dive — Issue #13 Refactoring JavaScript Safely (Without Breaking Everything) How senior engineers improve code with confidence instead of fear Refactoring is where good intentions go to die. Most developers know their code could be better…but they’re afraid to touch it because: Senior engineers refactor anyway — but they do it safely. … Read more