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Golden's Rules: Your new open source app -- a PBX
One of the most exciting things about open source is the way it can be used to create applications that fall outside the traditional IT infrastructure stack. A case in point is the telephony applic...
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Follow the expert: Making an OpenOffice.org 2.0 present
In this tip, follow OpenOffice.org instructor and author Solveig Haugland as she describes the step-by-step process for creating a presentation in the new 2.0 release of OpenOffice.
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Multi Router Traffic Grapher (MRTG)
The Multi Router Traffic Grapher (MRTG) is an open source tool used to monitor the traffic load on network links. In this chapter James Kretchmar tells us how MRTG produces Web pages containing PNG...
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MySQL 5.0: When, why and how to upgrade
Here are some reasons from Mike Hillyer to upgrade from MySQL 4.0 to MySQL 5.0
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The Developer Shortcut Guide to SUSE Linux, chapters 1
The Developer Shortcut Guide to SUSE Linux, authored by John Featherly, is targeted at experienced developers who are looking to get a quick start on writing open source-based enterprise applicatio...
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Red Hat Network tour
Ken Milberg provides a tour of RHN4, points out its best features and gives some configuration advice in this tip.
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First steps to Linux desktops, calculating ROI and usin
Open source strategy consultant Maria Winslow offers some basic advice on getting started with Linux desktop and determining ROI and strategizing for open source deployments in this tip.
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Windows-to-Linux desktop migration tips: Why to switch,
Versora CTO Jon Walker provides the why and how of migration from Windows to Linux. Why, in a nutshell: Better technology.
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Connecting Excel to Linux databases
A major interoperability challenge for Linux users is transferring data from Microsoft Excel spreadsheets into Linux databases. In this tip, Ken Milberg presents some ways to overcome the challenge...
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Linux desktops: Hacks, apps and enterprise use
Jono Bacon recommends favorite hacks from his book and discusses the growing enterprise acceptance of Linux on the desktop.
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Learning Linux security administration
Learning Linux, especially Linux security administration, can seem particularly tricky for those only well-versed in Windows. Here, security expert James Turnbull offers some pointers for getting u...
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Database tip: All about subqueries
A continuation of Mich's response to a user's question about different types of joins.
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Database tip: Understanding joins and set theory
Sybase expert Mich Talebzadeh provides an excerpt from his book explaining set theory and different types of joins.
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Open source tools for security configuration, administr
James Turnbull drills down into Linux security administration and suggests some free, open source tools you can use to beef up your organization's security.
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Configure your RHEL4 network
Learn how to use Red Hat Enterprise Linux 4 commands and utilities to configure your network from a GUI or command line.
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System panic: Get a serial console log
How to create a serial console log of a system panic.
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Porting apps to Linux & making them support multiple di
Get tips on how to port Unix and Windows applications to Linux and how to make those Linux apps support multiple distributions. The expert on tap for this tip is Novell Linux developer Darren Davis.
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Rsync and Amanda: Keeping your data safe with open sour
Rsync and Amanda are two straightforward open source products that can simplify your backup procedure.
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Netfilter and iptables: Understanding how they harden L
Linux firewalls are often more secure than Windows firewalls because of the way they're implemented, according to James Turnbull, author of Hardening Linux. In this tip, he breaks down major components...
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Integrating Kerio MailServer with Active Directory
This is a guide to integrating version 6.1 of the Kerio MailServer, which runs on Linux, with Microsoft Active Directory. Kerio MailServer 6.1, released July 18, is being demonstrated at LinuxWorl...
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Optimize system performance with Linux cgroups
The Linux cgroups feature lets you make a profile to manage resources to keep your system under control.
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Correct a GRUB error in short order
A GRUB error will stop a Linux server cold, but following these steps should get you back on track.
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Setting up a mirrored Linux DRBD configuration
Administrators can use the distributed replicated block device (DRBD) in Linux to set up basic data redundancy to connect the storage of multiple servers.
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Tune the Linux Ext4 file system for optimal performance
While Ext4 by default works fine for most people, follow these tips to tweak your servers to squeeze out even more speed.