Webmaster,problem with Email format

My Email is Z80_at_whut.edu.cn(replace the _at_ with @) When I preview or post,the system always warn about: The e-mail address entered appears to be invalid. There may be problems with the...
Webmaster,problem with Email format

My Email is Z80_at_whut.edu.cn(replace the _at_ with @) When I preview or post,the system always warn about: The e-mail address entered appears to be invalid. There may be problems with the...
What should I pay attention to when using the memcpy function dst_address parameter and the src_address parameter?

I have a question about how to safety use memcpy funtion. I find some answer about memcpy, im sure that`s safe about src_address.But I want to know if the usage of dst_addr(memcpy funcation dst parameter...
What should I pay attention to when using the memcpy function dst_address parameter and the src_address parameter?

I have a question about how to safety use memcpy funtion. I find some answer about memcpy, im sure that`s safe about src_address.But I want to know if the usage of dst_addr(memcpy funcation dst parameter...