This repository provides all Python codes and Jupyter Notebooks of the book Python for Finance -- Mastering Data-Driven Finance (2nd edition) by Yves Hilpisch. Visit ...

martinus / unordered_dense A fast & densely stored hashmap and hashset based on robin-hood backward shift deletion C++ 1,384 101 Updated on Feb 4 ...

秒杀场景下，订单创建面临三个挑战：高并发写入、数据一致性、用户体验。传统的同步创建订单方式在高并发下必然崩溃。今天就来彻底讲透秒杀订单处理的完整方案。 双十一秒杀，用户点击"立即抢购"后等了3秒才有响应，结果页面提示"系统繁忙"。用户投诉 ...

很多人用Redis几年了，还停留在SET/GET的层面。遇到并发扣库存、分布式锁、限流这些场景，要么用Java代码加锁，要么拆成多个 ...