The 'ping' command on most flavors of Unix has a nifty little feature that lets you select which port to ping on. It's handy when troubleshooting network applications. For example, if some wierd app.

Apple has quietly launched Ping, its social network designed to drive sales of digital music, for the iPad, now available within the iTunes app. The addition became available this weekend without the ...

“Ping,” a command that was designed – and used for many years – to confirm communication with and/or round-trip latency to an IP address or URL, has become much less useful. And this is really a shame ...

Apple unveiled Ping yesterday at the company's annual music event in San Francisco. The new social network works as a music-centered community that exists within iTunes. The announcement coincides ...