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

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u command

UDP ( User Datagram Protocol)

UFS partitions

uid (user ID)

umask command

        changing shell's

        effect on new file permissions

        file permissions assigned by

undoing changes in vi

uniq command

Unix manual

        about

        displaying page of

        getting help for Darwin-only Unix commands

        help for commands 2nd

        illustrated

        printing pages

        searching for man page

        sections of Mac OS X/BSD

        shell

        using

Unix. [See also configuring Unix environments]

        about

        about multiuser environments

        capabilities of Mac OS X

        changes to Mac OS filesystem and files

        command names in

        commands as separate programs in

        Darwin-only Unix commands

        directories in Aqua and

        editing files from command line

        editing text from command line

        file permissions and ownership

        filename case sensitivity in

        files and directories in Aqua and

        hierarchy of files and folders in 2nd

        history of

        key development dates

        listing basic commands

        Mac applications vs. commands in

        moving files to Trash

        parent and children processes

        preemptive multitasking 2nd 3rd

        preserving resource fork with files 2nd

        programming and scripting in

        puns and word games in

        putting command in background

        root accounts

        ssh connections within

        stability on Mac OS X

        text files in Mac and

        user name and ID

        users and groups in

        using command line

        versions of 2nd

        viewing file-type information

unlocking files 2nd

unpacking compressed tar files

UPDATE statement

updating

        finding security updates online

        packages

        passwords for keychain

        Perl modules

upgrading CPAN

uploading files to FTP servers 2nd

uptime command 2nd

URLs, fetching and saving

user accounts. [See also managing user accounts and groups]

        about

        adding to existing groups

        admin user accounts

        changing login shell

        configuring access control for MySQL database

        creating 2nd

        file ownership information for

        forwarding e-mail for existing

        FTP-only

        monitoring login history

        name and number of

        removing

        restricting use of cron

        root accounts

        seeing all groups user belongs to

        seeing list of users logged in

        setuid properties for ownership

        switching to other

        system

        viewing all

user ID

user private group 2nd

users command

users. [See user accounts]

utilities [See also specific utilities]

        awk program

        compressing files with gzip

        cut command 2nd

        defined

        find command

        ftp

        grep

        locate command

        Lynx

        mail command

        mdfind command 2nd 3rd

        Network Utility

        open command

        osascript command

        packet sniffers and port scanners

        pbcopy command

        pbpaste command

        Perl

        pine command

        scp

        scripting new

        sed

        sort command

        ssh

        tar command

        telnet

        textutil command

        uncompressing files with gunzip

        uniq command

        unpacking tar archive

        viewing and editing files

        wc command

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