Head First Programming

Index

A note on the digital index

A link in an index entry is displayed as the section title in which that entry appears. Because some sections have multiple index markers, it is not unusual for an entry to have several links to the same section. Clicking on any link will take you directly to the place in the text in which the marker appears.

Symbols

: (colon)

in if/else branches, Python uses indents to connect paths

in index of string, But how do you get at more than one character?

in while loops, Python’s while loop

{} (curly brackets), creating hashes, Associate a key with a value using a hash

= (equal sign), assignment operator, Programming lets you do more, Your Programming Toolbox

== (equal sign, double), equal to operator, Programming lets you do more, if/else branches

!= (exclamation point, equal sign), not equal to operator, Python’s while loop

() (parentheses)

in format strings, Use strings to format strings

in function definition, Reuse code with functions

% (percentage symbol), preceding format strings, Use strings to format strings

. (period), in library function request, You’re already using library code

+ (plus sign), addition operator, Python data is smart

# (pound sign), preceding comments, The function always sends the same message, The Starbuzz code

> (right angle bracket), greater than operator, Python data is smart, Your Programming Toolbox

[] (square brackets)

creating arrays, Python gives you arrays with lists, Arrays can be extended

enclosing index of array, Python gives you ...