Commands tagged dos (12)

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Execute most recent command containing search string.
Execute the most recent command containing search string. This differs from !string as that only refers to the most recent command starting with search string.

Convert seconds to [DD:][HH:]MM:SS
Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

Lists all usernames in alphabetical order
Save some CPU, and some PIDs. :)

Factorial With Case
Computes factorials.

Lists installed kernels

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Sort IP addresses
Sort IP address by order

Recursive find and replace file extension / suffix (mass rename files)
Find recursively all files in ~/Notes with the extension '.md' and pipe that via xargs to rename command, which will replace every '.md' to '.txt' in this example (existing files will not be overwritten).

Apache memory usage

See loaded modules in apache
Easiest way to check which modules are loaded in apache.


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