This filter is a page
Rarity: uncommon
Those who use it, use it daily; most walk right past.
13 insects on this page
- BSH-003 dir/{a,b,c} Nested braces and a shared prefix: a directory tree in one line. Braces uncommon
- BSH-005 ${var:=padrão} Like :-, but the default gets written into the variable. Parameters uncommon
- BSH-008 ${#var} The value's length, counted in characters, with no helper process. Parameters uncommon
- BSH-009 ${var#prefixo} It gnaws at the start of the value: # takes the smallest bite, ## the largest. Parameters uncommon
- BSH-010 ${var%sufixo} It gnaws at the end of the value: % takes the smallest bite, %% the largest. Parameters uncommon
- BSH-012 ${var^^} Raises or lowers the case of the whole value — or just the first letter. Parameters uncommon
- BSH-014 ${var:2:5} A slice of the value: it starts at the offset, measures the length. Parameters uncommon
- BSH-015 <(comando) A command's output dressed as a file — without touching the disk. Processes uncommon
- BSH-018 <<< One word becomes the command's whole input: the pocket heredoc. Documents uncommon
- BSH-019 $_ The previous command's last argument, kept in an underscore. Ghost variables uncommon
- BSH-022 $! The PID of the last process sent to the background. Ghost variables uncommon
- BSH-027 pushd A stack of directories: push on the way out, pop on the way back. Displacements uncommon
- BSH-028 shift Discards the first argument and pulls the queue one step forward. Displacements uncommon