POSIX

• Getting started with POSIX
• File locks
• Filesystem
• Input/Output multiplexing
• Pipes
• Processes
• Signals
• Sockets
• Accepting connections on a blocking socket
• Connecting to a remote host
• Enabling TCP keepalive at server side
• Reading and writing on a blocking socket
• Socket basics
• TCP Concurrent Echo Server
• TCP Daytime Client
• TCP Daytime Iterative Server
• Threads
• Timers