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Index: R

r command (sed): 12.5. Alphabetical Summary of sed Commands (Linux in a Nutshell)
race conditions: 2.6. Concurrent Database Access and Locking (Programming the Perl DBI)
RADIANS( ) function: 15.1. MySQL SQL (MySQL & mSQL)
radio buttons: 4.2.3.5. Radio buttons (CGI Programming with Perl)
RAID devices
setting up: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
starting/stopping: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
raidstart command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
raidstop command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
RaiseError attribute: 6.1.4. Common Attributes (Programming the Perl DBI)
A.5. Attributes Common to All Handles (Programming the Perl DBI)
connect( ) and: 4.4.1. Connection (Programming the Perl DBI)
A.3.1. DBI Class Methods (Programming the Perl DBI)
data fetch, finishing early: 5.1.4. Finishing a Data Fetch Early (Programming the Perl DBI)
error checking: 4.5.1.1. Manual error checking (Programming the Perl DBI)
executing SELECT statements: 5.1.2. Executing Select Statements (Programming the Perl DBI)
LONG/LOB data and: 6.2. Handling LONG/LOB Data (Programming the Perl DBI)
transaction handling: 6.3.5. Combining Automatic Error Handling with Transactions (Programming the Perl DBI)
RAM (see memory)
RAM disks and initrd: 4.6. initrd: Using a RAM Disk (Linux in a Nutshell)
ramdisk: 3.1.1. Booting Linux (Running Linux)
3.3.1. Problems with Booting the Installation Media (Running Linux)
ramdisk= option: G.3. Kernel Options (Running Linux)
5.2.2.3. Specifying boot time options (Running Linux)
ramdisks: 5.2.2.3. Specifying boot time options (Running Linux)
ramdisk_size= option: G.3. Kernel Options (Running Linux)
ramdisk_start= option: G.3. Kernel Options (Running Linux)
ramsize command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rand( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
rand command (gawk): 13.8. Alphabetical Summary of Commands (Linux in a Nutshell)
random images, CGI script returning: 13.2.1. An Example (CGI Programming with Perl)
range= option (LILO): G.2. Image Options (Running Linux)
ranlib command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
13.1.7. More Fun with Libraries (Running Linux)
rarp command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
raw_cookie method: 11.3.1. Setting Cookies (CGI Programming with Perl)
RAWRITE.EXE program: 2.1.2. Getting Linux from the Internet (Running Linux)
ray-tracing program: 9.4.3. POVRAY (Running Linux)
rb utility (RZSZ): H. Zmodem File Transfer (Running Linux)
.rc files: 4.15. Startup Files (Running Linux)
5.3.3. rc files (Running Linux)
15.1.3.2. The networking rc files (Running Linux)
rc.d directory: 5.3.3. rc files (Running Linux)
rc.d/init.d directory: 5.3.3. rc files (Running Linux)
rc.d/rc script: 5.3.2. init, inittab, and rc files (Running Linux)
5.3.3. rc files (Running Linux)
rc.d/rc.local script: 5.3.3. rc files (Running Linux)
rc.d/rc.sprint file: 5.3.2. init, inittab, and rc files (Running Linux)
rc.d/rc.sysinit program: 5.5. Shutting Down the System (Running Linux)
rcp command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rcs command (CVS) (see adm|admin commands (CVS))
rcs command (RCS): 14.9. Alphabetical Summary of RCS Commands (Linux in a Nutshell)
RCS utility: 1.4. What This Book Offers (Linux in a Nutshell)
14. Tools for Programmers (Running Linux)
14.2.7. Revision Control Tools--RCS (Running Linux)
14.5. The RCS Utility (Linux in a Nutshell)
basic concepts: 14.1. Basic Concepts (Linux in a Nutshell)
creating subdirectory: 14.7. Basic RCS Operations (Linux in a Nutshell)
importing files into CVS: 14.3.5.2. Importing from RCS (Linux in a Nutshell)
keyword substitution: 14.8.1. Keyword Substitution (Linux in a Nutshell)
locking model: 14.1.1. Locking and Merging (Linux in a Nutshell)
revision numbering: 14.8.2. Revision Numbering (Linux in a Nutshell)
$RCSBIN environment variable (CVS): 14.4.2. Configuring CVS (Linux in a Nutshell)
rcsclean command (RCS): 14.9. Alphabetical Summary of RCS Commands (Linux in a Nutshell)
rcsdiff command (RCS): 14.7. Basic RCS Operations (Linux in a Nutshell)
14.9. Alphabetical Summary of RCS Commands (Linux in a Nutshell)
$RCSfile keyword (RCS): 14.8.1.1. Keywords (Linux in a Nutshell)
rcsinfo file (CVS): 14.3.3.12. The rcsinfo file (Linux in a Nutshell)
RCSINIT environment variable (RCS): 14.8.5. Standard Options and Environment Variables (Linux in a Nutshell)
rcsmerge command (RCS): 14.9. Alphabetical Summary of RCS Commands (Linux in a Nutshell)
rc.sysinit program: 5.5. Shutting Down the System (Running Linux)
rdate command (TCP/IP): 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
RDBMS (Relational Database Management System): 1.2. What Is a Relational Database? (MySQL & mSQL)
2. Basic Non-DBI Databases (Programming the Perl DBI)
rdev command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
5.2.1. Using a Boot Floppy (Running Linux)
5.2.2.1. The /etc/lilo.conf file (Running Linux)
7.4.2. Building the Kernel (Running Linux)
RDF (Resource Definition Format)
web page information on: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
XML documents: 14.4. Writing an XML Parser (CGI Programming with Perl)
rdiff command (CVS): 14.4.7.15. rdiff (Linux in a Nutshell)
rdist command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rdistd daemon: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
re|rel commands (CVS) (see release command (CVS))
read( ) function: 18.2. Lite (MySQL & mSQL)
18.2. Lite (MySQL & mSQL)
read and write access to data files, controlling: 8.5.3. File Permissions (CGI Programming with Perl)
read command (bash): 7.7. Built-in Commands (Linux in a Nutshell)
read command (ex): 11.13. Alphabetical Summary of ex Commands (Linux in a Nutshell)
"Read error, file not found" error: 3.3.3. Problems Installing the Software (Running Linux)
read-only databases: 3.4. Modifying Data Within Tables (Programming the Perl DBI)
read-only filesystems: 3.1.1. Booting Linux (Running Linux)
5.2.2.3. Specifying boot time options (Running Linux)
6.1.2. Mounting Filesystems (Running Linux)
6.1.5. Checking and Repairing Filesystems (Running Linux)
read permission (see permissions)
4.13. File Ownership and Permissions (Running Linux)
readbuffer option: 16.1.2. Command line variables (MySQL & mSQL)
readdir( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
readers file (CVS): 14.3.3.13. The readers file (Linux in a Nutshell)
readfile( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
reading, additional materials: A.2. Additional Reading (CGI Programming with Perl)
reading image (binary file) data: 13.2.1.1. binmode (CGI Programming with Perl)
reading in entire files (slurping): 17.1.4. Avoid Slurping (CGI Programming with Perl)
reading/writing DBM files, MLDBM module and: 10.2.2. MLDBM (CGI Programming with Perl)
"read_intr: 0x10" error: 3.3.3. Problems Installing the Software (Running Linux)
readlink( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
readln( ) function: 18.2. Lite (MySQL & mSQL)
18.2. Lite (MySQL & mSQL)
README file: 2.1.2. Getting Linux from the Internet (Running Linux)
ReadmeName directive: 7.1.13. ReadmeName (Apache: The Definitive Guide)
readonly command (bash): 7.7. Built-in Commands (Linux in a Nutshell)
Read_Only system variable: 16.2.2.2. system (MySQL & mSQL)
readtok( ) function: 18.2. Lite (MySQL & mSQL)
18.2. Lite (MySQL & mSQL)
read/write permissions, accessing for hash files: 10.2.1. DB_File (CGI Programming with Perl)
REAL datatype: 6.3. SQL Datatypes (MySQL & mSQL)
6.3.5. Other Kinds of Data (MySQL & mSQL)
15.1. MySQL SQL (MySQL & mSQL)
15.2. mSQL SQL (MySQL & mSQL)
REAL numeric datatype: 3.2. Datatypes and NULL Values (Programming the Perl DBI)
realm
authentication: 5.2.2. AuthName (Apache: The Definitive Guide)
authorization, specifying for: 2.4.2.10. WWW-Authenticate (CGI Programming with Perl)
logins, identifying in: 2.3.2.4. Authorization (CGI Programming with Perl)
protected, indicating with 401 status code: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
reboot command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rebooting (see booting, Linux)
recexact variable (csh/tcsh): 8.4.3. Predefined Shell Variables (Linux in a Nutshell)
recode utility: 12.1.5. File Translation Utilities (Running Linux)
recognize_only_executables variable (csh/tcsh): 8.4.3. Predefined Shell Variables (Linux in a Nutshell)
record_buffer option: 16.1.2. Command line variables (MySQL & mSQL)
recordset: 7.3.2. Example (CGI Programming with Perl)
constructing: 7.3.2. Example (CGI Programming with Perl)
recover command (ex): 11.13. Alphabetical Summary of ex Commands (Linux in a Nutshell)
recursive relationship: 2.2.3. Relationships (MySQL & mSQL)
Red Hat Installer: D.4. Using the Red Hat Installer (Running Linux)
Red Hat Linux
Alpha systems: C.2. The Linux Port (Running Linux)
Motorola 68000-series systems: E.3. Distributions (Running Linux)
Red Hat Package Manager (RPM): 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
5.1. The Red Hat Package Manager (Linux in a Nutshell)
7.3. Using RPM (Running Linux)
GNOME-RPM: 5.1.2. GNOME-RPM (Linux in a Nutshell)
rpm command (see rpm command)
RedHat Linux, Apache directory structure on: 1.4. Web Server Configuration (CGI Programming with Perl)
Redirect directive: 8.6. Redirect (Apache: The Definitive Guide)
redirect method (CGI.pm): 5.3.1. Controlling HTTP Headers with CGI.pm (CGI Programming with Perl)
redirection: 8. Redirection (Apache: The Definitive Guide)
14.6.15. Request-Handling Functions (Apache: The Definitive Guide)
4.9. Saving Your Output (Running Linux)
307 temporary redirect status code: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
to absolute URLs: 3.3.1.2. Forwarding to another URL (CGI Programming with Perl)
bash shell and: 7.3.6. Redirection Forms (Linux in a Nutshell)
client requests, status codes for: 2.4.2.7. Location (CGI Programming with Perl)
cookies, setting in: 11.3.2. Testing for Cookies (CGI Programming with Perl)
csh and tcsh: 8.3.5. Redirection Forms (Linux in a Nutshell)
error messages to browser: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
15.2.4. Trap die (CGI Programming with Perl)
15.2.4. Trap die (CGI Programming with Perl)
to relative URLs: 3.3.1.2. Forwarding to another URL (CGI Programming with Perl)
server status codes for: 2.4.1. The Status Line (CGI Programming with Perl)
URL substitutions: 8.8. Rewrite (Apache: The Definitive Guide)
12.9. URL Rewriting (Apache: The Definitive Guide)
user requests to static HTML page: 3.3.1.2. Forwarding to another URL (CGI Programming with Perl)
RedirectMatch directive: 8.7. RedirectMatch (Apache: The Definitive Guide)
Ref interface: 22. JDBC Reference (MySQL & mSQL)
references
cited in this book: A. Works Cited and Further Reading (CGI Programming with Perl)
to related URLs: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
strict rules for, using: 1.2.1. Sample CGI (CGI Programming with Perl)
symbolic, strict vs.: 15.2.1. Use strict (CGI Programming with Perl)
references to bind values: 5.3.3. Binding Input and Output Parameters (Programming the Perl DBI)
referencing current scriptname in tags: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
referential hashes: 2.7.3.4. Querying limitations of DBM files and hashtables (Programming the Perl DBI)
Referer field: 2.3.2.7. Referer (CGI Programming with Perl)
11.3.2. Testing for Cookies (CGI Programming with Perl)
CGI script for checking: 3.4.3. Restricting Image Hijacking (CGI Programming with Perl)
Refresh command: 4.4.1.4. Server status (MySQL & mSQL)
refresh rate: 10.4. Configuring XFree86 (Running Linux)
refreshRow( ) method: 22. JDBC Reference (MySQL & mSQL)
regex
extracting words greater than or equal to two characters for index: 12.3. Inverted Index Search (CGI Programming with Perl)
searching for query with: 12.2. Searching One by One, Take Two (CGI Programming with Perl)
regexp, finding HTML tags with: 12.3. Inverted Index Search (CGI Programming with Perl)
regions, Emacs and: 10.3.4. Paragraphs and Regions (Linux in a Nutshell)
register_cleanup( ): 14.6.4. Cleanup Functions (Apache: The Definitive Guide)
registerDriver( ) method: 22. JDBC Reference (MySQL & mSQL)
registered media types for the web (IANA registry): 2.4.2.3. Content-Type (CGI Programming with Perl)
registering domain names: 16.2.3.1. Registering an address (Running Linux)
registerOutParameter( ) method: 22. JDBC Reference (MySQL & mSQL)
22. JDBC Reference (MySQL & mSQL)
registers: 9.1.11. Moving Text, and Using Registers (Running Linux)
registration forms
email addresses, collecting from users: 9.2. Email Addresses (CGI Programming with Perl)
example: 7.2.1.3. Validation example (CGI Programming with Perl)
reg_match( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
reg_replace( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
regression testing: 1.7. Open Source and the Philosophy of Linux (Running Linux)
reg_search( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
regular expressions: 6.4.5.1. Embperl handler (CGI Programming with Perl)
7.4.1. Variable Substitution (Linux in a Nutshell)
4.8. Filename Expansion (Running Linux)
13.4.1. A Sample Program (Running Linux)
API functions for: 14.6.6. Regular Expression Functions (Apache: The Definitive Guide)
checking email address against: 9.2.1. Validating Syntax (CGI Programming with Perl)
eval function, using with: 12.2.1. Regex-Based Search Engine (CGI Programming with Perl)
for URLs: 8.8. Rewrite (Apache: The Definitive Guide)
12.9. URL Rewriting (Apache: The Definitive Guide)
JavaScript support for: 7.2.1.3. Validation example (CGI Programming with Perl)
matching email addresses: 9.2.1. Validating Syntax (CGI Programming with Perl)
mod_perl, problems with: 17.3.2. mod_perl Considerations (CGI Programming with Perl)
performance, improving: 17.1.10. Regular Expressions (CGI Programming with Perl)
results, reassigning to $filename: 5.2.4. File Uploads with CGI.pm (CGI Programming with Perl)
search engine based on: 12.2.1. Regex-Based Search Engine (CGI Programming with Perl)
search for (Emacs): 9.2.5. Searching and Replacing (Running Linux)
search requests, running through: 12.1. Searching One by One (CGI Programming with Perl)
searching file contents: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
XML tags, filtering out bad data in: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
regular modules: 14.3.3.9. The modules file (Linux in a Nutshell)
rehash command: 17.1. MySQL Utilities (MySQL & mSQL)
rehash command (csh/tcsh): 8.9. Built-in csh and tcsh Commands (Linux in a Nutshell)
reinstalling vs. upgrading: 7.2. Upgrading Software (Running Linux)
@related, references to related URLs: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
Relational Database Management System (RDBMS)
definition: 1.2. What Is a Relational Database? (MySQL & mSQL)
mSQL: 5. mSQL (MySQL & mSQL)
Relational Database Management Systems (see RDBMS)
relational databases: 3.1. The Relational Database Methodology (Programming the Perl DBI)
1.2. What Is a Relational Database? (MySQL & mSQL)
8.2. Data Processing (MySQL & mSQL)
relationships
refining: 2.2.6. Refining Relationships (MySQL & mSQL)
types of: 2.2.3. Relationships (MySQL & mSQL)
2.2.5. Kinds of Relationships (MySQL & mSQL)
relative( ) method: 22. JDBC Reference (MySQL & mSQL)
relative links: 16.1.4.3. Using links (Running Linux)
relative times: 5.3.1.3. Caching (CGI Programming with Perl)
relative URLs: 2.1.2. Absolute and Relative URLs (CGI Programming with Perl)
16.1.3. Use Relative URLs (CGI Programming with Perl)
full paths vs. relative paths: 2.1.2. Absolute and Relative URLs (CGI Programming with Perl)
redirecting to: 3.3.1.2. Forwarding to another URL (CGI Programming with Perl)
release command (CVS): 14.4.7.16. release (Linux in a Nutshell)
RELEASE_LOCK( ) function: 15.1. MySQL SQL (MySQL & mSQL)
release_semaphore( ): 14.6.9.2. Semaphore Functions (Apache: The Definitive Guide)
reload command: 4.4.1.6. Command line options for mysqladmin (MySQL & mSQL)
17.1. MySQL Utilities (MySQL & mSQL)
17.2. mSQL Utilities (MySQL & mSQL)
relshow command: 5.6.1. Command Line Tools (MySQL & mSQL)
relshow utility: 17.2. mSQL Utilities (MySQL & mSQL)
Remarks field: 6.1.6. Database Metadata (Programming the Perl DBI)
remote
access (see telnet)
command execution: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
files, copying: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
hosts (see hosts)
logging in: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
machine, transferring files to/from: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
printing: 8.4.5.3. The rest of the printcap variables (Running Linux)
shell programs (CVS): 14.4.2. Configuring CVS (Linux in a Nutshell)
Remote-Addr header: 4.6.4.1. SetEnvIf and SetEnvIfNoCase (Apache: The Definitive Guide)
Remote-Host header: 4.6.4.1. SetEnvIf and SetEnvIfNoCase (Apache: The Definitive Guide)
remote processes as servers: 14.1. Communicating with Other Servers (CGI Programming with Perl)
remote proxy servers: 9.1.2. ProxyRemote (Apache: The Definitive Guide)
Remote-User header: 4.6.4.1. SetEnvIf and SetEnvIfNoCase (Apache: The Definitive Guide)
removable storage devices: 1.9.6.3. Tape drives and removable storage (Running Linux)
remove command (CVS): 14.4.7.17. remove (Linux in a Nutshell)
removing (see deleting)
removing indentation, HTML here documents: 5.4.2. Here Documents (CGI Programming with Perl)
removing or replacing files, write permission and: 10.1.2. Write Permissions (CGI Programming with Perl)
removing word suffixes automatically: 12.3. Inverted Index Search (CGI Programming with Perl)
rename( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
rename function (Perl): 5.2.4. File Uploads with CGI.pm (CGI Programming with Perl)
renaming files/directories: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
renice command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
repairing filesystems: 6.1.5. Checking and Repairing Filesystems (Running Linux)
8.6.1. Repairing Filesystems (Running Linux)
repartitioning: 2.2.2. Repartitioning Concepts (Running Linux)
Linux requirements: 2.2.3. Linux Partition Requirements (Running Linux)
REPEAT( ) function: 15.1. MySQL SQL (MySQL & mSQL)
repeat command (csh/tcsh): 8.9. Built-in csh and tcsh Commands (Linux in a Nutshell)
REPLACE( ) function: 15.1. MySQL SQL (MySQL & mSQL)
replacing, metacharacters for: 9.4.1. Examples of Searching and Replacing (Linux in a Nutshell)
replacing text (see search and replace)
replies to email messages, constructing with formail: 9.7.1. Autoreply from nobody (CGI Programming with Perl)
Reply-To field, email messages: 9.3. Structure of Internet Email (CGI Programming with Perl)
report-generation mechanism, Perl: 13.4.2. More Features (Running Linux)
repositories, CVS (see CVS utility, repositories)
repository, CVS: 14.2.8. Revision Control Tools--CVS (Running Linux)
14.2.8.1. Setting up a CVS repository (Running Linux)
Repository file (CVS): 14.4.4.3. CVS directories (Linux in a Nutshell)
repository locators
pserver: 14.3.3.11. The passwd file (Linux in a Nutshell)
14.3.6. Using an Interim Shared Sandbox (Linux in a Nutshell)
types of: 14.4.1. Repository Locators (Linux in a Nutshell)
request line: 2.2.2. HTTP Headers (CGI Programming with Perl)
2.3.1. The Request Line (CGI Programming with Perl)
Request-Method header: 4.6.4.1. SetEnvIf and SetEnvIfNoCase (Apache: The Definitive Guide)
request methods
case sensitivity in: 2.3.1. The Request Line (CGI Programming with Perl)
HEAD: 2.3.1.3. HEAD (CGI Programming with Perl)
METHOD attribute, specifying with: 4.2.2. The <FORM> Tag (CGI Programming with Perl)
options, browsers including in: 4.1. Sending Data to the Server (CGI Programming with Perl)
POST: 2.3.1.4. POST (CGI Programming with Perl)
POST and GET
mailing list signup form (example): 4.1. Sending Data to the Server (CGI Programming with Perl)
PUT and DELETE: 2.3.1.1. PUT and DELETE (CGI Programming with Perl)
resources not supporting: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
request_rec structure: 14.4. Per-Request Information (Apache: The Definitive Guide)
Request-URI header: 4.6.4.1. SetEnvIf and SetEnvIfNoCase (Apache: The Definitive Guide)
request/response cycle (HTTP): 2.2.1. The Request and Response Cycle (CGI Programming with Perl)
content negotiation: 2.6. Content Negotiation (CGI Programming with Perl)
proxies, effect on: 2.5. Proxies (CGI Programming with Perl)
requests
handling, API functions for: 14.6.15. Request-Handling Functions (Apache: The Definitive Guide)
maximum wait time: 3.4.16. TimeOut (Apache: The Definitive Guide)
per-request information: 14.4. Per-Request Information (Apache: The Definitive Guide)
post read requests: 15.3.8. Post Read Request (Apache: The Definitive Guide)
simultaneous, maximum for: 3.6.1. MaxClients (Apache: The Definitive Guide)
status information: 11.3. Server Status (Apache: The Definitive Guide)
Requests for Comments (RFCs): A.5. Requests For Comments (Running Linux)
requests from clients: 11. Maintaining State (CGI Programming with Perl)
requests, HTTP: 2.3. Browser Requests (CGI Programming with Perl)
405 Not Allowed status header: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
408 Request Timed Out status header: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
alternatives to CGI for handling: 1.3.2. Alternatives to CGI (CGI Programming with Perl)
body: 2.2.1. The Request and Response Cycle (CGI Programming with Perl)
caching
problems with: 2.4.2.5. ETag (CGI Programming with Perl)
proxies and: 2.5. Proxies (CGI Programming with Perl)
CGI scripts, specifying for receiving: 4.2.2. The <FORM> Tag (CGI Programming with Perl)
client, identifying: 2.5.1. Identifying Clients (CGI Programming with Perl)
cookie header lines: 11. Maintaining State (CGI Programming with Perl)
encoding media types for: 4.2.2. The <FORM> Tag (CGI Programming with Perl)
generating with form submissions: 4.2.2. The <FORM> Tag (CGI Programming with Perl)
GET (see GET requests)
header field lines: 2.3.2. Request Header Field Lines (CGI Programming with Perl)
media types, listing preferred in headers: 2.6.1. Media Type (CGI Programming with Perl)
methods (see request methods)
server status codes for: 2.4.1. The Status Line (CGI Programming with Perl)
stateless or nonpersistent: 11. Maintaining State (CGI Programming with Perl)
timed out, 408 status code: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
unique identifier, passing with: 11. Maintaining State (CGI Programming with Perl)
require directive: 5.2.6. Require (Apache: The Definitive Guide)
#REQUIRED keyword, XML documents: 14.3. Document Type Definition (CGI Programming with Perl)
reset( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
reset buttons: 4.2.3.7. Reset buttons (CGI Programming with Perl)
reset command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
reset_event( ): 14.6.9.3. Event Functions (Apache: The Definitive Guide)
reset_timeout( ): 14.6.16. Timeout and Alarm Functions (Apache: The Definitive Guide)
resolv.conf file: 15.1.3.6. /etc/resolv.conf (Running Linux)
15.2.1.3. Setting up PPP (Running Linux)
resource classes: 11.1.2. The X Resource Database (Running Linux)
resource configuration files: 4.15. Startup Files (Running Linux)
resource pools: 14.1. Pools (Apache: The Definitive Guide)
14.6. Functions (Apache: The Definitive Guide)
resources (see documentation)
content negotiation: 2.6. Content Negotiation (CGI Programming with Perl)
date and time of last update: 2.4.2.6. Last-Modified (CGI Programming with Perl)
dynamic, problems with caching: 2.5.2. Caching (CGI Programming with Perl)
entity tags for requested: 2.4.2.5. ETag (CGI Programming with Perl)
path information: 2.1.1. Elements of a URL (CGI Programming with Perl)
redirecting client request for: 2.4.2.7. Location (CGI Programming with Perl)
web: 2.1. URLs (CGI Programming with Perl)
resources for further reading: 0.1. Resources (Programming the Perl DBI)
resources, X: 11.1.2. The X Resource Database (Running Linux)
response codes, HTTP: 11.5.5. site.authent--Another Example (Apache: The Definitive Guide)
15.2. Status Codes (Apache: The Definitive Guide)
response headers: 3.10. HTTP Response Headers (Apache: The Definitive Guide)
responses, HTTP: 1.2. Introduction to CGI (CGI Programming with Perl)
2.4. Server Responses (CGI Programming with Perl)
alternatives to CGI for handling: 1.3.2. Alternatives to CGI (CGI Programming with Perl)
body: 2.2.1. The Request and Response Cycle (CGI Programming with Perl)
caching
problems with: 2.4.2.5. ETag (CGI Programming with Perl)
proxies and: 2.5. Proxies (CGI Programming with Perl)
categories, client capabilities for: 2.3.2.6. Accept (CGI Programming with Perl)
headers: 2.4.2. Server Headers (CGI Programming with Perl)
headers, server generation of: 3.3. CGI Output (CGI Programming with Perl)
response handlers: 17.3. mod_perl (CGI Programming with Perl)
restart flag (apachect1): 2.4. Setting Up a Unix Server (Apache: The Definitive Guide)
restarting httpd: 3.12. Restarts (Apache: The Definitive Guide)
restoring files from backup: 8.6.3. Restoring Files from Backup (Running Linux)
restricted (global) option (LILO): G.1. Global Options (Running Linux)
restricted (image) option (LILO): G.2. Image Options (Running Linux)
restrictions, turning off in strict mode: 15.2.1. Use strict (CGI Programming with Perl)
Result class: 13.2.3. Result Sets (MySQL & mSQL)
result set meta-data: 11.2. Dynamic Connectivity (MySQL & mSQL)
result sets: 5.1.3. Fetching Data (Programming the Perl DBI)
ResultSet: 14.2. Simple Database Access (MySQL & mSQL)
14.3.1. Meta Data (MySQL & mSQL)
ResultSet, in JDBC: 14.1. What Is JDBC? (MySQL & mSQL)
ResultSet interface: 22. JDBC Reference (MySQL & mSQL)
ResultSetMetaData interface: 14.3.1. Meta Data (MySQL & mSQL)
14.3.1. Meta Data (MySQL & mSQL)
22. JDBC Reference (MySQL & mSQL)
resuming sessions: D.1.4. Resuming Sessions (Apache: The Definitive Guide)
retry file: 16.2.1.7. smail runtime configuration files (Running Linux)
return( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
return addresses (email messages), falsifying: 9.1.2. False Identities (CGI Programming with Perl)
return command (bash): 7.7. Built-in Commands (Linux in a Nutshell)
return command (gawk): 13.8. Alphabetical Summary of Commands (Linux in a Nutshell)
returned values: 15.1. MySQL SQL (MySQL & mSQL)
REVERSE( ) function: 15.1. MySQL SQL (MySQL & mSQL)
Reverse Address Resolution Protocol (RARP): 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
reverse-DNS lookups: 3.4.17. HostNameLookups (Apache: The Definitive Guide)
reverse linefeeds, displaying: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
reverse output: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
revision control
CVS (Concurrent Version System): 14.2.8. Revision Control Tools--CVS (Running Linux)
over Internet: 14.2.8.3. CVS over the Internet (Running Linux)
CVS utility: 14. CVS and RCS (Linux in a Nutshell)
RCS (Revision Control System): 14. Tools for Programmers (Running Linux)
14.2.7. Revision Control Tools--RCS (Running Linux)
RCS utility: 14.5. The RCS Utility (Linux in a Nutshell)
Revision Control System (see RCS utility)
revision control system, tracking changes to applications: 16.1.1. Plan for Future Growth (CGI Programming with Perl)
$Revision keyword (RCS): 14.8.1.1. Keywords (Linux in a Nutshell)
revision numbers (RCS): 14.8.2. Revision Numbering (Linux in a Nutshell)
REVOKE statement: 15.1. MySQL SQL (MySQL & mSQL)
rewind( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
rewind command (ex): 11.13. Alphabetical Summary of ex Commands (Linux in a Nutshell)
rewinddir( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
rewrite module: 8.8. Rewrite (Apache: The Definitive Guide)
12.9. URL Rewriting (Apache: The Definitive Guide)
RewriteBase directive: 8.8.5. RewriteBase (Apache: The Definitive Guide)
RewriteCond directive: 8.8.6. RewriteCond (Apache: The Definitive Guide)
RewriteEngine directive: 8.8.1. RewriteEngine (Apache: The Definitive Guide)
RewriteLog directive: 8.8.2. RewriteLog (Apache: The Definitive Guide)
RewriteLogLevel directive: 8.8.3. RewriteLogLevel (Apache: The Definitive Guide)
RewriteMap directive: 8.8.4. RewriteMap (Apache: The Definitive Guide)
RewriteRule directive: 8.8.7. RewriteRule (Apache: The Definitive Guide)
rewriting URLs: 8.8. Rewrite (Apache: The Definitive Guide)
12.9. URL Rewriting (Apache: The Definitive Guide)
example of: 8.8.8. A Rewrite Example (Apache: The Definitive Guide)
rexecd daemon: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
REXX: 5.6.2.4. Programming interfaces (MySQL & mSQL)
RFCs, information sources on: A.3. RFCs (CGI Programming with Perl)
RFCs (Requests for Comments): A.5. Requests For Comments (Running Linux)
rfreeze command (CVS) (see rt|rtag commands (CVS))
rft# files: 8.1.1.1. Backing up to tape (Running Linux)
RLimitCPU directive: 4.3.6. RLimitCPU (Apache: The Definitive Guide)
RLimitMEM directive: 4.3.7. RLimitMEM (Apache: The Definitive Guide)
RLimitNPROC directive: 4.3.8. RLimitNPROC (Apache: The Definitive Guide)
rlog command (CVS) (see log command (CVS))
rlog command (RCS): 14.9. Alphabetical Summary of RCS Commands (Linux in a Nutshell)
rlogin command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rlogind daemon: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rm command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
4.4.1. Directories (Running Linux)
5.1. Running the System (Running Linux)
6.3. Device Files (Running Linux)
8.1. Making Backups (Running Linux)
rm command (CVS) (see remove command (CVS))
rm variable (printcap): 8.4.5.3. The rest of the printcap variables (Running Linux)
rmail command (TCP/IP): 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
RMAIL interface: 9.2.7. Running Commands and Programming Within Emacs (Running Linux)
rmail package: 16.2.1. The smail Mail Transport Agent (Running Linux)
16.2.1.6. Final smail installation notes (Running Linux)
rmdir( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
rmdir command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rmdir( ) function: 18.2. Lite (MySQL & mSQL)
18.2. Lite (MySQL & mSQL)
rmmod command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
7.5. Loadable Device Drivers (Running Linux)
ro (boot-time option): 3.1.1. Booting Linux (Running Linux)
5.2.2.3. Specifying boot time options (Running Linux)
Rock RIdge Extensions (ISO 9660): 6.1.1. Filesystem Types (Running Linux)
rollback( ): 4.4.2. Disconnection (Programming the Perl DBI)
A.6.1. Database Handle Methods (Programming the Perl DBI)
transaction handling: 6.3.3. Rolling Back Changes (Programming the Perl DBI)
rollback( ) method: 22. JDBC Reference (MySQL & mSQL)
rollback capability: 3.4.4. Committing and Rolling Back Modifications (Programming the Perl DBI)
rollback function: 21.2. DBI.pm API (MySQL & mSQL)
21.2. DBI.pm API (MySQL & mSQL)
rolling back data: 6.3. Transactions, Locking, and Isolation (Programming the Perl DBI)
ROM filesystem: 6.1.1. Filesystem Types (Running Linux)
root= (boot-time option): 5.2.2.3. Specifying boot time options (Running Linux)
root (/) directory: 2.2.3. Linux Partition Requirements (Running Linux)
3.1.1. Booting Linux (Running Linux)
3.3.4.1. Problems booting Linux from floppy (Running Linux)
5.2.1. Using a Boot Floppy (Running Linux)
6.1.2. Mounting Filesystems (Running Linux)
Not Found error: 3.3.1. Problems with Booting the Installation Media (Running Linux)
as read-only: 5.2.2.3. Specifying boot time options (Running Linux)
root account: 3.2.1. Creating a User Account (Running Linux)
5.1. Running the System (Running Linux)
5.7.1. The passwd File (Running Linux)
backups and: 8.1. Making Backups (Running Linux)
root data structure, XML documents: 14.2. An Introduction to XML (CGI Programming with Perl)
14.4. Writing an XML Parser (CGI Programming with Perl)
root directory (server documents), separating from CGI script directory: 1.4.1.1. Configuring by directory (CGI Programming with Perl)
Root file (CVS): 14.4.4.3. CVS directories (Linux in a Nutshell)
root floppy: 8.6. What to Do in an Emergency (Running Linux)
Root menu, fvwm2: 17.5. A Quick Tour of the fvwm Environment (Linux in a Nutshell)
customizing the: 17.14. Customizing Menus (Linux in a Nutshell)
root= option: G.3. Kernel Options (Running Linux)
root password: 3.3.4.3. Problems logging in (Running Linux)
root password, changing: 4.4. Database Administration (MySQL & mSQL)
root user: 1.3. How Does Apache Use TCP/IP? (Apache: The Definitive Guide)
2.4. Setting Up a Unix Server (Apache: The Definitive Guide)
rootflags command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rotating log files: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rotation log files: 8.3. Managing System Logs (Running Linux)
ROUND( ) function: 15.1. MySQL SQL (MySQL & mSQL)
route command: 15.1.3.2. The networking rc files (Running Linux)
15.1.3.2. The networking rc files (Running Linux)
route command (TCP/IP): 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
routed daemon: 2.3.2.2. Routing daemons (Linux in a Nutshell)
3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
15.1.3.2. The networking rc files (Running Linux)
15.1.3.2. The networking rc files (Running Linux)
routers: 1.2. What to Know About TCP/IP (Apache: The Definitive Guide)
routers file: 16.2.1.7. smail runtime configuration files (Running Linux)
routing: 2.3.2. Gateways and Routing (Linux in a Nutshell)
3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
routing information, email: 9.3. Structure of Internet Email (CGI Programming with Perl)
overriding senders: 9.4.1. Command-Line Options (CGI Programming with Perl)
routing tables: 15.1.1. TCP/IP Concepts (Running Linux)
debugging: 15.1.3.8. Trying out your network (Running Linux)
Row class: 13.2.4. Rows (MySQL & mSQL)
row count, in database applications: 13.2.3.2. Cleaning up and row count (MySQL & mSQL)
RowCacheSize database handle attribute: A.6.2.3. Databases in which a transaction must be explicitly started (Programming the Perl DBI)
rowDeleted( ) method: 22. JDBC Reference (MySQL & mSQL)
_rowid system variable: 6.8.2. mSQL Features (MySQL & mSQL)
RowInCache statement handle attribute: A.7.2. Statement Handle Attributes (Programming the Perl DBI)
rowInserted( ) method: 22. JDBC Reference (MySQL & mSQL)
rows
manipulating data: 3.1. The Relational Database Methodology (Programming the Perl DBI)
retrieving data from tables: 3.3.1. Simple Queries (Programming the Perl DBI)
ROWS attribute: 4.2.5. The <TEXTAREA> Tag (CGI Programming with Perl)
rows function: 21.2. DBI.pm API (MySQL & mSQL)
rowUpdated( ) method: 22. JDBC Reference (MySQL & mSQL)
rp variable (printcap): 8.4.5.3. The rest of the printcap variables (Running Linux)
RPAD( ) function: 15.1. MySQL SQL (MySQL & mSQL)
RPC (Remote Procedure Call): 2.8. RPC and XDR (Linux in a Nutshell)
3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rpcgen command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rpcinfo command (NFS/NIS): 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
RPC::PlClient module: 8.2.2.3. Ciphers (Programming the Perl DBI)
RPC::PlServer module: 8.2.2.3. Ciphers (Programming the Perl DBI)
RPM (see Red Hat Package Manager)
rpm command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
5.1.1. The rpm Command (Linux in a Nutshell)
build options: 5.1.1.10. Build options (Linux in a Nutshell)
FTP/HTTP options: 5.1.1.9. FTP/HTTP options (Linux in a Nutshell)
information selection options: 5.1.1.3.2. Information selection options (Linux in a Nutshell)
install/upgrade options: 5.1.1.2. Install, upgrade, and freshen options (Linux in a Nutshell)
package selection options: 5.1.1.3.1. Package selection options (Linux in a Nutshell)
signature check options: 5.1.1.7. Signature check options (Linux in a Nutshell)
uninstall options: 5.1.1.4. Uninstall options (Linux in a Nutshell)
RPM (Red Hat Package Manager): 7.3. Using RPM (Running Linux)
rprompt variable (csh/tcsh): 8.4.3. Predefined Shell Variables (Linux in a Nutshell)
rputc( ): 14.6.14. TCP/IP and I/O Functions (Apache: The Definitive Guide)
rputs( ): 14.6.14. TCP/IP and I/O Functions (Apache: The Definitive Guide)
RSA algorithm: 13.5.1. Patent Rights (Apache: The Definitive Guide)
D.1.1.2. RSA key exchange and authentication (Apache: The Definitive Guide)
rsh command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
14.2.8.3. CVS over the Internet (Running Linux)
rshd daemon: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rsort( ) function: 18.1. PHP (MySQL & mSQL)
18.1. PHP (MySQL & mSQL)
rstat command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
RTRIM( ) function: 15.1. MySQL SQL (MySQL & mSQL)
rt|rtag commands (CVS): 14.4.7.18. rtag (Linux in a Nutshell)
rule sets (firewalling): 2.4. Overview of Firewalls and Masquerading (Linux in a Nutshell)
ipchains and: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
iptables and: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rules for .procmailrc file: 9.7.1. Autoreply from nobody (CGI Programming with Perl)
Rumbaugh, James: 13.2. Object-oriented Database Access in C++ (MySQL & mSQL)
run command (gdb): 14.1.1. Tracing a Program (Running Linux)
14.1.6.1. Breakpoints and watchpoints (Running Linux)
run-parts command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
run_cleanup( ): 14.6.4. Cleanup Functions (Apache: The Definitive Guide)
runlevel, system: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
runlevels: 5.3.2. init, inittab, and rc files (Running Linux)
5.3.3. rc files (Running Linux)
run_sub_req( ): 14.6.15. Request-Handling Functions (Apache: The Definitive Guide)
ruptime command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rusers command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
Russian Academy of Science, Institute for System Programming: 7.4. GNU SQL (MySQL & mSQL)
rvprintf( ): 14.6.14. TCP/IP and I/O Functions (Apache: The Definitive Guide)
rvputs( ): 14.6.14. TCP/IP and I/O Functions (Apache: The Definitive Guide)
rw parameter (linux): 3.1.1. Booting Linux (Running Linux)
rw variable (printcap): 8.4.5.3. The rest of the printcap variables (Running Linux)
rwall command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rwho command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
rx utility (RZSZ): H. Zmodem File Transfer (Running Linux)
rz utility (RZSZ): H. Zmodem File Transfer (Running Linux)
H.2. Sending and Receiving Files (Running Linux)
H.3. Summary of rz and sz Options (Running Linux)
RZSZ package: H. Zmodem File Transfer (Running Linux)


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