Programming and Problem Solving with Java

773

filtering for, 402
responsibility algorithms for, 404–406
scenarios for, 402–404
Rainfallapplication, 411, 465
RainFallclass, 408, 459, 463–465
CRC card for, 404 , 460
RAM.SeeRandom access memory
RAMAC (random-access method of
accounting and control), 211
Random access memory, 20n.5
Randomclass, 672
Random-number generator, 672
Range, of floating-point types, 595
Ratliff, Wayne, 522
Readability, 141, 173, 299, 316
and code formatting, 124
and efficiency, 174
and named constants used instead of
literals, 107
and parentheses, 165
and side effects, 451
and style, 75
Readerclass, 68
Reader object, 68
Readers, and inspections, 191
readLinemethod, 68, 69, 70, 256, 498
and end-of-file controlled loops, 227
and EOL mark, 217
readObjectmethod, 356, 366
ClassNotFoundExceptionthrown by, 357
of ObjectInputStreamclass, 355
Read/write head, 21
Real numbers, 480, 481, 598
Recursion, 635, 636–638
description of, 636
examples with simple variables,
638–644
infinite, 638
iteration versus, 651–652
and power function definition, 636–637
and power function implementation,
637–638
power of, 652
tail, 650
Recursive algorithms, 636, 637, 640, 651,
653
debugging, 652
with structured variables, 648–651

Recursive binary search method, 651

Recursive calls, 635, 636, 638, 652

and debugger program, 653

and Towers of Hanoi, 646

Recursive case, 642, 648, 652, 653

determining, 640

and Towers of Hanoi, 645

Recursive definition, 636

Recursive solutions, 635, 652

and converting decimal integers to

binary numbers, 642

for factorial problem, 640, 641

Reference type parameter

effect of assigning new value to, 244

effect of changing fields of, 245

Reference types, 100, 101 , 479, 480

arrays in Java as, 486, 487

array type as, 499

assignment for, 491

and base address, 499

components as, 501

passing of, 243

Registering the listener, 385

Relational expressions, 156, 160

Relational operations, 480

Relational operators, 156–158, 193, 448,

456, 480

combining with logical operators, 161

for comparing values of arithmetic ex-

pressions, 158

with floating-point types, 167

note on confusion between assignment

operator and, 158

order of precedence for, 165

Relative error, 598

Reliable application, 252

Remainder (%), 141

removemethod, 401, 421

Representational errors, 596, 597, 603, 620,

621

and cancellation errors, 601

with floating-point arithmetic, 602

Reserved words, 47, 86, 87, 273

Reset button, 411

resetListmethod, 535, 536, 538

Responsibilities, 179, 275, 284, 285, 314,

315, 333

for address book case study, 305–307