The Future is Dead: Long live the Past

Transcript

1. The Future is Dead long live the past

2. Hi!

3. Bruno Aguirre

4. Bruno Aguirre github: elcuervo

5. Bruno Aguirre @cuerbot github: elcuervo

6. cuervo

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18. disclaimer

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20. relax

21. it’s not about this future

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23. nor this past

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26. UNIX

27. UNIX DB

28. UNIX DB WEB

29. UNIX

30. than an MORE OPERATING system

31. than MORE SOFTWARE

32. Philosophy

33. The ART of Unix programming Eric Raymond

34. Write SIMPLE parts connected by CLEAN interfaces

35. CLARITY is better than cleverness

36. Design programs to be CONNECTED to other programs

37. ps uax | grep ruby | sort | uniq

38. Design for SIMPLICITY; add complexity ONLY where you must

39. S R P

40. S R P ingle

41. S R P ingle esponsability

42. S R P ingle esponsability rinciple

43. PROTOTYPE before polishing. GET IT WORKING before you OPTIMIZE it

44. DISTRUST all claims for “ONE TRUE WAY”

45. Design for the FUTURE, because it will be here SOONER

    than you think

46. KISS

47. KEEP

48. IT

49. SIMPLE

50. SWEETIE

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52. “Simplicity is the ultimate sophistication” Leonardo Da Vinci 1452-1519

53. “Everything should be made as simple as possible, but no

    simpler” Albert Einstein 1879-1955

54. “Unix is simple. It just takes a genius to understand

    its simplicity” Dennis Ritchie 1941-2011

55. DB

56. once upon a time

57. RDB

58. ROFLSCALE

59. ROFLSCALE

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61. POSTGRESQL

62. POSTGRESQL MYSQL

63. CONSTRAINS

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65. PRIMARY KEY

66. PRIMARY KEY UNIQUE

67. PRIMARY KEY UNIQUE NOT NULL

68. PRIMARY KEY UNIQUE NOT NULL FOREIGN KEY

69. PRIMARY KEY UNIQUE NOT NULL FOREIGN KEY CHECK

70. PREPARED STATEMENTS

71. SELECT * FROM fruits WHERE id = 42;

72. PREPARE fruit_seeker (int) AS SELECT * FROM fruits WHERE id

    = $1;

73. PREPARE fruit_seeker (int) AS SELECT * FROM fruits WHERE id

    = $1; EXECUTE fruit_seeker(42);

74. ~2003

75. QUERIES PER SECOND BOOST

76. ~2011

77. STORED PROCEDURES

78. Execution within the database

79. Complex data handling

80. Column operations

81. We want to use Ruby everywhere

82. DON’T

83. WITHOUT ORM

84. WEB

85. HTTP 1.0 RFC 1945 (1996)

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89. MOST WEB of the

90. client server request response open open close close

91. HTTP 1.1 RFC 2616 (1999)

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96. Persistent connections

97. client server request response open close Re use open sockets

    close open

98. client server request response open close Re use open sockets

99. Enabled by default

100. Pipelining

101. client server request response open close

102. Disabled by default

103. Get ready for the PAST

104. Firefox: can be enabled

105. Firefox: can be enabled Chrome: can be enabled

106. Firefox: can be enabled Chrome v20: enabled by default Chrome:

     can be enabled

107. Upgrade header

108. GET /mychat HTTP/1.1 Host: server.example.com Upgrade: websocket Connection: Upgrade Sec-WebSocket-Key:

     x3JJHMbDL1EzLkh9GBhXDw== Sec-WebSocket-Protocol: chat Sec-WebSocket-Version: 13 Origin: http://example.com request

109. GET /mychat HTTP/1.1 Host: server.example.com Upgrade: websocket Connection: Upgrade Sec-WebSocket-Key:

     x3JJHMbDL1EzLkh9GBhXDw== Sec-WebSocket-Protocol: chat Sec-WebSocket-Version: 13 Origin: http://example.com request

110. HTTP/1.1 101 Switching Protocols Upgrade: websocket Connection: Upgrade Sec-WebSocket-Accept: HSmrc0sMlYUkAGmm5OPpG2HaGWk=

     Sec-WebSocket-Protocol: chat response

111. HTTP/1.1 101 Switching Protocols Upgrade: websocket Connection: Upgrade Sec-WebSocket-Accept: HSmrc0sMlYUkAGmm5OPpG2HaGWk=

     Sec-WebSocket-Protocol: chat response

112. That’s IT?

113. 12 years

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115. HTTP PTTH

116. HTTP R e v e rs e

117. client server

118. POST /reverse HTTP/1.1 Host: server.example.com Upgrade: PTTH/0.9 Connection: Upgrade Origin:

     http://example.com request

119. POST /reverse HTTP/1.1 Host: server.example.com Upgrade: PTTH/0.9 Connection: Upgrade Origin:

     http://example.com request

120. client server

121. HTTP/1.1 101 Switching Protocols Upgrade: PTTH/0.9 Connection: Upgrade response

122. client server

123. client server

124. server client

125. REAL life

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127. The Future is not Dead

128. The Past is not Dead

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130. LEARN from the past

131. LEARN from the past WATCH the present

132. LEARN from the past WATCH the present CREATE the future

133. Thank you!

134. Thank you! twitter: @cuerbot github: elcuervo

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