Socket

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Communicating with Sockets■ While connection has been established, it's time to sendand receive data across it.■ Socket objects provide interfaces to the operatingsystem's calls■ Socket objects are typically useful if you have specialrequirements.■ working with protocols that require you to have fine-grained controlover when data is read and written■ binary protocols where fixed-size chunks of data are transmitted■ instances where timeouts for data require special handling■ involves more than simple reading and writing
Handling Errors■ There are so many conditions in which networkcommunications can cause program errors thatnetworking programs can't afford to ignore them.■ servers being down, connections dropped, and so on.■ The proper response to errors depends on yourapplication.■ If the connection gets dropped in the middle of a file download,the proper action may be to attempt to restart the download at thatpoint.
Page 1 and 2: Pemrograman JaringanNetwork ClientP
Page 3 and 4: Course Contents1Understanding Socke
Page 5 and 6: LayersApplicationTransportHTTPFTPSM
Page 7 and 8: System Calls● open()● read()●
Page 9 and 10: Source Codeimport socketprint "Crea
Page 11 and 12: Source Codeimport socketprint "Crea
Page 13: Source Codeimport socketprint "Crea
Page 17 and 18: Source Codeimport socket, syshost =
Page 19 and 20: Socket Exceptions (Python)■ Pytho
Page 21 and 22: Errors with File-like Objects■ it
Page 23 and 24: Using User Datagram Protocol■ Cre
Page 25 and 26: Summary■ When communicating over

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