Handy Scripts
Send Email curl -LO https://liuhaohua.com/tools/mail.py && chmod +x mail.py Supports both plain text and HTML emails. Send via SMTP SSL or Mailjet ...
Blog
2022
Understanding Real World Source Code Repositories
It sounds like a haunting task understanding real-world large-scale source code repositories for less-experienced junior programmers. If you are the junior o...
Asynchronous Programming: Three Easy Pieces and Three Hard Pieces
Asynchronous programming (aka. event-driven programming) allows us to handle a large number of concurrent tasks with low overhead and a small number of threa...
Lustre File Locks Improvements
Derived from VAX distributed lock manager, Lustre file system locks consist of six modes (NL, CR, CW, PR, PW, EX). The locks are organized in separate namesp...