Boolean comparisons, 124 - 125
booting
directly to GUI, 35 - 36
Raspberry Pi, 21 - 23
troubleshooting, 24 - 25
break statement, terminating infinite loops, 146 - 147
Broadcom chip, 529
building
Gertboard circuit, 538 - 539
Pi Cobbler circuit, 537 - 538
built-in modules, 258
Button widget, 373
buying Raspberry Pi, 9 - 11
required peripherals, 11 - 16
keyboard, 16
output display, 15 - 16
power supply, 13 - 15
SD card, 12 - 13
C
calculations
complex number math, 105 - 106
floating-point accuracy, 102
Fraction object, 103 - 105
variables, 100 - 101
calendar command, 31
camel Case, 194
cases, selecting, 17 - 18
cat -n command, 338 - 339
centering photos, 503 - 507
CGI (Common Gateway Interface), 473 - 475
debugging, 480 - 482
cgi module, 484 - 487
changing
order of operations, 100
passwords, 32 - 33
character classes
negating, 327 - 328
as pattern for regular expressions, 326 - 327
charitable organizations
Raspberry Pi Foundation, 9