Ubuntu MID Edition (Mobile Internet Devices) . Ubuntu MID, based on the world’s most popular Linux distribution, and MID hardware from OEMs and ODMs, is redefining what can be done in mobile computing. Ubuntu MID Edition, a fully open source project, gives the full Internet, with no compromise. Since it is an open source project it highly flexible and customizable.

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Suppose you want to know how many files are in the current directory.

ls | wc -l

Suppose you want to know about the five processes that are consuming the most CPU time on your system:

ps -eo user,pcpu,pid,cmd | sort -r -k2 | head -6

The ps command’s o lets you specify the columns that you want to be shown. sort -r does a reverse order sort with the second column (pcpu) as reference (k2). head gets only the first six lines from the ordered list, which includes the header line. You can place pcpu as the first column and then omit the k2 option because sort by default takes the first column to do the sort.

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The Best Open Source Projects in One Open Source Platform Untangle is pleased to announce that their latest version, Untangle 5.3, has been released. The released includes QoS (quality of service) makes tradeoffs between bandwidth (throughput) and latency. The more bandwidth that’s used, the higher the latency. The less bandwidth used, the lower the latency. You can now also Block on IP webfilter which blocks all IP get requests. and and Improved ClamAV and SpamAssasin.

I can say that this is one of the best webfiltering software and is really a killer of Sonicwall…

A computer-related firewall, whether its composition is hardware or software, has the same basic definition where the term fire refers to a security threat. Firewalls don’t prevent attacks, but mitigate them by only allowing specific ports to be opened to a limited number of hosts inside a network.

Here is a complete tutorial on how to setup Firestarter Firewall in Linux by Ken Hess.

Firestarter How-To