Wu Yongwei's Blog

Building an Automated NASDAQ Stock Scanner: From Setup to Deployment

Posted on 2026-01-11 In Application Word count in article: 1.4k Reading time ≈ 5 mins.

A small app for scanning abnormal movements of US stocks written for a friend.

Posted on 2025-02-01 In Application Word count in article: 1.6k Reading time ≈ 6 mins.

Optimizing Bandwidth Costs for Short Video Downloads

Posted on 2024-10-01 In Application Word count in article: 747 Reading time ≈ 3 mins.

Optimizing First Open Time in Media Player Applications

Posted on 2024-05-03 In Concepts Word count in article: 1.3k Reading time ≈ 5 mins.

Image Processing & Computer Vision Part 2 - Image Enhancement & Restoration

Posted on 2024-05-02 In Concepts Word count in article: 941 Reading time ≈ 3 mins.

Image Processing & Computer Vision Part 1 - Image Sampling & Quantization

Posted on 2021-08-23 In Notes Word count in article: 4.5k Reading time ≈ 16 mins.

Notes for the book - Part 3 - Memory Virtualization

Posted on 2021-05-14 In Concepts Word count in article: 3.4k Reading time ≈ 12 mins.

Outline of (single node) database basis, no detailed explanation

Posted on 2020-09-10 In Notes Word count in article: 3k Reading time ≈ 11 mins.

Notes for the book - Part 2 - Scheduling

Posted on 2020-08-25 In Concepts Word count in article: 1.5k Reading time ≈ 5 mins.

进程间通信——消息传递

Posted on 2020-08-12 In Concepts Word count in article: 1.7k Reading time ≈ 6 mins.

C++ 智能指针