tcp/ip & networking stuff what is a port/socket? IPC (interprocess communication, pipes) permissions, setuid, sticky bits, how does chown work how the s

tcp/ip & networking stuff what is a port/socket? IPC (interprocess communication, pipes) permissions, setuid, sticky bits, how does chown work how the shell uses fork & exec process groups, session leaders, shell job control ttys, how do terminals work shell redirection what’s the difference between Linux and Unix chroot filesystems & inodes Richard Stevens is still quite relevant for these more about the stack. Are C vars really stack slots? Nope. "Stack" is an implementation detail. The C standard (I only looked at ISO/IEC 9899:1999) doesn't mention the word "stack" even once.