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Convert CSV to JSON - Python3 and Bash function
Based / Inspired by malathion's below command http://www.commandlinefu.com/commands/view/20528/convert-csv-to-json Is written for python3 and is very easy to use csv2json *csv will convert all files ending in csv to json eg csv2json file.csv will output a file to file.json Validity of json tested in python3 and below site https://jsonformatter.curiousconcept.com/

Show what PID is listening on port 80 on Linux

Count the number of deleted files
It does not work without the verbose mode (-v is important)

Create a directory and go inside it
$_ expands to the last argument of the last command that was executed

Copy a file with progress and save hash to a different file

Get the 10 biggest files/folders for the current direcotry

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" }

easily strace all your apache *child* processes
Like the original version except it does not include the parent apache process or the grep process and adds "sudo" so it can be run by user.

shutdown if wget exit

Check host port access using only Bash:

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