# Summary [Introduction](./intro.md) - [Shells](./shells/README.md) - [zsh](./shells/zsh.md) - [bash](./shells/bash.md) - [fish](./shells/fish.md) - [CLI foo](./cli/README.md) - [awk](./cli/awk.md) - [cut](./cli/cut.md) - [sed](./cli/sed.md) - [column](./cli/column.md) - [sort](./cli/sort.md) - [tr](./cli/tr.md) - [tac](./cli/tac.md) - [rev](./cli/rev.md) - [paste](./cli/paste.md) - [xargs](./cli/xargs.md) - [Tools](./tools/README.md) - [tmux](./tools/tmux.md) - [screen](./tools/screen.md) - [emacs](./tools/emacs.md) - [gpg](./tools/gpg.md) - [radare2](./tools/radare2.md) - [qemu](./tools/qemu.md) - [pacman](./tools/pacman.md) - [dot](./tools/dot.md) - [ffmpeg](./tools/ffmpeg.md) - [gnuplot](./tools/gnuplot.md) - [restic](./tools/restic.md) - [qrencode](./tools/qrencode.md) - [Process management & inspection](./process/README.md) - [lsof](./process/lsof.md) - [pidstat](./process/pidstat.md) - [pgrep](./process/pgrep.md) - [ps](./process/ps.md) - [pmap](./process/pmap.md) - [pstack](./process/pstack.md) - [taskset](./process/taskset.md) - [nice](./process/nice.md) - [Trace and Profile](./trace_profile/README.md) - [time](./trace_profile/time.md) - [strace](./trace_profile/strace.md) - [ltrace](./trace_profile/ltrace.md) - [perf](./trace_profile/perf.md) - [OProfile](./trace_profile/oprofile.md) - [callgrind](./trace_profile/callgrind.md) - [valgrind](./trace_profile/valgrind.md) - [Debug](./debug/README.md) - [gdb](./debug/gdb.md) - [gdbserver](./debug/gdbserver.md) - [Binary](./binary/README.md) - [od](./binary/od.md) - [xxd](./binary/xxd.md) - [readelf](./binary/readelf.md) - [objdump](./binary/objdump.md) - [nm](./binary/nm.md) - [Development](./development/README.md) - [c++filt](./development/c++filt.md) - [c++](./development/c++.md) - [glibc](./development/glibc.md) - [gcc](./development/gcc.md) - [git](./development/git.md) - [cmake](./development/cmake.md) - [make](./development/make.md) - [ld.so](./development/ld.so.md) - [symbol versioning](./development/symbolver.md) - [python](./development/python.md) - [gcov](./development/gcov.md) - [pgo](./development/pgo.md) - [Linux](./linux/README.md) - [systemd](./linux/systemd.md) - [coredump](./linux/coredump.md) - [ptrace_scope](./linux/ptrace_scope.md) - [cryptsetup](./linux/cryptsetup.md) - [swap](./linux/swap.md) - [input](./linux/input.md) - [acl](./linux/acl.md) - [zfs](./linux/zfs.md) - [cpufreq](./linux/cpufreq.md) - [cups](./linux/cups.md) - [Network](./network/README.md) - [ssh](./network/ssh.md) - [ss](./network/ss.md) - [tcpdump](./network/tcpdump.md) - [tshark](./network/tshark.md) - [firewall-cmd](./network/firewall-cmd.md) - [nftables](./network/nftables.md) - [Web](./web/README.md) - [html](./web/html.md) - [css](./web/css.md) - [chartjs](./web/chartjs.md) - [plotly](./web/plotly.md) - [Arch](./arch/README.md) - [x86_64](./arch/x86_64.md) - [armv8](./arch/armv8.md) - [arm64](./arch/arm64.md) - [armv7](./arch/armv7.md) - [riscv](./arch/riscv.md)