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the index

Head First C# (Stellman, Greene), 388 command-line execution of, 391
Head First Java (Sierra, Bates), 388 comments in, 95, 205
Head First Object-Oriented Analysis & Design debugging, 390
(McLaughlin, Pollice, West), 392 duplicating, 80–81
Head First SQL (Beighley), 170 indents in, 21, 22
Learning Python, 4th Edition (Lutz), 386 paths in, 13, 20–21
brackets, curly ({}), creating hashes, 153, 175 pseudo-code, 127
brackets, square ([]) Python practices for, 386
creating arrays, 132, 134 reusing with functions, 81–82, 351–360
enclosing index of array, 132 reusing with modules, 192–199, 200–202, 205–211,
enclosing index of string, 42 214
enclosing key for hash, 153 running from IDLE, 7–8
saving, 7
branches, 14, 15–21, 24
testing, 389
break statement, 255 white space in, 22
Button() widget, 255 code examples. (see examples)
connecting code to, 239–244, 245 coffee examples. (see health club example; Starbuzz Coffee
creating, 234–236 example)
collection variables. (see data structures)
colon (:)
C in if/else branches, 22
in index of string, 43
in while loops, 29
C# language combo boxes, 248
compared to Python, 9
learning, 388 command-line execution, 391
characters. (see strings) comments, 95, 205
Checkbutton() widget, 331–335, 348 conditionals, 35
in branches, 14–15
classes, 366, 372–373, 383. (see also methods; objects)
constructors for, 370–373, 383 in while loops, 29
data for, 372 constructors (initializer methods), 370–373, 383
defining, 367–368 control variables, 278
clock() function, time library, 70 controller, 277, 292
close() method, files, 116, 144 count() method, arrays, 138
code crashes, 296
bloated, 81 curly brackets ({}), creating hashes, 153, 175

398 Index