This project is an IP calculator to educational usage
A desktop application which is written in Java programming language. You can use it to educational purposes. This application by knowing the host IP address and the subnet mask can count network IP address, broadcast address and how many hosts can be at the network, Also shows binary operations.
Jbookshelf is a portable library/video-library/collection manager!
Jbookshelf is a Bookcase and a book/video/collection or even warehouse manager; it can tracks any changes and shows the aspect of your libraries. It is portable, try to install it on a usb stick!
It need only the Java runtime environment(JRE).
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