My talk from Techsylvania Cluj 2015

1. @braintree_dev @cbetta
Hackathons on
Rails
Cristiano Betta
Developer Advocate

2. @braintree_dev @cbetta
a Ruby <3 Story
Cristiano Betta
Developer Advocate

3. @braintree_dev @cbetta
Hackathons on
Rails
Cristiano Betta
Developer Advocate

4. @braintree_dev @cbetta
Hackathons on
Rails
Cristiano Betta
Developer Advocate

5. @braintree_dev @cbetta

6. @braintree_dev @cbettaBraintree

7. @braintree_dev @cbettaBraintree

8. @braintree_dev @cbettaBraintree
That’s me

9. @braintree_dev @cbettaBraintree

10. @braintree_dev @cbettaBraintree
I also do bad jokes

11. @braintree_dev @cbettaBraintree
An American Express Walks
into a Bar in Moscow...

12. @braintree_dev @cbettaBraintree
the bartender says,
“Sorry mate,
You aren’t allowed in here
without a...”

13. @braintree_dev @cbettaBraintree
“VISA!”

14. @braintree_dev @cbettaBraintree
I <3 U Cluj!

15. @braintree_dev @cbettaBraintree

16. @braintree_dev @cbettaBraintree
Buna ziua Transilvania!

19. @braintree_dev @cbetta
Hackathons on
Rails
Cristiano Betta
Developer Advocate

20. @braintree_dev @cbetta
2004

21. @braintree_dev @cbettaBraintree

22. @braintree_dev @cbettaBraintree

23. @braintree_dev @cbettaBraintree

24. @braintree_dev @cbettaBraintree
-> -> -> ->

25. @braintree_dev @cbetta
2007

26. @braintree_dev @cbettaBraintree

27. @braintree_dev @cbettaBraintree

28. @braintree_dev @cbettaBraintree

29. @braintree_dev @cbettaBraintree

30. @braintree_dev @cbettaBraintree

31. @braintree_dev @cbettaBraintree
Simon Willison

32. @braintree_dev @cbettaBraintree
Simon Willison
Co-Founder of Lanyrd

33. @braintree_dev @cbettaBraintree
Simon Willison
Co-Founder of Lanyrd
Co-Creator of Django

34. @braintree_dev @cbettaBraintree

35. @braintree_dev @cbettaBraintree
map(function, sequence)

36. @braintree_dev @cbettaBraintree
sequence.map(function)

37. @braintree_dev @cbettaBraintree
sequence.map function

38. @braintree_dev @cbettaBraintree
sequence.map do
#awesomeness
end

39. @braintree_dev @cbettaBraintree

40. @braintree_dev @cbettaBraintree
<3

41. @braintree_dev @cbettaBraintree
Ruby 1.8

42. @braintree_dev @cbettaBraintree
Bundler

43. @braintree_dev @cbettaBraintree

44. @braintree_dev @cbetta
2008

45. @braintree_dev @cbettaBraintree

46. @braintree_dev @cbettaBraintree
[[NSString alloc] initWithFormat:@“This looks %s",
complicatedValue];

47. @braintree_dev @cbettaBraintree

48. @braintree_dev @cbettaBraintree
Bundler

49. @braintree_dev @cbettaBraintree
Testing

50. @braintree_dev @cbetta
Hackathons on
Rails
Cristiano Betta
Developer Advocate

51. @braintree_dev @cbetta
A Ruby <3 story
Cristiano Betta
Developer Advocate

52. @braintree_dev @cbetta
How I failed to let
go of the 2nd love
of my life
Cristiano Betta
Developer Advocate

53. @braintree_dev @cbetta
2009

55. @braintree_dev @cbettaBraintree
(Pizza Powered)

56. @braintree_dev @cbettaBraintree
(EmberAds)

57. @braintree_dev @cbettaBraintree

58. @braintree_dev @cbettaBraintree
fs.readdir(source, function(err, files) {
if (err) {
console.log('Error finding files: ' + err)
} else {
}
})

59. @braintree_dev @cbettaBraintree
fs.readdir(source, function(err, files) {
if (err) {
console.log('Error finding files: ' + err)
} else {
files.forEach(function(filename, fileIndex) {
console.log(filename)
gm(source + filename).size(function(err, values) {
}
})
})
}
})

60. @braintree_dev @cbettaBraintree
fs.readdir(source, function(err, files) {
if (err) {
console.log('Error finding files: ' + err)
} else {
files.forEach(function(filename, fileIndex) {
console.log(filename)
gm(source + filename).size(function(err, values) {
if (err) {
console.log('Error identifying file size: ' + err)
} else {
console.log(filename + ' : ' + values)
aspect = (values.width / values.height)
widths.forEach(function(width, widthIndex) {
height = Math.round(width / aspect)
console.log('resizing ' + filename + 'to ' + height + 'x' + height)
this.resize(width, height).write(destination + 'w' + width + '_' + filename, function(err) {
if (err) console.log('Error writing file: ' + err)
})
}.bind(this))
}
})
})
}
})

61. @braintree_dev @cbettaBraintree

62. @braintree_dev @cbetta
Since then

63. @braintree_dev @cbettaBraintree

64. @braintree_dev @cbettaBraintree

65. @braintree_dev @cbettaBraintree

66. @braintree_dev @cbettaBraintree

68. @braintree_dev @cbettaBraintree

69. @braintree_dev @cbettaBraintree

70. @braintree_dev @cbettaBraintree

71. @braintree_dev @cbettaBraintree

73. @braintree_dev @cbettaBraintree

74. @braintree_dev @cbettaBraintree

75. @braintree_dev @cbettaBraintree

76. @braintree_dev @cbettaBraintree

78. WHICH HACKERS ARE THE BEST?

85. KC FOX

87. @braintree_dev @cbetta
2013 sucked

88. @braintree_dev @cbettaBraintree
EventBrite

89. @braintree_dev @cbettaBraintree
MailChimp

90. @braintree_dev @cbettaBraintree
Github Pages

91. @braintree_dev @cbettaBattleHack.org

92. @braintree_dev @cbettaBraintree

93. @braintree_dev @cbettaBraintree
statistics

94. @braintree_dev @cbettaBraintree
microservices

95. @braintree_dev @cbettaBraintree
microservices

96. @braintree_dev @cbettaBraintree

97. @braintree_dev @cbettaBraintree

98. @braintree_dev @cbettaBraintree
private channels

99. @braintree_dev @cbettaBraintree
auth-*

100. @braintree_dev @cbettaBraintree
auth-battlehack

101. hackcodeofconduct.org

102. @braintree_dev @cbettaBraintree

103. @braintree_dev @cbettastarttank.paypal.com/london

104. @braintree_dev @cbettablueprint.paypal.com

105. @braintree_dev @cbettaBraintree
github.com/cbetta/dokkufy

106. @braintree_dev @cbetta
Hackathons on
Rails
Cristiano Betta
Developer Advocate

107. @braintree_dev @cbetta
Hackathons on
Rails
Cristiano Betta
Tooling and Engineering Lead

108. @braintree_dev @cbetta
Hackathons on
Rails
Cristiano Betta
F*** It Ship It Wizard

109. @braintree_dev @cbettaBraintree
I <3 Job Security ;)

110. WHICH HACKERS ARE THE BEST?

111. @braintree_dev @cbetta
2015

112. @braintree_dev @cbetta
6 BattleHacks
done!

113. @braintree_dev @cbettaBraintree
Popularity

114. @braintree_dev @cbettaBraintree

115. @braintree_dev @cbettaBraintree
5. Python

116. @braintree_dev @cbettaBraintree
5. Python
4. AngularJS

117. @braintree_dev @cbettaBraintree
5. Python
4. AngularJS
3. Android

118. @braintree_dev @cbettaBraintree
5. Python
4. AngularJS
3. Android
2. Javascript

119. @braintree_dev @cbettaBraintree
5. Python
4. AngularJS
3. Android
2. Javascript
1. NodeJS

120. @braintree_dev @cbettaBraintree
Rating

121. @braintree_dev @cbettaBraintree

122. @braintree_dev @cbettaBraintree
- NodeJS

123. @braintree_dev @cbettaBraintree
- NodeJS
- C

124. @braintree_dev @cbettaBraintree
- NodeJS
- C
- Java

125. @braintree_dev @cbettaBraintree
- NodeJS
- C
- Java
- MogoDB

126. @braintree_dev @cbettaBraintree
- NodeJS
- C
- Java
- MogoDB
+ Azure

127. @braintree_dev @cbettaBraintree
Winner?

128. @braintree_dev @cbettaBraintree
LA

130. @braintree_dev @cbettaBraintree
CakePHP

131. ç

132. @braintree_dev @cbettaBraintree
Singapore

133. @braintree_dev @cbettaBraintree
Android, Arduino, NodeJS, MongoDB

134. @braintree_dev @cbettaBraintree
Raleigh

135. @braintree_dev @cbettaBraintree
Objective-C, Python, NodeJS, HTML5,
CSS, JavaScript

136. @braintree_dev @cbettaBraintree
London

137. @braintree_dev @cbettaBraintree
SparkCore, wemo, ifttt, Sendgrid,
Python, Pusher, Twilio, AWS, NodeJS,
Bootstrap, Backbone.js, SIP,
handlebars, Braintree, webrtc, Swift,
Geofencing

138. @braintree_dev @cbettaBraintree
Athens

139. @braintree_dev @cbettaBraintree
NodeJS, Ruby on Rails, Python,
Raspberry Pi, Heroku, Ruby

140. @braintree_dev @cbettaBraintree

141. @braintree_dev @cbettaBraintree

143. @braintree_dev @cbettaBraintree
<3

144. THANK YOU
Cristiano Betta
Developer Advocate
@cbetta | @braintree_dev
cbetta@braintreepayments.com
braintreepayments.com