A Tale of a Happy Programmer

Ruby programmers are happy programmers

Transcript

1. @ Jakarta.rb 17 Oktober 2011
2. Who's talking? Nugroho Herucahyono programming since 12 years old ex java programmer rubyist since 2006 twitter: @xinuc github: @xinuc
3. Works at Bukalapak
4. Disclaimer • This is my first jakarta.rb • Not a technical talk • I'm really bad at public speaking • So, please bear with me
5. “a tale of a happy programmer”
6. I18n.locale = :id
7. “cerita tentang seorang programmer bahagia” err... - -”
8. Once upon a time
18. Maybe I did it wrong
22. class ThisIsAClassIDontReallyWantToNameButJavaMakesMe { public static void main() { System.out.println("Hello World"); } }
23. puts 'Hello World'
24. import java.io.File; import java.io.InputStream; // ... declare class, etc., then ... public byte[] justReadMeAFilePlease() { try { file = new File("my-file.txt"); fis = new FileInputStream(file); byte[] b = new byte[(int) file.length()]; fis.read(b); return b; } catch (Exception e) { e.printStackTrace(); } }
25. contents = File.read 'my-file.txt'
26. import java.util.Arrays; import java.util.Comparator; import java.util.Collections; import java.util.List; public class SortList { public static void main (String[] args){ List<String> names = Arrays.asList("Nugroho", "Xinuc", "Herucahyono"); Collections.sort(names, new Comparator<String>(){ public int compare(String first, String second){ return (first.length() > second.length()) ? 1 : -1; } }); StringBuffer buf = new StringBuffer(""); String sep = ""; for(String name : names){ buf.append(sep); buf.append(name); sep = ", "; } System.out.println(buf.toString()); } } •
27. names = ["Nugroho", "Xinuc", "Herucahyono"] puts names.sort_by(&:length).join(", ")
28. I never knew that code can be this beautiful
29. Programming is fun again!!
31. I code ruby because it makes me happier – Silakan di tweet
32. Does it mean that his life is perfect? No
33. Broken heart...
34. Sucky boss
35. Failing projects
36. Pivoting startups
39. Enjoy your jakarta.rb