H

Hammerstein, Oscar, II, 126

Harbison, Samuel, 6, 543

Harding, Warren G., 291

Hardy, Godfrey Harold, 224

hasChanged method

of class Observable, 644

hashtables

See also data, structures

clear method, of class Hashtable, 638

clone method, of class Hashtable, 636

contains method, of class Hashtable, 637

containsKey method, of class Hashtable, 637

elements method, of class Hashtable, 637

get method, of class Hashtable, 637

hashCode method, 41

of class BitSet, 619

of class Boolean, 470

of class Character, 474

of class Date, 626

of class Double, 512

of class File, 754

of class Float, 505

of class Integer, 489

of class Long, 496

of class Object, 459

of class String, 535

Hashtable class, 635

isEmpty method, of class Hashtable, 636

keys method, of class Hashtable, 637

put method, of class Hashtable, 637

rehash method, of class Hashtable, 637

remove method, of class Hashtable, 637

size method, of class Hashtable, 636

toString method, class Hashtableof, 636

hasMoreElements method

of class StringTokenizer, 653

of interface Enumeration, 617

hasMoreTokens method

of class StringTokenizer, 652

haveNextNextGaussian field

of class Random, 647

hexadecimal

See also numbers

base, permitted in integer literals, 19

numerals, specification, 20

hiding

See also scope

absence of by statement labels, 272

by class methods, 165

of field declarations, in superclasses and superinterfaces, 144

hidden class methods, invocation of, example, 171

method

example, 168

impact on checked exceptions, 164

requirements, 166

hiding

names, 83

by local variables, 269

package, 120

vs. overriding, example, 170

term definition, 144

of variables

class, example of, 151

instance, example of, 152

hierarchy

exception, 208

Higginson, Thomas Wentworth, 186

Hoare, C. A. R., 1, 419, 6

horizontal tab

escape sequence, 27

hosts

environment inquiries, see Runtime class

package support by, 115

standard exceptions, UnknownHostException, 211

HTML (Hypertext Markup Language)

generation through documentation comments

(chapter), 419

example, 423

Hyman, Rob, 610

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