Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] UDF filesystem format UFS (Universal File System) filesystem versus HFS+ path separators root UFS file formats versus HFS+ ulimit command (bash) umask command (bash) umount command unabbreviate command (ex) unalias command (bash) uname command uncompress command 2nd undo command (ex) unexpand command unhide command (ex) uniq command 2nd units command Unix beginner's guide communication comparisons file management metacharacters printing programming searching shell programming storage system status text processing text-processing utilities VNC server Unix commands ac appleping appletalk appletviewer apply apropos asr at 2nd at_cho_prn 2nd atlookup atprint atq 2nd atrm 2nd atstatus automount banner 2nd basename batch bc 2nd biff bless cal 2nd calendar cancel 2nd cat 2nd cc cd certtool chflags chgrp 2nd chkpasswd chmod 2nd chown 2nd cksum clear 2nd cmp 2nd col colcrt colrm column comm 2nd compress 2nd configd cp 2nd cpio 2nd CpMac create_nidb crontab 2nd csplit ctags curl cut 2nd date 2nd dc dd defaults df 2nd diff 2nd diff3 2nd dig dirname diskutil ditto dmesg dns-sd drutil dscl du 2nd dynamic_pager echo 2nd egrep 2nd emacs Enscript enscript env 2nd ex expand 2nd expr 2nd false fdisk fetchmail fgrep 2nd file 2nd find 2nd finger fmt 2nd fold 2nd fs_usage fsaclctl fsck fsck_hfs fsck_msdos ftp 2nd gcc_select GetFileInfo gnutar grep 2nd groff gunzip 2nd gzcat 2nd gzip 2nd halt hdid hdiutil head 2nd host hostinfo hostname hwprefs id ifconfig info install installer ipconfig join 2nd jot kdump kdumpd kill 2nd killall ktrace languagesetup last launchctl launchd ld leave less lex ln 2nd locate lock lockfile logger login look lp 2nd lpc lpoptions lpq lpr lprm 2nd lpstat 2nd ls 2nd lsbom lsof machine mailemail uuencode Unix commands ( continued ) mailq mailstat mailx make makekey man 2nd md5 mdcheckschema mdfind mdimport mdls mdutil merge mkbom mkdir 2nd more 2nd mount mount_afp mount_autofs mount_cd9660 mount_cddafs mount_devfs mount_fdesc mount_ftp mount_hfs mount_msdos mount_nfs mount_ntfs mount_smbfs mount_synthfs mount_udf mount_volfs mount_webdav mv 2nd netstat nice 2nd nicl nidomain nidump nifind nigrep niload nireport niutil nohup notifyd nslookup ntp-wait ntptimeset nvram od 2nd open open-x11 opendiff osacompile osalang osascript passwd 2nd paste 2nd pax pbcopy pbpaste pdisk periodic ping pl plutil pmset pr 2nd printenv 2nd printf printing ps 2nd pwd 2nd quota rcp 2nd reboot reference remote copy renice rev 2nd rlogin 2nd rm 2nd rmdir 2nd rsync say scp script 2nd scselect scutil sdiff 2nd sed 2nd service SetFile sftp showmount shutdown sips sleep slogin slp_reg softwareupdate sort 2nd split 2nd SplitForks spray srm ssh strings 2nd strip stty 2nd su 2nd sudo sw_vers system_profiler systemkeychain SystemStarter tab2space tail 2nd talk 2nd tar 2nd tee 2nd telnet 2nd test 2nd tftp tiff2icns tiffutil time top touch tr 2nd traceroute true tset tty umount uname uncompress 2nd unexpand uniq 2nd units unzip uptime users uudecode uuidgen vacation vi 2nd view visudo vm_stat vmmap vndevice vsdbutil w wall wc 2nd whatis whereis which 2nd who 2nd whoami whois write xargs 2nd yacc yes zcat 2nd zcmp zdiff zgrep zip zipinfo zmore znew zprint Unix file-transfer tools Unix underpinnings unmap command (ex) unset command (bash) until command (bash) unzip command examples options uptime command user accounts, changing default shell user directories /Desktop /Documents /Library 2nd /Movies /Music /Pictures /Public /Shared /Sites User domain user specific Library folders users managing with Directory Services adding users creating a user with dscl creating a user with niload creating user's home directory deleting a user granting administrative privileges listing all users listing with nidump modifying a user users command Users folders uudecode command uuencode command uuidgen command |