Commands by hons (7)

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Synchronize date and time with a server over ssh
Set Remote Server Date using Local Server Time (push)

List open TCP/UDP ports

grep binary (hexadecimal) patterns
-P activates the Perl regular expression mode.

Find the package that installed a command

Download entire commandlinefu archive to single file
'jot' does not come with most *nix distros, so we need to use seq to make it work. This version tested good on Fedora 11.

View any already in progress copy command in detail
If you spot a dubious looking cp command running you can use this command to view what is being copied and to where. 1234 is the PID of the cp command being passed to the lsof utility. 3r.*REG will display the file/directory that is being read/copied. 4w.*REG will display the destination it is being written to.

Create a tar archive using xz compression
compress directory archive with xz compression, if tar doesn't have the -J option (OSX tar doesn't have -J)

FizzBuzz in Perl
Just another FizzBuzz in Perl.

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"

Get current logged in users shortname


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