compressed files
ensuring maximally,
107–9
displaying files with,
94–96
emulating GNU-style flags with quota,
98–100
wrapping long lines,
97–98
URLs, extracting from web pages,
175–78
archiving files as removed,
47–49
displaying contents of directories,
56–58
displaying time in different time zones,
66–69
emulating DIR environment,
61–63
formatting long lines,
45–47
locating files by filename,
58–61
logging file removals,
54–55
working with removed file archive,
49–53
users
adding to Mac OS X system,
302–7
adding users to system,
124–27
cleaning up after guests leave,
135–36
deleting user accounts,
129–31
figuring out available disk space,
117–18
implementing secure locate,
120–24
improving readability of df output,
118–20
suspending user accounts,
127–29
validating user environment,
132–35
tracking ID applications,
138–39
validating crontab entries,
147–52
validating environment,
132–35
calculating currency values,
188–92
calculating time spent online,
166–68
checking overdue books at library,
182–86
downloading files via ftp,
169–72
extracting URLs from web pages,
175–78
tracking BBC news with lynx,
172–75
tracking changes on web pages,
196–200
tracking stock portfolio,
193–95
utilities, creating,
71–92
adding local dictionary to spell,
80–82
calculating loan payments,
84–86
checking spelling of individual words,
75–76
converting temperatures,
82–84
interactive calculator,
73–75
keeping track of events,
86–91
Shpell interactive spell-checking facility,
77–80
