LeetCode List — JavaScript Solutions
End-to-end JavaScript solutions for every problem in the custom LeetCode list, with concise explanations and proven patterns.
Interview Learning
Because apprarently you should know all those stuff by heart to get a job ...
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Angular Core Concepts: A Practical, No‑Fluff Guide
Components, templates, DI, services, RxJS, routing, forms, change detection, standalone APIs, signals, and testing — the mental model you actually use when building Angular apps.
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TypeScript for Senior Frontend Engineers: What Actually Matters
A concise but deep guide to TypeScript for experienced frontend engineers: mental models, pros/cons, patterns, pitfalls, and pragmatic best practices.
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React Core Concepts: A Practical, No‑Fluff Guide
Components, JSX, props, state, effects, hooks, context, reconciliation, keys, and patterns — the mental model you actually use when building React apps.
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Top Interview Questions by Technology
Few interview question
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LeetCode Scheduling Patterns: Hotel/Intervals (Easy & Medium)
All the hotel/scheduling problems in one place: detect overlaps, min rooms, merge/insert intervals, non-overlap, arrows, car pooling. Clean JS templates.
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LeetCode for Travel-Booking Platforms: Easy & Medium Patterns (JS)
A pragmatic, domain-mapped LeetCode guide for Easy/Medium problems you’ll see in travel-booking style systems: intervals/availability, sliding windows, heaps, hashing, prefix sums, and binary search—with clean JavaScript templates.
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LeetCode Patterns: Question → Solution Cheat Sheet (with JS templates)
Map any LeetCode question to the right pattern fast. Concrete triggers, minimal code templates, and pitfalls.
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Time and Space Complexity: Complete Guide for Coding Interviews
Master Big O notation, time complexity, and space complexity analysis. Learn to analyze algorithms, optimize code, and ace technical interviews with practical examples and real-world applications.
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Two Pointers LeetCode Pattern: Complete Guide with JavaScript Examples
Master the Two Pointers pattern with detailed explanations, JavaScript implementations, and solutions to common LeetCode problems. Learn when and how to apply this efficient O(n) technique.
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LeetCode Algorithms Overview for Senior Developers
Master the essential algorithms and data structures patterns needed to excel in technical interviews and solve complex coding problems efficiently.
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HTTP Fundamentals for Senior Frontend Developers
Master HTTP concepts, methods, status codes, headers, and performance optimizations that every senior frontend developer should know for technical interviews.
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Core Concepts for Senior Frontend Developers
A comprehensive overview of all essential concepts, technologies, and skills that every senior frontend developer should master for technical interviews and career advancement.