scratch 3
gamemaker
python
flask
js
sql
actionscript 3.0
pygame
rwd
computational thought
technical representation
assessment
games
applications
resources
| Binary | |||
| base2=[0,1] | |||
| 23 | 22 | 21 | 20 |
| 8 | 4 | 2 | 1 |
| 1 | 0 | 1 | 1 |
| 8 | 0 | 2 | 1 |
| 11 | |||
| Binary → 7-bit ASCII | ||||||
| base2=[0,1] | ||||||
| 26 | 25 | 24 | 23 | 22 | 21 | 20 |
| 64 | 32 | 16 | 8 | 4 | 2 | 1 |
| 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| 65 → A | ||||||
| Decimal | |||
| base10=[0,1,2,3,4,5,6,7,8,9] | |||
| 103 | 102 | 101 | 100 |
| 1000 | 100 | 10 | 1 |
| 4 | 5 | 0 | 9 |
| 4000 | 500 | 0 | 9 |
| 4509 | |||
| Hexadecimal (for SHA-256 hash) | |||
| base16=[0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f] | |||
| [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15] | |||
| 163 | 162 | 161 | 160 |
| 4096 | 256 | 16 | 1 |
| b (i.e. 11) | 8 | ||
| 11*16=176 | 8 | ||
| 184 | |||