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Articles tagged with #eli5
Key-value pairs for lookup Day 136 of 149 👉 Full deep-dive with code examples The Phone Book Analogy Remember phone books? Find "Smith" → Flip directly to S section Look up the name → Get the phone number You don't scan from the beginning! Maps w...
Collections with no duplicates Day 135 of 149 👉 Full deep-dive with code examples The Guest List Analogy You're making a party guest list: Add "Alice" → Alice is on the list Add "Bob" → Bob is on the list Add "Alice" again → Nothing happens! She's...
Trees for storing strings efficiently Day 134 of 149 👉 Full deep-dive with code examples The Autocomplete Analogy When you type on your phone: Type "hel" → Suggestions: "hello", "help", "helicopter" Type "help" → Suggestions: "help", "helpful", "h...
Each node has at most two children Day 133 of 149 👉 Full deep-dive with code examples The Family Tree Analogy Imagine a family tree where each person can have at most two children. The top person is the root, with branches going down. A binary tree...
Making websites usable for everyone Day 132 of 149 👉 Full deep-dive with code examples The Curb Cut Analogy Curb cuts (ramps in sidewalks) were designed for wheelchairs, but help everyone: Parents with strollers People with luggage Delivery worker...
Reusable custom HTML elements Day 131 of 149 👉 Full deep-dive with code examples The LEGO Brick Analogy LEGO bricks are reusable building blocks: Each brick works independently Combine them to build anything Same brick works in any LEGO set Web C...