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How to create a flat version of a deeply nested array? [Programming Interview Question]
All Levels
22,374
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How to build a custom timer hook in React.js? | useTimer | JavaScript Interview Question
All Levels
19,902
Solve
Build A Mini Clone Of Google Calendar | Frontend Coding Challenge | JavaScript Interview Questions | DevKode DOM Challenge
All Levels
14,366
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Implement Debounce Function | Flipkart UI - JavaScript Interview Questions
All Levels
11,745
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Implement Accordion Component in React.js | JavaScript Interview Question
Intermediate
12,074
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How to implement Event Emitter in JavaScript? | Facebook Interview Question
Intermediate
14,274
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How to implement DOM like structure tree!? | Frontend Interview Question | Advanced JavaScript
Advanced
9,162
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How to create OTP Input Component? | Frontend Coding Challege | JavaScript | HTML | CSS | React.js
Intermediate
9,018
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How to build a File Explorer? Atlassian Frontend Machine Coding Round Question | JavaScript Interview Question | React.js
Intermediate
20,801
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Build Country Capital Game | Microsoft Frontend Interview Question | JavaScript | React.js
All Levels
13,612
Solve
Promise Scheduler
Advanced
449
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Progress Bar with Controls
Beginner
329
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Flipping Card Component
Beginner
434
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ComposeAsync
Intermediate
531
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Phone Home Screen
Intermediate
788
Solve
Domain Operation Simulator
Beginner
927
Solve
Implement listenTo function
Beginner
966
Solve
Company Structure Validator
Intermediate
1,236
Solve
Compare Semantic Versions
Beginner
907
Solve
Build Boggle Dictionary
Advanced
1,271
Solve
Shopping Cart Checkout
Beginner
1,275
Solve
Implement a Timeout-Based API Wrapper with Optional Retry
Intermediate
2,247
Solve
Measure Function Execution Time
Intermediate
1,505
Solve
useObjectState
Intermediate
1,317
Solve
Cinema Hall Layout Structure
Intermediate
3,171
Solve
Breadcrumb Chain Problem
Beginner
2,853
Solve
Build an API Client
Intermediate
2,705
Solve
Function Call Counter
All Levels
2,314
Solve
Straws on the Board
Advanced
3,461
Solve
Chess Path Finder Visualiser
Intermediate
2,651
Solve
Count Total Comments
Beginner
3,355
Solve
String Compression and Decompression
All Levels
3,703
Solve
Dynamic Table Generator
Beginner
3,952
Solve
What would be the return value (if any)?
Beginner
3,378
Solve
Implement Event-Driven Key-Value Store
Intermediate
2,328
Solve
Implement Promisify Polyfill
Intermediate
2,469
Solve
Build a Multi Step Form
Intermediate
3,094
Solve
How to create a Drag and Drop List Component?
Intermediate
3,516
Solve
How to create analytics SDK in JavaScript?
Intermediate
6,396
Solve
Build a Two-Player Line Board Game
Intermediate
1,592
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