Mar 10 · 4 min read · When building features like a search bar, calling an API on every keystroke is inefficient. For example, if a user types: j → ja → jav → java Without optimization, the browser would make four API req
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Feb 24 · 12 min read · Introduction Have you ever typed something into a search bar and noticed the results didn't fetch on every single keystroke? Or clicked a button rapidly and realized only one request was sent? That el
Join discussionJan 10 · 4 min read · When building modern web applications, performance matters.Events like scroll, resize, keypress, or API calls can fire hundreds of times per second, leading to laggy UI and unnecessary network requests. Two powerful techniques to handle this are Debo...
Join discussionDec 23, 2025 · 57 min read · High-Level Design: Autocomplete/Typeahead System Table of Contents Problem Statement & Requirements High-Level Architecture Component Architecture (Frontend) Data Flow (Search As You Type) API Design & Communication Protocols Database Design Caching...
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Dec 17, 2025 · 8 min read · Search looks simple on the surface. You type a word, press Enter, and results appear. But once you start building real-world products, you quickly realize that search is far more than a database query — it’s a direct reflection of how thoughtfully an...
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Dec 12, 2025 · 4 min read · In JavaScript, timing functions like throttle and debounce give developers control over the rate at which a function is called. Timing functions are now considered as one of the fundamental techniques that every web developer must know. By controllin...
Join discussionNov 10, 2025 · 4 min read · Have you ever inserted a search term and watched in terror as your fan began to spin like a jet engine, your browser stopped, and you noticed that your simple inputs had just triggered 47 API calls? If you've ever developed a window resize handler, s...
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Sep 9, 2025 · 3 min read · Wprowadzenie Czasem w systemie zaczyna pojawiać się zbyt dużo zdarzeń. Mogą być one powtarzalne, nadmiernie szczegółowe albo po prostu nieistotne w dużej liczbie. Taka lawina informacji przeciąża nasze rozwiązanie. Potrzebujemy mechanizmu, który ogr...
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Aug 16, 2025 · 2 min read · When we build web applications, some events like scrolling, resizing, or typing can fire hundreds of times per second. If we handle every single event directly, it can slow down our app. That’s where Debouncing and Throttling come in — two techniques...
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