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Advanced Firewall Configurations with ipset

By Henry Van Styn 

iptables is the user-space tool for configuring firewall rules in the Linux kernel. It is actually a part of the larger netfilter framework. Perhaps because iptables is the most visible part of the netfilter framework, the framework is commonly referred to collectively as iptables. iptables has been the Linux firewall solution since the 2.4 kernel. more>>

The Future Web at DrupalCon Denver

By Katherine Druckman 

It's DrupalCon season once again, which means Drupalers from all over the world will converge next week on Denver, Colorado, to educate each other about their favorite CMS and platform, and this eternal debate about CMS vs. platform seems to be at the heart of this year's event. more>>

Network Programming with ENet

By Mike Diehl 

Cross-platform network programming made easy. more>>

Mustache.js

By Reuven Lerner 

In previous articles, I've looked at a number of uses for JavaScript, on both the server and the client. I hope to continue my exploration of such systems, particularly on the client side, in the coming months. more>>

Python in the Cloud

By Adrian Klaver 

A basic introduction to using the Python boto library to interact with AWS services and resources. more>>

Do you care that a new iPad was announced today?

By Webmistress 
Yes, already in line 7% (207 votes) No, don't give a hoot 67% (1911 votes) Meh 26% (739 votes) Total votes: 2857

Swap Your Laptop for an iPad + Linode

By Mark O'Connor 

Ditch your laptop and code in the cloud—it's easier than you'd think.

On September 19, 2011, I said goodbye to my trusty MacBook Pro and started developing exclusively on an iPad + Linode 512. This is the surprising story of three months spent working in the cloud. more>>

Remote Viewing-Not Just a Psychic Power

By Joey Bernard 

Most people today are used to having a nice, intuitive graphical environment when they sit down to use a computer. Gone are the days of using a DOS machine or being lucky enough to have a dial-up account at 300 baud on a UNIX mainframe. more>>

Round, round we go

Here come the Ultrabooks

By David Lane 

A while back, the headlines from Computerworld arrived in my mailbox and one topic jumped out at me: Ultrabooks, expected to be hot at CES, could be boon for enterprise IT. Over the past weekend I actually saw two of them at my local big b more>>

Scribus Logo

Scribus: Leading, Kerning, and Tracking Text

By Bruce Byfield 

In "Tweaking Text in Scribus," I briefly described the tools available for manipulating text in Scribus. more>>

Hack and / - Forensics with Ext4

By Kyle Rankin 

Learn from my mistakes as I figure out how to gather forensics data on an ext4 filesystem. more>>

screenshot from EPUBReader

EPUBReader

By Shawn Powers 

With our recent transition to a digital-only format, it's now possible to consume Linux Journal in a number of ways. For those so inclined, it's even possible to print each issue and bind it into a paper magazine. (The PDF lends itself quite nicely to that in fact) Electronically speaking, however, it's hard to beat the .epub/.mobi editions. more>>

webcam image rendered as ASCII art

Rock Your Webcam Like It's 1995

By Shawn Powers 

Many Webcam applications exist for Linux. If you want to play with self-portraits, there's Cheese. If you want to set up a security system in your office, there's Motion. But, if you just want to have some fun, give HasciiCam a try. more>>

Fade In Pro screenshot

Fade In Pro

By Charles Olsen 

When I switched from Windows to Linux, I found software to replace almost everything I had been doing in Windows. Most of the software I needed was in the repos, although I did pay for a couple commercial programs. more>>

Book Excerpt: Drupal User's Guide: Building and Administering a Successful Drupal-Powered Web Site

By emmajane 
Chapter 17: Accessibility Creating Accessible Content

Building an accessible site is a lot easier when you know the qualities of an accessible site and how these qualities help different kinds of site visitors. Sometimes it’s hard to “see” where the problems are if you don’t have problems seeing. more>>

Are you planning to or have you recently migrated to Linux from another development platform?

By LJ Staff 
Yes, from AIX Yes, from Sun Solaris Yes, from HPUX Yes, from Windows Yes, from another platform No

Astronomy on the Desktop

By Joey Bernard 

Many people's initial exposure to science is through astronomy, and they are inspired by that first look through a telescope or their first glimpse of a Hubble image. Several software packages are available for the Linux desktop that allow users to enjoy their love of the stars. I look at several packages in this article that should be available for most distributions. more>>

Dia - The Diagram Creation Tool

By Michael Reed 

Dia is an application designed for quick creation of structured diagrams such as simple, line-based illustrations, flowcharts, UML charts and network diagrams. Being a vector based tool, there is some overlap with other applications such as Inkscape, but Dia's focus is on diagrams that are more functional than aesthetic. more>>

You Need A Budget

By Shawn Powers 

This time of year is often rough on finances, and although there are many money-management tools available for Linux, none are quite like You Need A Budget, or YNAB for short. Unlike traditional budgeting programs, YNAB focuses on a few simple rules to help you get out of debt and, more important, to see where your money is going. more>>

The Linux powered LAN Gaming House

By Michael Reed 

LAN parties offer the enjoyment of head to head gaming in a real-life social environment. In general, they are experiencing decline thanks to the convenience of Internet gaming, but Kenton Varda is a man who takes his LAN gaming very seriously. His LAN gaming house is a fascinating project, and best of all, Linux plays a part in making it all work. more>>

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How to Build an Optimal Hadoop Cluster to Store and Maintain Unlimited Amounts of Data Using Microservers

Realizing the promise of Apache® Hadoop® requires the effective deployment of compute, memory, storage and networking to achieve optimal results. With its flexibility and multitude of options, it is easy to over or under provision the server infrastructure, resulting in poor performance and high TCO. Join us for an in depth, technical discussion with industry experts from leading Hadoop and server companies who will provide insights into the key considerations for designing and deploying an optimal Hadoop cluster.

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Private PaaS for the Agile Enterprise

If you already use virtualized infrastructure, you are well on your way to leveraging the power of the cloud. Virtualization offers the promise of limitless resources, but how do you manage that scalability when your DevOps team doesn’t scale? In today’s hypercompetitive markets, fast results can make a difference between leading the pack vs. obsolescence. Organizations need more benefits from cloud computing than just raw resources. They need agility, flexibility, convenience, ROI, and control.

Stackato private Platform-as-a-Service technology from ActiveState extends your private cloud infrastructure by creating a private PaaS to provide on-demand availability, flexibility, control, and ultimately, faster time-to-market for your enterprise.

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Sponsored by ActiveState