Beautiful Architecture

structures, 17, 19
processors
architecture of Tandem computers, 179–184
performance tests in JPC, 203
speed and scaling, 47
producibility
as an architectural concern, 14
Project Darkstar, 47–62
properties
of architecture, xvii
forms in Lifetouch, 73
reusability, 323
text in GNU Emacs, 268
protected mode
JPC, 210–213
protocols (see file transfer protocols)
proxy class
Smalltalk, 369
public inheritance, 367–372
puddings
metaphor for financial contracts, 318
PURL (see Persistent URL system)

Q
Qt
GUI programming, 282
quality
in Free Software community, 284
maintaining in Design Town project, 37
in relation to functionality, 10
queueing
ThreadWeaver, 307

R
Rand, Paul, 377
RDF (Resource Description Framework), 97
redisplay engine
GNU Emacs, 268
refactoring
defined, 12
Lifetouch, 70, 85
references
on architecture, 23
enterprise application architecture, 88
languages, 346, 380
systems architecture, 173, 198, 259
referential transparency
expressions, 329
relations (see uses relations)
reliability
defined, 315
render pipelines
Lifetouch, 86
rendering HTML, CSS, and JavaScript, 135

replication schemes

in Project Darkstar, 52

repositories

images, 77

requestors

multithreading in Tandem computers, 187

requests

for named resources, 98

requirements

in Messy Metropolis project, 32

resource allocation (see dynamic resource

allocation)

Resource Description Framework (RDF), 97

REST (REpresentational State Transfer)

semantics, 95

URLs, 99

reusability

defined, 316

functional languages, 323

operations, 336

ROA (resource-oriented architectures), 89–109

about, 98–102

Persistent URL system, 103–108

Web, 92

web services, 90

roadmaps, for change, 15

runtime analysis

resources used, 238

runtime compilers

Jikes RVM, 237

runtime components

Jikes RVM, 246–259

runtime environments

myths about, 237

self-hosting, 237

runtime memory layout

Jikes RVM, 243

runtime structures

processes, 17

runtimes

self-hosting, 241

RVM (see Jikes RVM)

S

Salginatobel Bridge, 378

SCAL instructions

Tandem computers, 184

scaling

Project Darkstar, 45–62

render engines in Lifetouch, 87

REST, 96

scheduling

simultaneous tasks in Project Darkstar, 54

Scylla

reusability, 323

INDEX 401