Unix for Mac OS X 10.4 Tiger: Visual QuickPro Guide (2nd Edition)

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RDBMS (relational database management system)

read command

read permissions

        about

        adding or removing file

        file and directory

        group

README files

        purpose of

        viewing Perl module

records

        adding to tables

        changing values in existing

recovering files with ditto

redirecting stderr , stdin , and stdout

regex atoms. [See atoms ]

regular expressions

        about 2nd

        creating atom from range of numbers or letters

        creating atom matching any character not in list

        finding lines where one character varies

        finding lines with specific strings

        further resources on

        searching for Perl module using

        testing

relational database management system (RDBMS)

        about

        illustrated

relative paths

        absolute and

        full paths vs.

        searching

        symbolic links with 2nd

        using more complex

remote computers

        copying files with scp command

        logging into with Telnet

        remote access to IMAP and POP servers

        running command line with ssh utility

        sending and receiving remote files

        synchronizing directories

        testing with Telnet

        using directory as synchronization source

        verifying host authenticity of

removing

        members of groups, groups, and subgroups

        packages

        user accounts

renaming files

replacing all occurrences of text

resource forks 2nd

restoring files

        from backups in Aqua

        restore command for

retrying CPAN download process

reverse command in Perl

reverse sorting

        directories with

        numerically

        reversing input

reversing meaning of test expressions

reverting to last saved version of text

Ritchie, Dennis M. 2nd 3rd

rm command 2nd

rmdir command

root account

        about [See also sudo command]

        administration and

        other ways of becoming root

        problems with Mac OS X approach to

        running command line as

        searching for setuid root programs

        sudo command and 2nd

root directory

        defined

        viewing contents of

        viewing file information for

rsync command

        about

        options for

        remote directory as source for synchronizing

        synchronizing with local directory as source

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