Monthly Archives: October 2011

Biggest Companies in the USA (Top 30)

Posted on October 15, 2011 by ronaldpringadi

If you ever get interested with the top 30 biggest companies in the USA you can visit this link: http://www.greenandredmarket.com/menu/biggestcompanies.htm I’m really surprised that Apple‘s Market Capitalization is almost twice bigger than Microsoft

Posted in Investment, Stock Market | Leave a comment

An nmap primer: scanning ports, fingerprinting hosts, and staying legal

Posted on October 6, 2011 by ronaldpringadi

If you just want a quick look at what’s listening on a Linux machine, the one-liner is: 1nmap -sS -O 127.0.0.1 That’s an nmap SYN scan with OS detection against your own loopback interface. If you’ve never used nmap before, … Continue reading →

Posted in Linux, Operating System | Leave a comment