Flash, installing, 53
flat files, relational databases versus, 512 – 513
flavors of Ubuntu, 3
flexbackup, 337
FlightGear, 104
FlockDB, 547
FLV file format, 86
foreground processes, 190 – 191
formats. See file formats
for statements, 277 – 278
Forth, 685 – 686
Fortran, 686
forwarding, email with aliases, 596
FQDN (fully qualified domain name), 635
free command, 133 , 306
Frets on Fire, 104
Frozen Bubble, 102
FTP (File Transfer Protocol)
installing, 579
resources for information, 585
security, 578
servers
anonymous FTP users, 579 – 581
authenticated versus anonymous, 578
choosing, 577
configuring, 581 – 583
ftphosts file, 584
Ubuntu FTP server packages, 578ftp command, 394