Skip to main content
3 events
when toggle format what by license comment
Mar 13 at 14:51 comment added Stanley Yao Xiao Just to comment to thank David for his service in writing down answers to these questions, which may help many others, especially young people, in the future.
S Mar 13 at 14:39 history answered David White CC BY-SA 4.0
S Mar 13 at 14:39 history made wiki Post Made Community Wiki by David White