r/AskComputerScience is a subreddit with 157k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses looking for, struggling, programming, computer science, and understand, and they frequently recommend/review textbook, learning resources, and math books.
Ask Computer Science Questions And Get Answers! This subreddit is intended for questions about topics that might be taught by a computer science department at a university.
Popular Themes in r/AskComputerScience
#1
Advice Requests
: "How do you guys actually learn algorithms?"
14 posts
#2
Solution Requests
: "Help finding a learning tool for Discrete Mathmatics ( Discrete structures) and Digital Logic Design"
2 posts
#3
Pain & Anger
: "LZ77 algorithm is making the compressed files bigger than original"
1 post
#4
Ideas
: "📢 Looking for Computer Science Thesis Title Ideas"
1 post
Popular Topics in r/AskComputerScience
#1
Looking For
49 posts
#2
Struggling
34 posts
#3
Programming
: "What Programming concept sounds complicated but is actually simple once explained properly?"
17 posts
#4
Computer Science
15 posts
#5
Understand
13 posts
#6
Cs
12 posts
#7
Book
8 posts
#8
Software
8 posts
#9
Learning
6 posts
#10
Hard Time
5 posts
Products Discussed in r/AskComputerScience
Textbook
4 reviews
#1
Epp
4.0★ from 1 review
#2
CLRS
5.0★ from 1 review
#3
University of Michigan
5.0★ from 1 review
Learning Resources
2 reviews
#1
Nand2Tetris
4.5★ from 2 reviews
Math Books
2 reviews
#1
Rosen
4.0★ from 1 review
#2
A Beginner's Guide to Discrete Mathematics
3.0★ from 1 review
Member Growth in r/AskComputerScience
Yearly
+14k members(9.4%)
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Last updated: October 6, 2026