Q - R
-qe number comparison operators, 326
Qmail MTA (Mail Transfer Agent), 581-582
.qt (QuickTime) video file format, 221
-qt number comparison operators, 326
Qt Designer (Trolltech), 704-705
Quake 4, installing, 258
query caches, MySQL optimization, 732
question mark (?), shell pattern-matching
searches, 308
queues (print), defining, 242
quotas (disk), 287, 353
HOWTO documents, 289
implementing, 288
manually configuring, 289
-r file comparison operators, 327, 331
RAID arrays, 19, 365
RAM (Random Access Memory)
disk images (kernel), 788-789
Ubuntu installation on legacy hardware,
32
RARP (Reverse Address Resolution Protocol),
397
raw files, 212
rc.sysinit script, 294
rcp command, SSH servers, 435
RCS (Revision Control System), C/C++ pro-
gramming, 700
RDBMS (Relational Database Management
Systems)
data storage, 483
SQL
commands, whitespace, 486
CREATE statements, 486
creating tables, 485-487
INSERT statements, 487
inserting data into tables, 487
reserved keywords, 487
retrieving data from databases,
488-489
SELECT statements, 488
table relations, 484-485
RealPlayer website, 218
rebooting systems, 125
recipes (Procmail), 592
recompiling kernels, 776
recording sound, FAQ website, 214
recovering files, 382-383. See also deleting,
files
recovery mode, booting into, 386
recovery plans, 719-720
Red Hat Software website, 795
redirection, 306, 309
redo statements (Perl), 630
references (PHP), 664
regular expressions, 467, 631
relational databases. See RDBMS
relaying email, Postfix MTA, 586
remote access
key-based logins, 437
SSH servers
configuring, 434-435
disabling SSH1, 435
-qe number comparison operators
854
ftp command, 435
rcp command, 435
scp command, 435-436
sftp command, 436-437
ssh-keygen command, 437
Telnet servers, configuring, 433
VNC, 439-440
XDMCP, 439
remote computer logins, 99-101
remote files, copying, 436
remote printers, 242
remote servers
copying files to, 435
security, 437-438
Removable Drives and Media, 72
removable storage media, 366-367
repeat statements, 337
repeating strings, Python, 646
repositories (software), configuring, 66
Request For Comment 959 website, 540
rescue disc, 384
reserved SQL keywords, 487
resetting date/time, 77-79
resolution (monitors), changing, 135
resource usage, printing via top shell com-
mand, 755-757
resources (PHP), 662
restoring
files from backups, tar command-line
backup software, 371
MBR, 385
restricted shells, elevation of privileges, 285
retrieving data from SQL databases, 488-489
How can we make this index more useful? Email us at indexes@samspublishing.com
REVOKE statement
PostgreSQL, 500
SQL, 495
revoking privileges
MySQL, 494-495
PostgreSQL, 500
RFC (Request For Comments) protocol, 161
.rgb graphics file format, 236
Rhythmbox music player, 216, 224
rm command, 121, 754-755
rm file command, 110
rmdir dir command, 110
rmmod command, modular kernel manage-
ment, 774
root accounts, 267
accessing, 88
enabling, 266
IRC, 282
remote server security, 438
rm command, 121
sudo command, 121-122
system reboots, 125
system shut downs, 124
users, creating, 122-123
root terminals, enabling access to, 266
root users
LDAP
assigning passwords to, 609
defining, 608
MySQL, passwords, 493
route network configuration tool, 408-409
routers, 402
rpm command, building Apache Server
source code, 448
rpm command
855

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