-
- A
-
2024-12-20
2005-05-09
alias
.bash_aliases, unalias
-
2017-03-06
2013-10-11
apropos
-
2024-08-05
2009-05-29
apt
-
2017-03-23
aptitude
why
-
2021-12-08
arping
-
2019-01-14
2012-01-17
at
delay, atrm
-
2020-11-11
2013-05-20
avconv
-
2025-01-10
2003-02-14
Awk
-
- B
-
2023-07-10
2013-05-15
base64
-
2011-10-03
basename
-
2024-11-20
2013-06-27
bc
integer, float, round, bin, dec, hex
-
2019-09-24
bg
-
2015-08-21
break
-
2021-07-06
2017-03-15
bzip2
-
- C
-
2021-05-03
2016-08-05
cat
useless
-
2019-06-06
cd
-
2024-01-04
2020-09-30
chage
-
2019-11-05
2010-10-01
chattr
-
2023-02-10
chcon
-
2017-10-25
2004-11-03
chkconfig
daemon, runlevel, update-rc.d
-
2023-07-03
2017-03-08
chmod
-
2020-02-20
2013-01-21
chown
-
2020-10-04
2019-09-19
chpasswd
-
2016-12-15
chroot
-
2019-04-24
2014-02-18
column
-
2018-07-04
comm
-
2023-03-16
2015-08-21
continue
-
2025-01-15
2015-10-28
cp
-
2024-04-30
2003-01-20
crontab
daily, EDITOR, even, odd, weekly
-
2017-04-25
cruft
-
2018-09-18
2016-10-16
cryptsetup
-
2023-09-13
2012-02-07
cURL
-
2022-09-08
2010-08-11
cut
-
- D
-
2024-12-20
2011-12-27
date
epoch, timestamp, unix, workdays
-
2024-12-19
2014-01-08
dd
-
2017-04-25
deborphan
-
2020-05-25
2015-11-10
declare
array, readonly
-
2020-06-05
2015-08-27
df
full disk
-
2021-02-03
2014-03-31
diff
-
2017-06-27
2009-10-19
dig
-
2023-09-25
2019-01-28
dirname
-
2017-07-12
disown
-
2024-08-01
2016-12-07
dmesg
-
2012-10-17
dmidecode
-
2022-04-29
dmsetup
-
2022-03-23
2012-11-28
dpkg
depends
-
2023-03-01
2006-08-17
du
-
- E
-
2024-12-16
2012-10-15
echo
-
2015-09-03
eval
-
2020-05-07
2015-09-06
exec
-
2018-06-15
2016-11-24
exit
-
2016-06-28
2014-07-24
export
-
2023-05-08
2013-08-19
e2fsck, fsck.ext4, fsck.msdos
-
- F
-
2016-04-28
factor
-
2024-12-19
fallocate
-
2013-09-10
false
-
2019-05-16
fc
.:, ::
-
2017-08-04
2015-01-27
fdisk
-
2020-02-05
ffmpeg
-
2019-11-06
fg
-
2015-04-24
file
CRLF, mime
-
2024-10-19
2010-05-14
find
broken symlink, empty, exec, logical operators, path, prune
-
2023-04-19
2020-10-02
findmnt
-
2020-08-14
fold
-
2014-07-10
2010-12-02
free
-
2017-02-17
2002-04-08
ftp
ftps
-
2014-11-07
2013-04-14
fuser
-
2023-03-01
fusermount
-
- G
-
2022-03-24
2015-06-10
getent
-
2016-02-03
2011-09-05
getfacl
-
2024-05-22
getopt
-
2025-01-10
2019-05-21
getopts
-
2024-11-06
2010-05-28
grep
quiet, TAB
-
2023-11-27
2015-01-12
groupadd
-
2020-11-20
groupdel
-
2013-09-05
2011-08-05
groups
-
2021-04-05
2014-02-25
gzip
-
- H
-
2014-01-30
hd / hexdump
-
2014-01-04
hdparm
-
2015-07-03
head
-
2020-06-04
2015-06-03
history
-
2017-05-17
host
-
2023-10-02
2013-06-25
htop
-
2022-10-18
2018-11-18
htpasswd
bcrypt
-
2012-08-18
hwclock
-
- I
-
2017-09-29
2013-10-11
id
uid
-
2012-10-09
iftop
-
2014-03-05
innotop
-
2019-11-06
inotifywait
-
2020-06-02
install
-
2024-02-12
2022-08-22
inxi
-
2014-07-16
2011-12-06
ionice
-
2014-11-24
2013-09-06
iostat
NFS
-
2023-12-22
2014-03-05
iotop
-
2022-11-30
2014-03-21
ip
route, virtual interface
-
2021-03-08
ipcs
-
- J
-
2014-02-18
join
-
2018-08-30
2017-01-04
journalctl
Failed to determine timestamp, vacuum
-
2021-02-26
2019-03-08
jq
-
- K
-
2020-10-13
2011-11-18
kill / killall
catchable, signal
-
- L
-
2019-04-15
2010-10-20
lame
encode, mp3, wav
-
2015-11-10
2013-08-04
last
-
2019-03-15
ldd
-
2023-10-12
2012-12-25
less
ANSI
-
2018-12-21
let
-
2025-01-07
2014-12-11
ln
dereference, hard link not allowed for directory
-
2016-07-06
local
variable scope
-
2024-12-20
2012-12-19
locale
dpkg-reconfigure locales, LANG, Setting locale failed
-
2025-01-10
2022-11-24
localectl
-
2019-04-02
logger
-
2024-12-23
2010-09-01
ls
-
2012-10-25
2010-10-01
lsattr
-
2024-03-13
lsb_release
-
2018-02-22
2017-02-14
lsblk
-
2023-03-01
2011-09-15
lsof
deleted
-
2024-11-13
lsusb
-
- M
-
2015-10-25
2011-10-25
mail
-
2022-09-07
2019-12-03
man
-
2017-11-30
2005-08-22
md5sum
-
2015-08-13
2015-01-15
mkdir
-
2019-07-28
2011-01-18
mkfs
-
2023-03-03
2014-09-29
mktemp
-
2018-08-08
modprobe
-
2024-03-12
2013-01-08
mount
-
2014-08-26
mtr
-
2018-12-19
2014-11-07
mv
Device or resource busy
-
- N
-
2020-06-05
2019-05-17
namei
-
2024-09-25
2009-10-22
nc (Netcat)
-
2020-02-13
2002-01-17
netstat
-
2018-07-09
newgrp
-
2020-12-04
nl
-
2024-04-10
2024-03-04
nmcli
-
2018-04-12
notify-send
-
2013-06-27
nice
-
2024-03-08
2009-09-21
nmap
-
2014-01-19
nohup
-
2014-07-31
2013-05-25
nslookup
-
2017-07-28
nsupdate
-
2019-12-19
ntfsfix
-
2021-04-16
2013-11-14
ntpdate
-
2020-10-19
ntpq
-
- O
-
2014-09-29
od
-
2023-10-06
2013-07-03
OpenSSL
-
- P
-
2019-04-15
2015-11-07
parallel
-
2017-10-12
2017-10-09
parted
unrecognized disk label
-
2020-09-29
2018-01-16
passwd
-
2025-01-08
2014-02-18
paste
-
2022-10-14
2014-06-20
pgrep
-
2019-06-21
2002-01-09
ping
-
2023-06-11
2019-02-08
pkill
-
2023-02-08
2010-08-31
ps
zombie
-
2021-05-19
2019-05-02
pv
-
2021-01-24
2014-01-21
pwgen
-
- R
-
2024-03-29
2014-09-25
read
prompt
-
2024-08-06
2013-03-19
readlink
absolute, symlink
-
2023-06-02
realpath
-
2024-12-06
2013-08-04
rename
-
2018-04-10
2013-02-14
renice
-
2022-01-06
reposync
-
2021-06-21
reset
prompt terminal
-
2014-08-06
resize2fs
-
2023-09-13
2016-11-23
return
-
2014-11-25
2012-07-06
rm
-
2024-03-11
2002-01-17
rpm
-
2023-07-10
2013-09-20
rsync
-
2011-01-28
runlevel
-
-
-
- S
-
2019-05-14
sar
-
2023-01-11
2010-03-05
GNU screen
-
2017-12-27
script
-
2024-12-27
2010-09-27
sed
ascii, ANSI, negation, newline, lazy star, substring
-
2023-09-14
2017-12-15
seq
-
2013-03-19
service
-
2023-09-19
2014-09-09
set
-e -u -o pipefail
-
2024-02-22
setcap
-
2023-02-13
2010-12-02
setfacl
-
2024-12-16
2024-01-09
shift
-
2024-10-18
2013-03-19
shopt
-
2023-03-29
2017-10-19
shred
-
2013-01-26
shuf
random, range
-
2018-10-19
shutdown
halt, power off
-
2025-01-10
sleep
-
2011-09-05
snmpwalk
-
2024-03-08
2012-07-04
sort
delete duplicates, random
-
2018-11-09
2011-12-13
source (or .)
absolute, context, include, relative
-
2022-12-09
2014-05-28
split
-
2019-07-23
2014-08-25
ss
socket statistics
-
2024-10-31
2012-03-22
ssh
keygen, scp
-
2024-11-01
2012-07-12
stat
last access, last change
-
2018-06-27
stdbuf
-
2021-11-29
2014-01-31
strace
-
2020-11-27
2013-10-10
strings
-
2023-06-27
2015-08-07
su
-
2023-02-02
2020-08-20
subscription-manager
unregister
-
2024-02-27
2013-05-02
sudo
-
2019-07-09
swapon / swapoff
-
2024-03-12
2017-09-07
systemctl
-
2018-12-06
systemd-analyze
-
- T
-
2023-01-24
2010-07-30
tar
Not found in archive, remove
-
2023-12-11
2012-04-21
tail
-
2017-01-04
2013-07-29
tcpdump
-
2018-03-22
tcptraceroute
-
2023-10-13
2013-02-08
tee
-
2017-10-10
2014-06-30
telnet
HTTP
-
2023-09-19
2013-08-27
time
duration
-
2023-09-07
2020-10-19
timedatectl
-
2018-07-10
2013-02-26
timeout
-
2025-01-07
2017-01-11
tmux
-
2024-11-12
2009-03-06
top
swap
-
2013-09-06
2013-02-28
The "top" & monitoring commands
-
2023-07-25
2010-11-02
touch
-
2018-11-07
tput
cols lines
-
2024-11-01
2004-11-09
tr
lowercase, must be non-empty, newline, range-endpoints reverse collating sequence order, uppercase
-
2019-06-21
traceroute
-
2022-10-04
2013-12-30
trap
-
2022-02-02
2012-09-18
tree
awk sed
-
2013-09-10
true
-
2024-12-20
truncate
-
2015-10-28
tune2fs
-
2018-10-23
2017-06-14
type
-
- U
-
2019-04-25
ufw
firewall, iptables
-
2014-12-03
2014-06-11
ulimit
Resource temporarily unavailable
-
2022-12-22
2018-04-18
umask
-
2023-03-01
umount
-
2023-09-23
unset
-
2014-08-28
2010-08-31
uniq
duplicate
-
2019-10-24
unrar
non-free
-
2017-03-24
update-alternatives
-
2024-04-10
update-ca-certificates
-
2018-01-12
2017-10-25
update-rc.d
-
2022-03-01
2011-01-20
useradd / adduser
passwordless
-
2011-11-24
userdel
-
2020-09-29
2011-01-20
usermod
lock, nologin
-
- V
-
2012-04-11
vipw
-
2014-07-10
vmstat
-
- W
-
2013-03-15
wait
-
2015-06-15
wall
chat
-
2024-11-06
2010-06-22
watch
-
2024-11-06
2019-04-16
wc
-
2024-10-03
2011-09-19
wget
wgetrc, header, post, proxy, mirror
-
2013-04-14
whatis
-
2012-06-21
whereis
-
2024-03-27
2012-06-21
which
-
2022-10-13
2014-10-31
who
-
2015-04-13
2005-11-10
whois
-
2022-04-29
wipefs
-
- X
-
2023-04-21
2013-03-13
xargs
-
2023-09-11
xxd
-
2024-06-24
2023-12-29
xz
-
- Y
-
2023-08-27
2016-10-09
youtube-dl
-
2022-09-22
2011-07-11
yum
-
- Z
-
2022-05-04
2021-12-16
zip