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Articles tagged with #algorithms
Introduction In this post, I wanna dig into BFS and DFS. I wanna show some code and go through them slowly. I don't know what it is with recursion, but I'm so passionate about it. It's so beautiful when you visualize all the work. Anyways, let's star...
Introduction If you've never implemented an LRU cache, and it's your first time, it's gonna be very hard. This post isn't about what an LRU cache is, or how to implement one. I want to talk about the trick behind how it works. Two key points We need ...
Introduction Recursion can be tricky. There are four fundamental patterns good to know. To be honest, I just came up with the names myself lmao, but these patterns are pretty common. The "Return Value Chain" Pattern function findInTree(node, target) ...
Cryptographic hash functions like SHA-256 and MD5 are designed to be more uniform and secure compared to simple manual hashing techniques using ASCII values. Here is why: Uniformity: Cryptographic hash functions spread out hash values evenly. This m...
A guide to demystifying confusing parts of C programming language.
Big O notation's most confusing part.
