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Index: R
- rand command (awk) : Alphabetical Summary of Commands
- random number generator
-
- in Bourne shells : The Multipurpose jot Command
- in C shells : The Multipurpose jot Command
- jot used for : The Multipurpose jot Command
- raw mode : How We Made It This Far (Back?)
- rcp command : UNIX Networking and Communications
-
- -r option : Copying Directory Trees with cp -r
- RCS (Revision Control System)
-
- Protecting Files with SCCS or RCS
- RCS Basics
- Quick Descriptions of What's on the Disc
- paging through RCS files : Page Through Compressed, RCS, Unprintable Files
- searching files : Search RCS Files with rcsgrep
- rcsegrep.fast script : Quick Descriptions of What's on the Disc
- rcsgrep script
- rcsless script : Quick Descriptions of What's on the Disc
- rcsmore script : Quick Descriptions of What's on the Disc
- rcspg script : Quick Descriptions of What's on the Disc
- rcsrevs script
- RD (Receive Data) light : Stalled Data Connection?
- read( ) : Writing a Tape Drive on a Remote Machine
- read command
- read command (ex) : Useful ex Commands
- read permission
- read-only files : Protect Important Files: Make Them Unwritable
- read.base program : Working with Names and Addresses
- README files : An Easy Build
- Ready-to-Run Software
-
- What to Do if You Have Problems
- Alternative Media
- Copying the Sources
- contacting : Software Support from RTR
- software support : Software Support from RTR
- technical support : Problems
- real memory, maximum amount of : The csh time variable
- real-time priorities : Know When to Be "nice" to OTher Users...and When
- real-time submission : System V C Shell nice
- recomment script
- recovering files : vi/ex File Recovery vs. Networked Filesystems
- recursive aliases : Avoiding C Shell Alias Loops
- redirecting
-
- csh and : Redirection in C Shell: Capture Errors, Too?
- file descriptors : n>&m: Swap Standard Output and Standard Error
- I/O loops : Handling Files Line-by-Line
- loops : The Ins and Outs of Redirected I/O Loops
- noclobber variable : Special C Shell Variables
- standard error
- standard input
- standard output
- tee program : Send Output Two or More Places with tee
- while loops : Handling Files Line-by-Line
- redirecting input/output
-
- tpipe command for : tpipe-Redirecting stdout to More than One Place
- redo script
- redraw screen command : Checklist: Screen Size Messed Up?
- regular expressions
-
- Automatically Appending the Date to a Filename
- That's an Expression
- Understanding Expressions
- (see also pattern matching)
- extended : Extended Regular Expressions
- metacharacters
-
- for different UNIX programs : Valid Metacharacters for Different UNIX Programs
- examples of : Never Meta Character I Didn't Like
- metacharacters in
- pattern context : Getting Regular Expressions Right
- pattern matching quick reference : Pattern Matching Quick Reference with Examples
- testing : Just What Does a Regular Expression Match?
- wildcards versus : Don't Confuse Regular Expressions with Wildcards
- rehash command : bin Directory for Your Programs and Scripts
-
- examples : Writing a Simple Shell Program
- relational operators : (see operators, relational))
- relative pathnames
- relink script
- reminder mail, sending : Send Yourself Reminder Mail
- remote
-
- directories : Checklist: Terminal Hangs When I Log In
- echo : How We Made It This Far (Back?)
- restoration from backups : Remote Restoring
- tape drives
- removing
-
- command-line arguments : With a Loop
- open files : Removing a File Once It's Opened - for Security and Easy Cleanup
- self-removing scripts
- removing files : (see deleting files)
- ren command : Quick Descriptions of What's on the Disc
- ren script : Renaming Files with ren
- rename script
- renaming files
- renice command
- rep command vs. vis command : When You Get Impatient
- repeat command : The C Shell repeat Command
- repeating commands : Repeating a Cycle of Commands
- report, summarizing execution statistics : The ps Command
- reset command : Initializing the Terminal with tset
- resetting terminals : Checklist for Resetting a Messed Up Terminal
- resident text pages, average kilobytes of : The csh time variable
- resize (xterm) command : Checklist: Screen Size Messed Up?
- resources
-
- contention issues : What Makes Your Computer Slow? How Do You Fix It?
- overloaded : System Overloaded? Try Stopping Some Jobs
- restart command (lpc) : Printer Control with lpc
- restarting at jobs automatically : Automatically Restarting at Jobs
- RETURN characters : (see newline characters)
- return command (awk) : Alphabetical Summary of Commands
- RETURN key, not needed with commands : Better read Command: grabchars
- revision control programs
-
- file versions and : Filenames
- Revision Control System : (see RCS)
- revision marks : (see execute permission)
- rhosts file : Using tar to a Remote Tape Drive
- right angle bracket : (see >)
- rlogin utility
- rm command
-
- rm and Its Dangers
- Quick Descriptions of What's on the Disc
- -b option : Safer Removing, Moving, and Copying
- -f option
- -i option
- rmdir command
- root directory
-
- The Tree Structure of the Filesystem
- Making Pathnames
- installation process and : An Easy Build
- root user
-
- password for
- su command and : (see su command)
- rot program
- rotating text : Filtering Text with vi
- rprnt character : Reprinting Your Command Line with CTRL-r
- rprnt key : Setting Your Erase, Kill, and Interrupt Characters
- rsh utility
-
- UNIX Networking and Communications
- Writing a Tape Drive on a Remote Machine
- restoring from remote tape drives : Using tar to a Remote Tape Drive
- rtrpatch.pcal file : Applying Patches
- RTS (Request to Send) : Flow Control (We Hope)
- RTS/CTS flow control : Flow Control (We Hope)
- runsed script
- runtime script
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