qingmei2
qingmei2
Java & Kotlin, enthusiastic and studious engineer.
migu music Chengdu, Sichuan, China
Marcin Moskała
MarcinMoskala
Teacher, speaker, consultant, founder of Kt. Academy, author of Android Development with Kotlin.
Kt. Academy
Peter Wang
happypeter
Professional Blockchain Explainer
专业区块链解说员
Tesla&Bitcoin Wechat: happypeter1983