1. Introduction
  2. Shells
    1. zsh
    2. bash
    3. fish
  3. CLI foo
    1. awk
    2. cut
    3. sed
    4. column
    5. sort
    6. tr
    7. tac
    8. rev
    9. paste
  4. Tools
    1. tmux
    2. screen
    3. emacs
    4. gpg
    5. radare2
    6. qemu
    7. pacman
    8. dot
    9. ffmpeg
    10. gnuplot
    11. restic
    12. qrencode
  5. Process management & inspection
    1. lsof
    2. pidstat
    3. pgrep
    4. ps
    5. pmap
    6. pstack
    7. taskset
    8. nice
  6. Trace and Profile
    1. time
    2. strace
    3. ltrace
    4. perf
    5. OProfile
    6. callgrind
    7. valgrind
  7. Debug
    1. gdb
    2. gdbserver
  8. Binary
    1. od
    2. xxd
    3. readelf
    4. objdump
    5. nm
  9. Development
    1. c++filt
    2. c++
    3. glibc
    4. gcc
    5. git
    6. cmake
    7. make
    8. ld.so
    9. symbol versioning
    10. python
    11. gcov
    12. pgo
  10. Linux
    1. systemd
    2. coredump
    3. ptrace_scope
    4. cryptsetup
    5. swap
    6. input
    7. acl
    8. zfs
    9. cpufreq
    10. cups
  11. Network
    1. ssh
    2. ss
    3. tcpdump
    4. tshark
    5. firewall-cmd
    6. nftables
  12. Web
    1. html
    2. css
    3. chartjs
    4. plotly
  13. Arch
    1. x86_64
    2. armv8
    3. arm64
    4. armv7
    5. riscv