Post List

April 23, 2025 Block-cyclic Matrix Visualization
January 4, 2025 Python wrapper for a 64-bit permutation function
This is a Python wrapper for a stateless pseudorandom-order array iteration.
September 20, 2023 (Sca)LAPACK Routine Reference
Simply a copy of netlib
February 22, 2023 Optimizing Business Code Using Eigen
Always pay **great attention** when the requests are changed!!
August 18, 2022 A Survey of Sparse Matrix Multiplication on GPUs (CUDA)
In this presentation slides we go through various (basic) implementations of SPMV and SPMM on GPU.

October 11, 2022 (QC2010 Chapter 11) Entropy and Information
In this presentation slides we go through basic definitions in Chapter 11.

November 7, 2022 Programming Game BOX-256
BOX-256 is an 8-bit fantasy computer, with 256 bytes of memory, 16-color 16x16 display. Play with it!
November 5, 2022 New Homepage
Why should one ever bother writing a homepage?
November 4, 2022 First time to use Jekyll!
Hello world, this is my first Jekyll blog post.

October 18, 2023 C++ String Cheatsheet
January 3, 2023 C++ FAQ
This post(note) summarized some FAQs asked by myself during my working experiences.

May 30, 2025 Worker Initialization in Multiprocessing and Joblib
This post presents practical examples that demonstrate the complexity of worker initialization in Python's process-based parallelization.
April 29, 2025 Memory-Mapped Polars DataFrames and File Deletion in Linux
April 18, 2025 Install Python from Source in Ubuntu
Install Python from source code can be painful. The following is a simple script to build such from scratch.
October 17, 2023 Polars Cheatsheet (WIP)
This post(note) summarized some FAQs asked by myself during my working experiences.
January 14, 2023 Very Advanced Python Cheatsheet (WIP)
This post(note) summarized some FAQs asked by myself during my working experiences.

May 9, 2023 Python Bluetooth Locker
Spent a few hours writing the first python-tk gui app!
February 6, 2023 Setup EasyConnect in Docker in WSL
Limit EasyConnect inside the Container.

October 8, 2023 Linux FAQ
This post(note) summarized some FAQs asked by myself during my working experiences.

January 30, 2025 AIGC: Fibonacci Sphere Algorithm
Visualization of how points may be evenly distributed on a sphere.
October 9, 2024 Convert FFT from Real-data FFT

December 27, 2024 Tech Talk at 2024 Winter Hackathon - Introduction to C++
This is a tech talk at the 2024 Winter Hackathon. The talk is intended for beginners who are about to enjoy the Hackathon and provides *only* necessary tools to get started with C++ programming here.

March 24, 2025 ESP8266使用GB2312全集字体
在使用 ESP8266 在屏幕显示中文字符的时候, 需要用到中文字符库. 根据网上的资料, 常用的库是 u8g2.