Fruit Into Baskets (sliding window) 5. Celebrity problem (stack approach) 𝗦𝘆𝘀𝘁𝗲𝗺 𝗗𝗲𝘀𝗶𝗴𝗻 1. Design a payment gateway (retries + failures) 2. Design a shopping cart (millions of users) 3.

A custom reliable transport protocol (KTP) built on top of UDP using POSIX threads, shared memory, and a sliding window protocol.

A production-ready distributed rate limiter supporting five algorithms (Token Bucket, Sliding Window, Fixed Window, Leaky Bucket, and Composite) with Redis backing for high-performance API protection.

Learn how to use advanced techniques like short-circuiting, parallel execution, virtual threads, and stream gatherers to maximize Java stream performance. My recent Java Stream API tutorial introduced ...

Abdullatif Mohammed, with minor assistance from AI tools for formatting and spell-checking. In this article, I will share my journey of achieving expert level on Codeforces, the resources I used, and ...

Spatial clustering is an essential method for the comprehensive understanding of a region. Spatial clustering divides all spatial units into different clusters. The attributes of each cluster of the ...

Timilehin is a skilled software engineer and technical writer with an undying passion for building secure and scalable server-side systems with Go, Node.js, C++ and AWS. Timilehin has worked ...

Linkage disequilibrium (LD)-based association mapping is often performed by analyzing either individual SNPs or block-based multi-SNP haplotypes. Sliding windows of several fixed sizes (in terms of ...