DEV Community

Challenge!

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
A JavaScript interview question asked at Facebook

A JavaScript interview question asked at Facebook

237
Comments 25
3 min read
Ruby Bit Manipulation

Ruby Bit Manipulation

8
Comments
3 min read
Advent of Code 2019 Solution Megathread - Day 18: Many-Worlds Interpretation

Advent of Code 2019 Solution Megathread - Day 18: Many-Worlds Interpretation

6
Comments 3
1 min read
Implementing a Graph bipartition checker in Python

Implementing a Graph bipartition checker in Python

11
Comments
5 min read
Advent of Code 2019 Solution Megathread - Day 17: Set and Forget

Advent of Code 2019 Solution Megathread - Day 17: Set and Forget

5
Comments 2
2 min read
Can you solve this math problem? (The long Math night: an embarrassing tale.)

Can you solve this math problem? (The long Math night: an embarrassing tale.)

12
Comments 5
4 min read
Advent of Code 2019 Solution Megathread - Day 16: Flawed Frequency Transmission

Advent of Code 2019 Solution Megathread - Day 16: Flawed Frequency Transmission

4
Comments 4
2 min read
Advent of Code 2019 Solution Megathread - Day 12: The N-Body Problem

Advent of Code 2019 Solution Megathread - Day 12: The N-Body Problem

3
Comments 9
2 min read
Code Dojo #4 Christmas Special: Reindeer race

Code Dojo #4 Christmas Special: Reindeer race

5
Comments
2 min read
A coding interview question asked at Google

A coding interview question asked at Google

245
Comments 41
3 min read
Advent of Code 2019 Solution Megathread - Day 7: Amplification Circuit

Advent of Code 2019 Solution Megathread - Day 7: Amplification Circuit

8
Comments 23
2 min read
Advent of Code 2019 Solution Megathread - Day 6: Universal Orbit Map

Advent of Code 2019 Solution Megathread - Day 6: Universal Orbit Map

13
Comments 27
2 min read
Learn Azure Fundamentals via challenges and code samples

Learn Azure Fundamentals via challenges and code samples

37
Comments 1
2 min read
Advent of Code 2019 Solution Megathread - Day 5: Sunny with a Chance of Asteroids

Advent of Code 2019 Solution Megathread - Day 5: Sunny with a Chance of Asteroids

14
Comments 22
2 min read
Advent of Code 2019 Solution Megathread - Day 4: Secure Container

Advent of Code 2019 Solution Megathread - Day 4: Secure Container

9
Comments 42
2 min read
Advent of Code 2019 Solution Megathread - Day 3: Crossed Wires

Advent of Code 2019 Solution Megathread - Day 3: Crossed Wires

9
Comments 38
2 min read
My Advent of Code 2019 Approach

My Advent of Code 2019 Approach

46
Comments 8
3 min read
Daily Challenge #132 - Is my friend cheating?

Daily Challenge #132 - Is my friend cheating?

40
Comments 7
2 min read
Advent of Code 2019 Solution Megathread - Day 1: The Tyranny of the Rocket Equation

Advent of Code 2019 Solution Megathread - Day 1: The Tyranny of the Rocket Equation

19
Comments 35
2 min read
Advent of Code 2019 Solution Megathread - Day 2: 1202 Program Alarm

Advent of Code 2019 Solution Megathread - Day 2: 1202 Program Alarm

10
Comments 24
2 min read
Where my anagrams at?

Where my anagrams at?

6
Comments
3 min read
Fibonacci, Tribonacci and friends

Fibonacci, Tribonacci and friends

5
Comments
4 min read
A common coding interview question

A common coding interview question

246
Comments 53
2 min read
Sum of two lowest positive integers

Sum of two lowest positive integers

7
Comments 2
2 min read
Learning Programming Languages with Code Challenges

Learning Programming Languages with Code Challenges

41
Comments
9 min read
Take a Ten Minute Walk

Take a Ten Minute Walk

6
Comments
4 min read
Build a Tower

Build a Tower

6
Comments
2 min read
How to Estimate Software Development Project

How to Estimate Software Development Project

12
Comments 5
5 min read
Tribonacci

Tribonacci

10
Comments 4
4 min read
Duplicate Encoder

Duplicate Encoder

6
Comments
2 min read
Isograms

Isograms

7
Comments 2
3 min read
The Supermarket Queue

The Supermarket Queue

12
Comments
4 min read
Odd or Even?

Odd or Even?

4
Comments 11
4 min read
Tic Tac Toe (with Arrays and HTML input checkbox)

Tic Tac Toe (with Arrays and HTML input checkbox)

6
Comments 2
1 min read
Descending Order

Descending Order

14
Comments 2
4 min read
Hardest JavaScript Puzzle I've Ever Solved

Hardest JavaScript Puzzle I've Ever Solved

182
Comments 6
4 min read
Code Dojo #3: Low latency

Code Dojo #3: Low latency

8
Comments 4
6 min read
Graph Traversal with BFS - Code (JavaScript)

Graph Traversal with BFS - Code (JavaScript)

11
Comments
3 min read
100 Days of Code Week 1 – Learning React

100 Days of Code Week 1 – Learning React

48
Comments 2
3 min read
Introducing Code Review, a weekly coding challenge series!

Introducing Code Review, a weekly coding challenge series!

96
Comments 2
2 min read
Stepping Through Recursive Fibonacci Function

Stepping Through Recursive Fibonacci Function

12
Comments
2 min read
my #100DaysOfCode Challenge

my #100DaysOfCode Challenge

4
Comments
1 min read
The Harmless Ransome Note - Challenge 1

The Harmless Ransome Note - Challenge 1

14
Comments
3 min read
Daily Challenge #108 - Find the Counterfeit Coin

Daily Challenge #108 - Find the Counterfeit Coin

15
Comments 8
1 min read
The October Xamarin Best Practices Challenge

The October Xamarin Best Practices Challenge

7
Comments
2 min read
Another year, another Hacktoberfest (2019)!

Another year, another Hacktoberfest (2019)!

5
Comments
4 min read
Daily Challenge #106 - Average Fuel Consumption

Daily Challenge #106 - Average Fuel Consumption

37
Comments 7
1 min read
Daily Challenge #105 - High-Sum Matrix Drop

Daily Challenge #105 - High-Sum Matrix Drop

11
Comments 6
1 min read
Daily Challenge #100 - Round Up

Daily Challenge #100 - Round Up

55
Comments 3
2 min read
Level up your Python skills with these 6 challenges

Level up your Python skills with these 6 challenges

45
Comments
7 min read
Code Dojo #2: Sudoku

Code Dojo #2: Sudoku

7
Comments
8 min read
Daily Challenge #98 - Make a Spiral

Daily Challenge #98 - Make a Spiral

17
Comments 6
1 min read
CSS Challenges #3 | Calendar

CSS Challenges #3 | Calendar

50
Comments 4
3 min read
Improving your Algorithms & Data Structure skills

Improving your Algorithms & Data Structure skills

376
Comments 1
4 min read
PDF Booklet: JavaScript coding challenges for beginners

PDF Booklet: JavaScript coding challenges for beginners

61
Comments 1
1 min read
[Express] React as a View Template Engine?

[Express] React as a View Template Engine?

79
Comments 9
2 min read
CSS Challenges #2 | Tooltips

CSS Challenges #2 | Tooltips

52
Comments 6
1 min read
Daily Challenge #91 - Bananas

Daily Challenge #91 - Bananas

19
Comments 4
1 min read
Daily Challenge #89 - Extract domain name from URL

Daily Challenge #89 - Extract domain name from URL

43
Comments 24
1 min read
The 5 hardest code challenges for beginners

The 5 hardest code challenges for beginners

88
Comments 3
3 min read
loading...