%rec: command
%doc: shell command examples
%type: aim line
%allowed: aim
+ cmd bin
+ tag
+ shell
%unique: shell

aim: Put output into column
cmd: du -h /etc/* | column
shell: sh
bin: column
tag: format

aim: Reformat file with an explicit separator (`-s`)
cmd: column -ts: /etc/passwd
shell: sh
bin: column
tag: format

aim: Give columns names (`-N`), so you can hide some (`-H`)
cmd: column -ts: -N User,PW,UID,GID,Description,Home,shell -H PW,GID /etc/passwd
shell: sh
bin: column
tag: format

aim: Reorder with `-O` (unspecified items remain)
cmd: column -ts: -N User,PW,UID,GID,Description,Home,shell -H PW,GID -O User,Description,shell /etc/passwd 
shell: sh
bin: column
tag: format

aim: Output to json format with `-J`
cmd: column -J -ts: -H PW,GID,shell -N User,PW,UID,GID,Description,Home,shell /etc/passwd
shell: sh
bin: column
tag: format
tag: json

aim: Make a QR Code image:
cmd: qrencode 'https://play.google.com/store/apps/details?id=org.briarproject.briar.android' -o "$FILE".png
shell: sh
bin: qrencode
tag: qr

aim: Make a QR Coded message in the terminal:
cmd: qrencode -t ansi "Hello World"
shell: sh
bin: qrencode
tag: qr

aim: Read a QR Code image:
cmd: zbarimg $FILE
shell: sh
bin: qrencode
tag: qr

aim: Show wifi QR code (only with Network Manager):
cmd: nmcli device wifi show-password
shell: sh
bin: qrencode
tag: qr
tag: wifi

aim: Combine many recfiles of different types into one:
cmd: sed '1i\ ' *.rec > all.rec
shell: sh
bin: sed
tag: recfiles
tag: database

aim: Combine many recfiles of the same type into one:
cmd: recinf -d -t ${type} ${one}.rec > ${all}.rec
+ sed '/^%/d' ${one}.rec ${two}.rec > all.rec
shell: sh
bin: sed
bin: recinf
tag: recfiles
tag: database

aim: Remotely edit a file with vim:
cmd: vim scp://${server}/~/${file}
cmd: vim scp://${user}@${server}:${port}//${path}/${file}
shell: sh
bin: vim
bin: scp