> For the complete documentation index, see [llms.txt](https://ysfang82.gitbook.io/development-notes/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ysfang82.gitbook.io/development-notes/master.md).

# Introduction

Hi,

This is the place for personal work memo. The contents are about:

* Programming Languages
* Design Pattern / Implementation
* AWS Cloud platform and services
* Spark
* Seminar Notes

Looking around is welcome and hope you find something useful!! :)

Some of the contents are digested from different places and likely have been modified according to fit personal needs. If you have any question or opinion, feel free to [send me an email](mailto:ysfang82@gmail.com). Thank you.