Emoji is Serious Business 👔

Transcript

1. �

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3. Emoji is serious business Mark Wunsch @markwunsch markwunsch.com

4. NECKTIE U+1f454

5. Agenda What is emoji? Why I ❤ emoji String encoding

   Ruby

6. Emoji ☺

7. http://www.theverge.com/2013/3/4/3966140/how-emoji-conquered-the-world The promise of digital communication — being able to

   stay in closer touch with people — was being offset by this accompanying increase in miscommunication

8. Emoji

9. http://www.unicode.org/~scherer/emoji4unicode/snapshot/full.html

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11. http://narrativesinemoji.tumblr.com/

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23. � Strings

24. There Ain't No Such Thing As Plain Text. http://www.joelonsoftware.com/articles/Unicode.html

25. OD(1) BSD General Commands Manual OD(1) NAME od -- octal,

    decimal, hex, ASCII dump SYNOPSIS od [-aBbcDdeFfHhIiLlOosvXx] [-A base] [-j skip] [-N length] [-t type] [[+]offset[.][Bb]] [file ...] DESCRIPTION The od utility is a filter which displays the specified files, or standard input if no files are specified, in a user specified format.

26. mark:~ $ echo 'Hello, world' | od -cs 0000000 H

    e l l o , w o r l d \n 25928 27756 11375 30496 29295 25708 10 0000015

27. irb(main):001:0> hello = %w( 25928 27756 11375 30496 29295 25708

    10 ).map(&:to_i) => [25928, 27756, 11375, 30496, 29295, 25708, 10] irb(main):002:0> hello.pack("s*") => "Hello, world\n\x00" Array#pack

28. mark:~ $ echo 'Hello, world' | od -c -txC 0000000

    H e l l o , w o r l d \n 48 65 6c 6c 6f 2c 20 77 6f 72 6c 64 0a 0000015

29. irb(main):001:0> hex = %w( 48 65 6c 6c 6f 2c

    20 77 6f 72 6c 64 0a ) => ["48", "65", "6c", "6c", "6f", "2c", "20", "77", "6f", "72", "6c", "64", "0a"] irb(main):002:0> hex.map(&:hex).pack("U*") => "Hello, world\n" Array#pack

30. irb(main):001:0> hello = "Hello, world\n" => "Hello, world\n" irb(main):002:0> hello.unpack("U*").map

    {|fixnum| fixnum.to_s(16) } => ["48", "65", "6c", "6c", "6f", "2c", "20", "77", "6f", "72", "6c", "64", "a"] String#unpack

31. mark:~ $ echo 'Hello, ' | od -c -txC 0000000

    H e l l o , 360 237 214 216 \n 48 65 6c 6c 6f 2c 20 f0 9f 8c 8e 0a 0000014

32. irb(main):001:0> emoji = %w( 48 65 6c 6c 6f 2c

    20 f0 9f 8c 8e 0a ) => ["48", "65", "6c", "6c", "6f", "2c", "20", "f0", "9f", "8c", "8e", "0a"] irb(main):002:0> emoji.map(&:hex).pack("U*") => "Hello, ð\u009F\u008C\u008E\n"

33. Basic Multilingual Plane

34. irb(main):001:0> emoji = "Hello, \u{1F30E}" => "Hello, " irb(main):002:0> emoji.codepoints.map

    {|int| int.to_s(16) } => ["48", "65", "6c", "6c", "6f", "2c", "20", "1f30e"] irb(main):003:0> emoji.codepoints.to_a.pack("U*") => "Hello, " String#codepoints

35. User Input

36. U+2028 http://timelessrepo.com/json-isnt-a-javascript-subset

37. https://github.com/blog/1311-html-pipeline-chainable-content-filters

38. Rumoji

39. puts Rumoji.encode("Lack of cross-device emoji support makes me ") #=>

    Lack of cross-device emoji support makes me :sob:

40. mark:~ $ echo "But Rumoji makes encoding issues a :joy:"

    | rumoji But Rumoji makes encoding issues a

41. • https://gist.github.com/ mwunsch/4710561 • https://github.com/tenderlove/ minitest-emoji • https://gist.github.com/ mwunsch/4691580 •

    http://zachholman.com/posts/ abusing-emoji/ • http://notes.torrez.org/2013/04/ put-a-burger-in-your-shell.html Extras

42. ❤