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Programming a Simple Client/Server Application with Ruby
Being able to add some sort of client/server model to your programs is pretty essential these days, and Ruby does a fine job making your life easier. For this article, I’ll show you a quick, down-and-dirty way of getting a very simple server up and running and a client that will say “Hello Server World” and [...]
Continue reading...AjaXplorer: a Web-based File Manager
21. November 2008
AjaXplorer is quite a unique tool, and if you haven’t heard of it you might want to check out the latest 2.3.8 version. Essentially, AjaXplorer creates a web-based file manager using, you guessed it, Ajax. You can upload and view files, edit text files, create folders, and move or rename files and folders. [...]
Continue reading...Using host.allow and hosts.deny for Quick Network Security
13. November 2008
While configuring a firewall is by far the best way to secure your system, there are times when you need a way to access a remote server that doesn’t compromise security. A quick fix for boxes that need to be in the De Militarized Zone (DMZ) for a short period of time is to modify your [...]
Continue reading...Sockso Personal Music Server
6. November 2008
If you have ever wanted to have access to your personal music collection from anywhere on the road Sockso Personal Music Server just might be the answer you were looking for. All that is required for the installation is Java and a Windows, Linux, or Mac box to run the server on. The software has [...]
Continue reading...Untangle offers VPN, Snort, Firewall, and Much More!
31. October 2008
If you have ever been involved in setting up a small to mid size network that requires full access to roadwarriors, the ability to detect intrusions, and the need for a firewall, then you will know that it is no easy task. The commercial cost of this alone is enough to consume your entire [...]
Continue reading...Setting up Apache Tomcat 6.x and ZK in Ubuntu
27. October 2008
Apache Tomcat is the name in JSP, and you’ll need to get a copy before being able to try out the many cool web applications and frameworks out there (like ZKoss’s ZK). Finding a development need to run JSP pages (and wanting to try out ZK), I decided to get the latest Tomcat version [...]
Continue reading...System Rescue Cd, an Administrator’s toolbox
18. September 2008
Since the dawn of the IT department there has always been 1 disk to rule them all. A single rescue disk to save ailed hard drives, or, if all else fails, grab the last remnants of your frantic employee’s 400 page handbook on cold fusion. Of course the reign began with bootable floppies, then bootable [...]
Continue reading...Monitoring Multiple Servers with Thundera’s Andutteye
6. September 2008
Do you have multiple servers and just can’t find the time to monitor and manage each and ever one of them? Do you want to see what software is installed or need some usage statistics for load balancing? Most administrators spend a lot of time focusing on these problems. This is especially [...]
Continue reading...Tomato firmware for WRT54G/GL/GS
25. August 2008
Linux really is a robust operating system that can squeeze out the performance of even an unlikely candidate. I’m sure Linksys never imagined that including a Linux based OS into their firmware for the WRT54G wireless router would ever ignite a modder revolution. Over the last couple of years, the WRT54G has still remained popular [...]
Continue reading...Free Terminal Services for Linux
22. August 2008
Since I don’t like having to work on my projects across multiple machines, I’ve found that having access to my home network can be extremely useful. I liked the idea of vnc, but the paranoia of running a vanilla vnc session out in the open scares me. Sure, you can tunnel it through [...]
Continue reading...Quick Feedback on Bandwidth Usage with constat
21. August 2008
Are you running multiple servers, and having a hard time tracking where all your bandwidth is going? Maybe you just want a quick view of how efficient your new music streaming app? You are in luck, there is a useful little utility called constat that can help track down rogue bandwidth hogs. The utility [...]
Continue reading...Using Apache Virtual Hosts and ProxyPass Together
23. July 2008
I recently ran into a situation where I had a server with Apache on it that was already hosting a few PHP sites using VirtualHost mappings, but I now wanted to add a new Tomcat-hosted site to the same machine. In a way, what I wanted was to setup a new VirtualHost entry on Apache to [...]
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23. November 2008
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