Commands using hwclock (3)

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script broadcast-pppoe-discover

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"

useless load
check your load with top... Start more of these jobs to get an multi-core cpu busy...

Create a mirror of a local folder, on a remote server
Create a exact mirror of the local folder "/root/files", on remote server 'remote_server' using SSH command (listening on port 22) (all files & folders on destination server/folder will be deleted)

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.

mplayer -vo aa foo.mpg
mplayer -vo caca will give you a similar result but in color

Install pip with Proxy
Installs pip packages defining a proxy

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"

Rename files in batch

Temporarily suspend and unsuspend a foreground job
Press ^Z, do what you need to do on the shell, then input % to resurrect the suspended job.


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