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TCP TAKING CONFERENCE PICTURES
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ANDREALEOPARDI.COM @WHATYOUHIDE
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@ITALIANCOMMENTS ITALIANS MAD AT FOOD
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OUTLINE
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BEAM FIT SERVERS CLIENTS
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WHY IS THE BEAM SUCH A GREAT FIT?
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THE BEAM THE PEOPLE AND
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PROCESS = PERSON
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CONCURRENCY
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MEMORY
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MEMORY AND THOUGHTS ARE IMMUTABLE
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COMMUNICATION
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HOW DO HUMANS SHARE INFORMATION?
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SPEECH!
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TALK = COPY INFORMATION
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MESSAGE PASSING
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SPEAKING IS ASYNC, LISTENING IS SYNC
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NETWORKS
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SERVERS
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TCP
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SSL
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:gen_tcp
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{:ok, listen_socket} = :gen_tcp.listen(4000, [])
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{:ok, listen_socket} = :gen_tcp.listen(4000, []) {:ok, socket} = :gen_tcp.accept(listen_socket)
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DynamicSupervisor
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CLIENTS
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RECONNECTIONS
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POOLING
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WHEN TO RECONNECT?
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BACKOFF!
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THUNDERING HERD
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MULTIPLEXING
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IDENTIFYING REQUESTS
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HANDLING OFFLINE
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CONCLUSION
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LET IT CRASH? ...NO
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* "IT'S ABOUT THE GUARANTEES", FRED HEBERT * "PERSISTENT CONNECTIONS WITH GEN_STATEM", ME * THOUSAND ISLAND LIBRARY * "COMPUTER NETWORKS", A.TANENBAUM * "PROTOHACKERS IN ELIXIR" YOUTUBE SERIES
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@WHATYOUHIDE THANK YOU!