Index

== operator, 11.7
% operator, 3.8
ArithmeticException, 2.10, C.2
ArrayIndexOutOfBoundsException, 8.2, C.2
ArrayList, 14.1
Arrays class, 8.3, 8.4
AWT, 10.1, B, B.4
abecedarian, 9.11
accessor, 11.4
accumulator, 8.6, 8.11
addition
- integer, 2.5
- string, 2.8
- time, 11.8
address, 3.1, 3.11, 11.5
algorithm, 1.2, 1.9
alias, 8.4, 8.11
aliasing, 10.6, 13.5
anagram, 9.11
angle brackets, 14.2
argument, 4.1, 4.5, 4.10
arithmetic
- floating-point, 2.7
- integer, 2.5, 2.6
array, 8.1, 8.11
- 2D, 12.12
- copying, 8.4
- element, 8.2
- index, 8.2
- length, 8.5
- of cards, 13
- of objects, 12.6
- of strings, 12.2
assignment, 2.2, 2.11, 5.1
attribute, 10.2, 10.11
BigInteger, 10.12, 10.12
base case, 5.9, 5.11
binary, 5.10, 5.11
binary search, 12.8, 12.11
boolean, 5, 5.11, 6.5
bottom-up development, 14.6, 14.8
bounding box, B.2, B.4
branch, 5.3, 5.11
break, 7.7
breakpoint, A.6, A.8
bug, 1.2, 1.9
byte code, 1.3, 1.9
Canvas, B.1
Card, 12.1
Character, 9.8
Checkstyle, A.5
Church, Alonzo, 6.7
Color, B.2
Crazy Eights, 14
call stack, 5.9, A.6, A.8
camel case, 4.3
case-sensitive, 1.4, 2.1, 4.3, 9.6
chaining, 5.4, 5.11
char, 1.5, 9.1
charAt, 9.1
class, 1.4, 1.9, 4.4, 11.10
- Canvas, B.1
- Card, 12.1
- definition, 1.4, 11
- Graphics, B.1
- JFrame, B.1
- Math, 4.1
- Point, 10.1
- Rectangle, 10.4
- Scanner, 3.2
- System, 3.1
- Time, 11.1
- utility, 3.2
class diagram, 10.9, 10.11
class variable, 12.3, 12.11
client, 11.4, 11.10
collection, 14.1, 14.8
command-line interface, A.3, A.8
comment, 1.9
- documentation, 4.9
- inline, 1.4
comparable, 12.4
compareTo, 9.6
comparison operator, 5.1
compile, 1.3, 1.9, C.1
compile-time error, 2.10, 2.11, C
complete ordering, 12.4
composition, 2.9, 2.11, 4.2, 6.3, 14.7
computer science, 1.2, 1.9
concatenate, 2.8, 2.11, 9.11
conditional statement, 5.3, 5.11
constant, 3.5, 3.11
constructor, 11.2, 11.10, 12.1, 13.1, 13.5
- value, 11.3
continue, 7.7
coordinate, B.2, B.4
counter, 8.8
De Morgan’s laws, 5.2, 5.11
Double, 9.8
DrJava, A.1
data encapsulation, 11.1, 11.10
dead code, 6.1, 6.10
debugger, A.6, A.8
debugging, 1.2, 1.9, C
- by bisection, C.1
- experimental, 1.8
- rubber duck, C.3
declaration, 2.1, 2.11, 10.1
decrement, 7.5, 7.8
degrees, 4.1
dependent, 11.4
deterministic, 8.7, 8.11
diagram
- class, 10.9
- stack, 4.7, 5.9, 6.7
- state, 2.3, 8.2, 10.1
divisible, 3.8
division
- floating-point, 7.2
- integer, 2.5, 2.6
do-while, 7.6
documentation, 4.8, 4.10, 10.10
- Javadoc comments, 4.9
- Javadoc tags, 6.6
dot notation, 10.2, 10.11
double, 2.6
doubloon, 9.11
efficiency, 7.9, 8.9, 12.7, 13.4, 13.9, 14.2
element, 8.1, 8.2, 8.11
empty array, 9.9, 9.10
empty string, 9.3, 9.10
encapsulate, 7.3, 7.8
encapsulation, 9.11, 10.5
- data, 11.1
encode, 12.1, 12.11
enhanced for loop, 8.10, 8.11
equals, 9.6, 11.7, 11.7
equivalent, 11.7, 11.10, 12.4
error
- compile-time, 2.10, C
- logic, 2.10, C, C.3
- message, 1.8, 2.10, 2.10, C.1
- run-time, 2.10, C
- syntax, C.1
escape sequence, 1.6, 1.9, 9.1
exception, 2.10, C, C.2
- Arithmetic, 2.10
- ArrayIndexOutOfBounds, 8.2
- InputMismatch, 5.7
- NegativeArraySize, 8.1
- NullPointer, 10.7, 12.6
- StackOverflow, 12.10
- StringIndexOutOfBounds, 9.3
executable, 1.3, 1.9
experimental debugging, 1.8
expression, 2.5, 2.11, 4.1, 4.2
- big and hairy, C.3
- boolean, 5.5
extends, 14.1, 14.3
extract digits, 3.8
FileNotFoundException, C.2
factorial, 6.7, 6.10, 10.12
fibonacci, 6.9
final, 3.5, 7.2, 12.3, 12.5
flag, 5.5, 5.11
floating-point, 2.6, 2.11
flow of execution, 4.4, 4.10, C.2
for, 7.5
format specifier, 3.6, 3.11
format string, 3.6, 3.11, 11.5
frame, 4.7, 4.10
functional decomposition, 6.3, 6.10
GitHub, ??
Google style, 1.7
Graphics, B.1
Greenfield, Larry, 1.8
garbage collection, 10.8, 10.11
generalization, 7.3, 7.4, 9.11, 10.5
generalize, 7.3, 7.8
getter, 11.4, 11.10
HAS-A, 14.7, 14.8
HTML, 4.9, 6.6, 10.10
hanging, C.2
hello world, 1.4
helper method, 13.2, 13.8
hexadecimal, 3.1, 11.5
high-level language, 1.3, 1.9
histogram, 8.8, 8.11, 12.12
IDE, A, A.8
InputMismatchException, 5.7
Integer, 9.8
IS-A, 14.7, 14.8
identical, 11.7, 11.10
if statement, 5.3
immutable, 9.2, 9.10, 11.9, 12.5
import statement, 3.2, 3.11
increment, 7.5, 7.8
incremental development, 6.2, 6.10
independent, 11.4
index, 8.2, 8.11, 12.6
indexOf, 9.5
infinite loop, 7.1, 7.8, C.2
infinite recursion, 11.2, 12.10, C.2, C.2
information hiding, 11.1, 11.10
inheritance, 14.1, 14.7, 14.8
initialize, 2.2, 2.11, 5.5
instance, 11, 11.10
instance method, 11.6, 11.8, 11.10
instance variable, 11.1, 11.10
instantiate, 11, 11.10
integer division, 2.5, 2.6
interpret, 1.3, 1.9
invoke, 4.1, 4.10
iteration, 7, 7.8
JAR, A.1, A.8
Javadoc, 4.9, 4.10, 6.6, 10.10, A.1
JDK, A.1, A.8
JFrame, B.1
JVM, 1.3, A.1, A.8
java.awt, 10.1
java.util, 3.2
keyword, 2.1, 2.11, 11.2
Linux, 1.8
language
- complete, 6.7
- high-level, 1.3
- low-level, 1.3
leap of faith, 6.8, 6.10, 13.7
length
- array, 8.5
- string, 9.3
library, 3.1, 3.11, 10.10
literal, 3.5, 3.11
local variable, 4.5, 4.10
logarithm, 5.6, 7.2
logic error, 2.10, 2.11, C, C.3
logical operator, 5.2, 5.11, 12.4
long, 4.1
loop, 7.1, 7.8
- for, 7.5
- infinite, 7.1
- nested, 12.6
- search, 12.7
- while, 7.1

loop body, 7.1, 7.8
loop variable, 7.3, 7.8, 8.2, 9.3
low-level language, 1.3, 1.9
Math class, 4.1
Mickey Mouse, B.3
magic number, 3.5, 3.11
main, 1.4, 4.3
map to, 12.1
mental model, C.3
merge sort, 13.4, 13.8
method, 1.4, 1.9, 4.4
- accessor, 11.4
- boolean, 6.5
- constructor, 11.2
- definition, 1.4, 4.3
- equals, 11.7, 11.7
- getter, 11.4
- helper, 13.2
- instance, 11.6, 11.8
- modifier, 11.9, 14.2
- mutator, 11.4
- parameters, 4.6
- pure, 11.9
- setter, 11.4
- static, 11.8
- toString, 11.6
- value, 6, 6.1
- void, 6
modifier method, 11.9, 11.10, 14.2
modulus, 3.8, 3.11
mutable, 10.5
mutator, 11.4
NegativeArraySizeException, 8.1
NullPointerException, 10.7, C.2
nesting, 5.4, 5.11, 12.6
new, 3.12, 8.1, 10.1, 11.2
newline, 1.5, 1.9, 5.8
nextInt
- Random, 8.7
- Scanner, 3.4
nondeterministic, 8.7, 8.11
null, 10.7, 12.6
Object class, 14.3
object, 9, 9.10
- array of, 12.6
- as parameter, 10.3
- displaying, 11.5
- mutable, 10.5
- type, 11
object code, 1.3, 1.9
object-oriented, 10, 10.5, 10.11, 14.7
off-by-one, 13.5
operand, 2.5, 2.11
operator, 2.5, 2.11
- assignment, 5.1
- cast, 3.7
- logical, 5.2, 5.11, 12.4
- modulus, 3.8
- new, 3.12, 8.1, 10.1, 11.2
- relational, 5.1, 5.11
- string, 2.8
order of operations, 2.8, 2.11, C.3
ordering, 12.4
overload, 6.4, 6.10, 11.3, 13.5
override, 11.6, 11.10, 14.9
Point, 10.1
package, 3.1, 3.11
paint, B.1
palindrome, 9.11
param tag, 6.6
parameter, 4.3, 4.5, 4.10, 10.3
- multiple, 4.6
parameter passing, 4.5, 4.10
parse, 2.10, 2.11, 9.8, 9.10
partial ordering, 12.4
pi, 4.1
pixel, B.2, B.4
portable, 1.3, 1.9
posttest loop, 7.6, 7.8
precedence, 2.8, C.3
pretest loop, 7.6, 7.8
primitive, 9, 9.10
print, 1.5, 11.5
- array, 12.6
- Card, 12.2
print statement, 1.4, 1.9, 11.5, C.2, C.3
printDeck, 13.1
printf, 3.6, 9.7, 11.5
println, 1.4
private, 11.1, 11.4
problem solving, 1, 1.9
program, 1.1, 1.9
program development, 6.2, 7.3, 7.8, 13.2, 14.6
programming, 1.1, 1.9
pseudocode, 13.2, 13.8
pseudorandom, 8.7, 8.11
public, 4.3
pure method, 11.9, 11.10
quote mark, 1.5, 1.6, 9.1
Random, 8.7
Rectangle, 10.4
RGB, B.2, B.4
radians, 4.1
rank, 12.1
rational number, 11.11
readability, 2.9
recursion, 5.8, 5.11, 6.7, 12.10, 13.7
- infinite, 11.2, 12.10, C.2
recursive, 5.8, 5.11, 6.7
redirection operator, A.4, A.8
reduce, 8.6, 8.8, 8.11
reference, 8.2, 8.11, 10.1, 10.6, 12.2, 13.5
relational operator, 5.1, 5.11
replace, 9.2
repository, ??
return, 5.6, 6.1, 10.4
- inside loop, 12.7
return statement, C.3
return tag, 6.6
return type, 6.1, 6.10
return value, 6.1, 6.10
rounding error, 2.7, 2.11
rubber duck, C.3
run-time error, 2.10, 2.11, 10.7, 12.6, C
Scanner, 3.2
Scrabble, 9.11, 11.11
StackOverflowError, C.2, C.2
String class, 10
StringBuilder, 13.9
StringIndexOutOfBoundsException, 9.3
System.err, 5.6, 7.6, A.7
System.in, 3.2, 9, A.4
System.out, 3.1, 9, A.4
scaffolding, 6.2, 6.10
search, 8.6, 8.11
selection sort, 13.3, 13.8
semicolon, 1.4, 2.1, 2.10
sequential search, 12.7, 12.11
setter, 11.4, 11.10
shadowing, 11.3, 11.10
short circuit, 5.2, 5.11
shuffle, 13.2, 13.2
signature, 4.8, 4.10
sort
- merge, 13.4
- selection, 13.3
source code, 1.3, 1.9
src.zip, 10.10
stack, 6.7
stack diagram, 4.7, 4.10, 5.9
stack overflow, 5.9
stack trace, C.2
state, 2.3, 2.11
state diagram, 2.3, 2.11, 8.2, 10.1, 12.2, 13.1
statement, 1.4, 1.9
- assignment, 2.2
- comment, 1.4
- conditional, 5.3
- declaration, 2.1, 10.1
- else, 5.3
- for, 7.5
- if, 5.3
- import, 3.2
- initialization, 5.5
- print, 1.5, 11.5, C.2, C.3
- return, 5.6, 6.1, 10.4, 12.7, C.3
- while, 7.1
static, 11.2, 11.8, 12.3
string, 1.5, 1.9
- array of, 12.2
- format, 9.7, 11.6
- length, 9.3
- operator, 2.8
- reference to, 12.2
stub, 6.2, 6.10
subclass, 14.1, 14.8
subdeck, 13.5
suit, 12.1
super, 14.3
superclass, 14.3, 14.8
syntax, 2.1, 2.11, C
syntax errors, C.1
Time, 11.1
- addition, 11.8
Torvalds, Linus, 1.8
Turing complete, 6.7, 6.10
Turing, Alan, 6.7, 9.2
table, 7.2
- two-dimensional, 7.3
tag, 6.6, 6.10
temporary variable, 6.1, 6.10, C.3
terminal, A.3
testing, 13.9
text editor, A.1, A.8
this, 11.2, 14.2
toCharArray, 9.3
token, 3.3, 3.11
toLowerCase, 9.2
top-down development, 13.2, 13.8, 14.5, 14.6
toString, 11.6
toUpperCase, 9.2
traversal, 8.6, 8.11
traverse, 9.3, 12.7
type, 2.11
- array, 8.1
- boolean, 5
- char, 2.1, 9.1
- double, 2.6
- int, 2.1
- long, 2.7, 4.1
- object, 11
- String, 1.5, 2.1, 10
- void, 4.3
type cast, 3.7, 3.11
UML, 10.9, 10.11, 14.7
Unicode, 9.1, 9.10
unit test, A.7, A.8
utility class, 3.2, 8.3
utility method, 9.7
value, 2.1, 2.11
value constructor, 11.3
value method, 6, 6.1, 6.10
variable, 2.1, 2.11
- instance, 11.1
- local, 4.5
- loop, 7.3, 8.2, 9.3
- private, 11.1, 11.4
- static, 12.3
- temporary, 6.1, C.3
virtual machine, 1.3, A.1
void, 4.3, 6.1
void method, 6, 6.10
while, 7.1
wildcard, A.5, A.8
wrapper class, 9.8, 9.10
wrapper method, 14.2, 14.8

Text © Allen Downey and Chris Mayfield. Interactive HTML © Trinket. Both provided under a CC-NC-BY license. Think Java 1st Edition, Version 6.1.3. 2nd Edition available here.