Happy hacking and adventuring!
I am using Go, Swift,Dart, Python, R, C, Java, Pascal, HTML, CSS, JavaScript, and more.
I am working on some amazing project.
I am a postgraduate student from Shanghai University.
Check out my SA_agent (Google Chrome Extension) for enhanced browsing experience.
My ORCiD is 0009-0002-9408-5801. Here is the link: https://orcid.org/0009-0002-9408-5801
My Linkedin is Pengfan Chang. Here is the link: https://www.linkedin.com/in/pengfan-chang-097239257/
My Github is Pengfan Chang. Here is the link: https://github.com/JohnThre
Please send comments on these web pages to Pengfan Chang (jnc) at freew period org. Copyright © 2025 Pengfan Chang (John)
Verbatim copying and redistribution of this entire page are permitted provided this notice is preserved.
Verbatim copying and redistribution of any of the photos in the photos subdirectory is permitted under the Creative Commons Noderivs license version 3.0 or later. You can copy and redistribute the photo of me playing music to the butterfly under the Creative Commons Noderivs Nocommercial license version 3.0 or later. Any other photos of me in this (the toplevel) directory may be copied and redistributed under the Creative Commons Noderivs license version 3.0