Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

This is a concise Python 3 programming tutorial for people who think that reading is boring. I try to show everything with simple code examples; there are no long and complicated explanations with ...

This is a development tutorial for eBPF based on CO-RE (Compile Once, Run Everywhere). It provides practical eBPF development practices from beginner to advanced, including basic concepts, code ...

With great patience and focus controlling the heated tool on his hand, Keram Razak, a pokerwork artist from Northwest China's Xinjiang Uygur autonomous region, draws the beauty of his hometown on ...

Niu Chengguo introduces his gourd pyrography works at a culture museum in Shunyi district, northeastern Beijing.[Photo provided to China Daily] He found electric irons can be used to brand patterns on ...