ggyy7788_程式設計

讓我們用更多的JavaScript，好不好？

Transcript

1. Let’s Use More JavaScript, OK?
2. describe javascript in a few words? how would you
4. Wat @garybernhardt https://www.destroyallsoftware.com/talks/wat
5. 1 + 3 ! => 4
6. "hel" + "lo" ! => "hello"
7. [] + [] ! => ""
8. {} + {} ! => 0
10. typeof 5 ! => Number
11. typeof "hello" ! => String
12. typeof [1,2,3] ! => Object
13. typeof [1,2,3] ! => Object
14. typeof null ! => Object
15. typeof null ! => Object
17. typeof NaN ! => Number
18. typeof NaN ! => Number
21. ! Got a question? ASK TWITTERS!
24. JavaScript, the worst invention ever. –Bert Bos computer scientist former W3C chairman CSS Working Group
27. The most brittle part of the stack is JavaScript. –Jeremy Keith web evangelist
32. {{ JavaScript 18 other languages
33. =
34. ===
35. Why?
36. READY, SET, HISTORY
37. ASSEMBLY
40. FORTRAN Formula Translating System
42. FORTRAN code example
43. COBOL Common Business Oriented Language
44. COBOL “Hello World”
45. The use of COBOL cripples the mind; its teaching should, therefore, be regarded as a criminal offense. “ –Edsger Dijkstra, 1975
46. ALGOL Algorithmic Language
47. ALGOL example code
48. LISP List Processing
49. LISP: the most intelligent way to misuse a computer. “
50. C
52. A C program is like a fast dance on a newly waxed dance floor by people carrying razors. “ –Waldi Ravens
53. FORTRAN COBOL BASIC ALGOL C LISP Simula Smalltalk C++, PHP, Objective-C, Java Ruby Scheme Self
54. LIKEABILITY ADOPTION AVAILABILITY EASE OF USE Likeability doesn’t matter. 1.
55. LIKEABILITY ADOPTION AVAILABILITY EASE OF USE Likeability doesn’t matter. 1.
56. People hate JavaScript. (They should get over it.)
57. ! 25 Scheme 27 Lisp 36 Smalltalk ! ?? ALGOL
58. ! ☔️ 1 C 2 Java 3 PHP 5 C++ 25 Scheme 27 Lisp 36 Smalltalk ! ?? ALGOL
59. JavaScript is everywhere. 2. Likeability doesn’t matter. 1.
60. JavaScript is 2. Likeability doesn’t matter. 1. JavaScript is awesome. 3.
61. FUNCTIONS!!!
62. FUNCTIONS!!!
63. FUNCTIONS!!!
64. FUNCTIONS!!!
65. FUNCTIONS!!!
66. FUNCTIONS!!!
67. FUNCTIONS!!!
68. Prototype Inheritance
72. 1 episode: 10 months 1 batch: 30 days Entire programming language: 10 days
73. LiveScript
74. LiveScript
75. LiveScript Java
76. JavaScript JScript
77. European Computer Manufacturers Association (ECMA)
78. JavaScript JScript ECMAScript
79. ES1 (June 1997) ES2 (June 1998) ES3 (December 1999)
80. DOM AND THE DARK YEARS OF THE DOM CSS 1 XML RDF HTML 4.0
81. Jesse James Garrett 2005
83. NOT BAD
86. The first time you run $(’.foo’).fadeOut(), you feel like a god damn wizard. “ –Oscar Godson, jQuery Made Me Become A Programmer
91. ES5
92. ES5 Shim github.com/es-shims/es5-shim
93. small reusable libraries
94. … 451!
100. youtube.com/watch?v=ztspvPYybIY
103. http://addyosmani.com/writing-modular-js/
105. myproject/ main.js
106. myproject/ main.js sayHello.js
109. FILE SCOPE sayHello.js
110. FILE SCOPE sayHello.js
111. main.js
114. browserify main.js -o bundle.js $
115. myproject/ main.js sayHello.js bundle.js
122. Likeability doesn’t matter. 1.
123. Likeability doesn’t matter. 1.
124. JavaScript is everywhere. 2. Likeability doesn’t matter. 1.
127. JavaScript is 2. Likeability doesn’t matter. 1. JavaScript is awesome. 3.
133. Rate this talk! bit.ly/psuprogramming THANKS. Follow me/AMA twitter.com/rhodesjason