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How to create a flat version of a deeply nested array? [Programming Interview Question]
All Levels
22,271
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How to build a custom timer hook in React.js? | useTimer | JavaScript Interview Question
All Levels
19,830
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Build A Mini Clone Of Google Calendar | Frontend Coding Challenge | JavaScript Interview Questions | DevKode DOM Challenge
All Levels
14,296
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Implement Debounce Function | Flipkart UI - JavaScript Interview Questions
All Levels
11,682
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Implement Accordion Component in React.js | JavaScript Interview Question
Intermediate
12,028
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How to implement Event Emitter in JavaScript? | Facebook Interview Question
Intermediate
14,224
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How to implement DOM like structure tree!? | Frontend Interview Question | Advanced JavaScript
Advanced
9,111
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How to create OTP Input Component? | Frontend Coding Challege | JavaScript | HTML | CSS | React.js
Intermediate
8,975
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How to build a File Explorer? Atlassian Frontend Machine Coding Round Question | JavaScript Interview Question | React.js
Intermediate
20,741
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Build Country Capital Game | Microsoft Frontend Interview Question | JavaScript | React.js
All Levels
13,550
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Promise Scheduler
Advanced
370
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Progress Bar with Controls
Beginner
279
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Flipping Card Component
Beginner
402
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ComposeAsync
Intermediate
503
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Phone Home Screen
Intermediate
764
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Domain Operation Simulator
Beginner
905
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Implement listenTo function
Beginner
945
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Company Structure Validator
Intermediate
1,210
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Compare Semantic Versions
Beginner
885
Solve
Build Boggle Dictionary
Advanced
1,245
Solve
Shopping Cart Checkout
Beginner
1,268
Solve
Implement a Timeout-Based API Wrapper with Optional Retry
Intermediate
2,227
Solve
Measure Function Execution Time
Intermediate
1,485
Solve
useObjectState
Intermediate
1,298
Solve
Cinema Hall Layout Structure
Intermediate
3,149
Solve
Breadcrumb Chain Problem
Beginner
2,832
Solve
Build an API Client
Intermediate
2,686
Solve
Function Call Counter
All Levels
2,290
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Straws on the Board
Advanced
3,436
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Chess Path Finder Visualiser
Intermediate
2,629
Solve
Count Total Comments
Beginner
3,327
Solve
String Compression and Decompression
All Levels
3,683
Solve
Dynamic Table Generator
Beginner
3,923
Solve
What would be the return value (if any)?
Beginner
3,324
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Implement Event-Driven Key-Value Store
Intermediate
2,311
Solve
Implement Promisify Polyfill
Intermediate
2,445
Solve
Build a Multi Step Form
Intermediate
3,068
Solve
How to create a Drag and Drop List Component?
Intermediate
3,493
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How to create analytics SDK in JavaScript?
Intermediate
6,372
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Build a Two-Player Line Board Game
Intermediate
1,567
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