Commands tagged cd (58)

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check open ports without netstat or lsof

return external ip
Return IP information about your external ip address with JSON format

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

In-Place search/replace with datestamped backup
Does an in situ search-replace but leaves a datestamped backup. A variation with more precision: sed -i.`date +%Y%m%d%H%M%S 's/pattern/replace' [filename]

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"

GZip all files in a directory separately

Download all default installed apk files from your android.

Compare two CSV files, discarding any repeated lines
The value for the sort command's -k argument is the column in the CSV file to sort on. In this example, it sorts on the second column. You must use some form of the sort command in order for uniq to work properly.

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

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


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