Index

P

Parameter compiler directive, 159

Partitions, hard disk

boot process, 14–20

file systems and, 51

Pascal. See Delphi

Password files, 40, 41, 122

Path and shell scripting, 118–120, 123

Pattern matching

grep utility, 93–96

overview, 92–93

sed stream editor, 97–103

shell scripts, 130–131

PC support for Linux, 7, 8

Performance, C++ compared to Java, 238, 247

Permissions

file, 59–61

owner, group, or public, 59

shell scripting and execute permission, 118, 128

Persistence

CLX Tpersistent class, 294–296

EJB, 513, 515

Pipes

interprocess communication, 66

sed stream editor, 97

POA (Portable Object Adapter), 406–407, 440–441

Pointers

dynamic memory management, C++, 200–209

pointer data types, Delphi, 187–188

polymorphism, 157

Polymorphism

C++ virtual methods, 209–211

object-oriented programming, 156–157

Portable applications, overview of Linux and, 8–9

Ports and servers, 467

POSIX (Portable Operating System Interface), 65

Private access, 199, 248

Private classes, 156, 178, 241

/proc directory, 55

Procedure header/signature, 174–175

Process

defined, 369

execution and forking, 64–65, 373–374

lightweight, 373

monitor, 42–43

PID (process id), 371

Programming, object-oriented

encapsulation, 155–156

execution block, 160

implementation section of Object Pascal unit, 161–162, 178

inheritance, 156, 179–186

initialization section of Object Pascal unit, 162

instantiation, 155

interface section of Object Pascal unit, 161

objects, defined, 154–155

overview of Linux and, 8–9

polymorphism, 156–157

See also C++; Delphi; Java

Project and Project Groups, 63

Project files, Kylix, 283

Project Manager, Kylix, 282–283

__property keyword extension, 227

Protected access, 199, 248

Protected blocks, 313

Protected class, 156, 178

Public access

C++, 59, 178

Java, 248

Public classes

Delphi, 178

Java, 241, 244–245

object-oriented programming, 156

Published access, 178, 227

__published keyword extension, 227

Pwd command (bash shell), 139