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Algorithms 1 Computer Systems 1 Data Structures 8 JavaScript 80 Programming Languages 46 React Native 38
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Medium
26

What is the purpose of the async and await keywords in Python?

Programming Languages
Medium
38

How do you implement a binary search algorithm in Python?

Algorithms
Easy
27

What is the purpose of the map function in Python?

Programming Languages
Medium
25

How do you implement a linked list in Python?

Data Structures
Easy
27

What is the purpose of the filter function in Python?

Programming Languages
Medium
27

How do you implement a stack in Python?

Data Structures
Medium
23

What is the purpose of the reduce function in Python?

Programming Languages
Medium
26

How do you implement a queue in Python?

Data Structures
Easy
28

What is the purpose of the lambda function in Python?

Programming Languages
Medium
27

How do you implement a binary tree in Python?

Data Structures
Medium
25

What is the purpose of the super function in Python?

Programming Languages
Hard
27

How do you implement a hash table in Python?

Data Structures
Easy
24

What is the purpose of the __init__ method in Python?

Programming Languages
Medium
30

How do you implement a priority queue in Python?

Data Structures
Easy
27

What is the output of `console.log(2 + '2')`?

JavaScript
Medium
28

Explain closures in JavaScript

JavaScript
Easy
25

What is the difference between `null` and `undefined`?

JavaScript
Medium
28

What is hoisting in JavaScript?

JavaScript
Hard
28

Explain the event loop

JavaScript
Medium
27

What is the output of `0.1 + 0.2 === 0.3`?

JavaScript