Celada questions

Celada answers

• Current value of process' environment variable
• files owner:group doesn't change at location /proc/<pid>/ after setuid()?
• Infinite recursion aliasing `cd`
• How to communicate between two embedded devices over ethernet?
• What do multicast MAC addresses mean?
• respawn option for bsd rc.d
• Binary file transfer over Socket using TCP
• recreating file from diff
• Get TLD DNS server ip address
• imap_fetchstructure: how to distinguish embedded images from attachments?