This document describes how to install the GNU/Linux GPL IPCop firewall and create a small home office network. In the second installment we cover creating a DMZ for hosting your own web server or mail server and the Copfilter proxy for filtering web and email traffic.

Using extensions like TwitterFox and TwitBin , you can post messages to Twitter directly from within the Firefox browser. But what if you spend most of your time in OpenOffice.org and want to submit tweets without leaving the convenience of the office suite? A simple OpenOffice.org Basic macro can help you to solve this problem.

Wikis are a great way to collaborate on text documents, but different wikis sometimes use incompatible wiki markup languages, and few wikis provide simple WYSIWYG editors to shorten the learning curve. Even for those fluent in wiki markup, using a word processor to create wiki content is often more convenient -- especially for publishing existing documents and for creating complex tables.

"You can face the task sometimes that you need a high resolution material from a particular image. Most probably when you’re a graphic designer (or even a tattoo artist), you might want to have a good quality result from a low resolution image that you can magnify no matter how much, it will give you smooth edges in high quality."

"...After some research, I found IceCat.

IceCat is “the GNU version of the Firefox browser.” Basically, the GNU guys took Mozilla’s code, and compiled it without using the “proprietary” parts, meaning the Logo and the name, among other things..."

GNOME’s default text editor, Gedit, includes a powerful plugin system similar to Firefox’s. There are useful plugins available for both programmers and regular users.

Puppy Linux 4.0 was released recently, but what changes have been made since Version 3.01?

SSH is one of the most secure communication methods we have. It’s encrypted, and even the passwords can’t be sniffed. But it’s not invincible. Weak passwords can be brute forced and open ports invite automated bots looking for that open port 22. But there’s a number of ways we can harden our ssh server.