Introduction
1.
Shells
1.1.
zsh
1.2.
bash
1.3.
fish
2.
CLI foo
2.1.
awk
2.2.
sed
2.3.
column
2.4.
sort
2.5.
tr
2.6.
tac
2.7.
paste
3.
Tools
3.1.
tmux
3.2.
screen
3.3.
emacs
3.4.
gpg
3.5.
radare2
3.6.
qemu
3.7.
pacman
3.8.
dot
3.9.
ffmpeg
3.10.
gnuplot
3.11.
restic
3.12.
qrencode
4.
Process management & inspection
4.1.
lsof
4.2.
pidstat
4.3.
pgrep
4.4.
ps
4.5.
pmap
4.6.
pstack
4.7.
taskset
4.8.
nice
5.
Trace and Profile
5.1.
time
5.2.
strace
5.3.
ltrace
5.4.
perf
5.5.
OProfile
5.6.
callgrind
5.7.
valgrind
6.
Debug
6.1.
gdb
6.2.
gdbserver
7.
Binary
7.1.
od
7.2.
xxd
7.3.
readelf
7.4.
objdump
7.5.
nm
8.
Development
8.1.
c++filt
8.2.
c++
8.3.
glibc
8.4.
gcc
8.5.
git
8.6.
cmake
8.7.
make
8.8.
ld.so
8.9.
symbol versioning
8.10.
python
8.11.
gcov
8.12.
pgo
9.
Linux
9.1.
systemd
9.2.
coredump
9.3.
ptrace_scope
9.4.
cryptsetup
9.5.
swap
9.6.
input
9.7.
acl
9.8.
zfs
9.9.
cpufreq
9.10.
cups
10.
Network
10.1.
ssh
10.2.
ss
10.3.
tcpdump
10.4.
tshark
10.5.
firewall-cmd
10.6.
nftables
11.
Web
11.1.
html
11.2.
css
11.3.
chartjs
12.
Arch
12.1.
x86_64
12.2.
armv8
12.3.
arm64
12.4.
armv7
12.5.
riscv
Light
Rust
Coal
Navy
Ayu
Notes
CLI foo
awk
sed
column
sort
tr
tac
paste