Commands tagged dependency (1)

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Find the package that installed a command

list block devices
Shows all block devices in a tree with descruptions of what they are.

Bash function that saves bash functions to file from shell session
The simpler, 1-arg version is save_function(){ { date +"# %F.%T $1; declare -f "$1";}| tee -a ~/.bash_functions; }`

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"

delete files containing matching text
-r recursively -Z zero byte after each file name instead of the usual newline -l only filenames

See where a shortened url takes you before click

a function to find the fastest DNS server
http://public-dns.info gives a list of online dns servers. you need to change the country in url (br in this url) with your country code. this command need some time to ping all IP in list.

Stores the certificate expiration date on the variable A
Stores the certificate expiration date on the variable A

Rename files in batch

Find out my Linux distribution name and version

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