accounts
admin, 243
badguy, 302
password-protected, 171 “72
user accounts
deleting, 129 “31
listing all, 241 “42
suspending, 127 “29
virtual host, 290 “95
addagenda script, 86, 86 “88, 90
adding users, 124 “27, 302 “7
addmacalias script, 307 “9
addmacuser script, 302 “7
addvirtual script, 290 “95
administration, Internet. See web and Internet administration
administration, system. See managing users; system maintenance
agenda script, 86, 89 “91
alphanumeric input, validating, 13 “15
American National Standards Institute sequences. See ANSI color sequences
ANSI color sequences, 33 “35
Apache access_log file, 256 “60
Apache error_log file, 264 “68
Apache passwords, 237 “44
apm script, 237 “44
code, 237 “40
hacking, 243 “44
how works, 241 “43
results of, 243
running, 243
apm-footer.html file, 238, 242
arbitrary-precision floating-point calculator, 29 “31
archivedir script, 161 “63
archives
remote, 268 “71
removed, 49 “53
archiving files, as removed, 47 “49
aspell spelling utility, 235
awk command, 52, 57, 94, 146, 285
awk script, 119, 168, 184