misteryes questions

• read() on a NON-BLOCKING tun/tap file descriptor gets EAGAIN error
• when explicit pointer type cast is needed?
• How to program so that different processes run on different CPU cores?
• should socket be set NON-BLOCKING before it is polled by select()?
• can I register 2 or multiple events for the same socket descriptor on epoll?
• Precedence between member access from a pointer and cast
• How to understand the python function description?
• how to make a hard/abortive close on a TCP connection?
• what is the value range of thread and process id?
• why endianess matters among bits inside a byte?

misteryes answers