CS50 week0f lecture slides (2014)

1. week 0, continued

5. cs50.harvard.edu/register

9. r3dprinter.com

15. http://youtu.be/whLbGbpt-E4, http://youtu.be/g-_JmN2rUNM

16. http://youtu.be/whLbGbpt-E4, http://youtu.be/g-_JmN2rUNM

18. andexdesign.com

19.
1
pick
up
phone
book
2
open
to
middle
of
phone
book
3
look
at
names
4
if
"Smith"
is
among
names
5
call
Mike
6
else
if
"Smith"
is
earlier
in
book
7
open
to
middle
of
left
half
of
book
8
go
to
line
3
9
else
if
"Smith"
is
later
in
book
10
open
to
middle
of
right
half
of
book
11
go
to
line
3
12
else
13
give
up

23. variable

26. loop

28. condition

31. http://youtu.be/s8MDNFaGfT4

32. http://youtu.be/s8MDNFaGfT4

34. source code

35. source code

36. #include
<stdio.h>
!
int
main(void)
{
printf("hello,
worldn");
}

38. scratch.mit.edu

39. statements

40. statements

41. statements

42. Boolean expressions

43. Boolean expressions

44. Boolean expressions

45. Boolean expressions

46. conditions

47. conditions

48. conditions

49. loops

50. loops

51. variables

52. functions

53. arrays

54. threads

55. events

56. extensions

57. function
check(text)
{
if
(check.state.on
==
true)
{
off();
}
else
{
on();
}
}

58. PUT
/api/newdeveloper/lights/1/state
HTTP/1.1
!
{"on":true,
"bri":255,
"transitiontime":0}

60. sectioning begins next week

61. office hours begin next week

62. problem set 0

64. what does the fox say?

65. to be continued...