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Since 1994: The Original Monthly Magazine of the Linux Community
Updated: 1 hour 55 min ago

When Official Debian Support Ends, Who Will Save You?

Fri, 05/01/2015 - 16:22

With a new version of Debian recently released, it's an exciting time for users who long for newer applications and cutting-edge features. But for some users, the new release is a cause for concern. more>>

May 2015 Issue of Linux Journal: Cool Projects

Fri, 05/01/2015 - 15:48
Robotic Sharks with Laser Eyes

I love the Cool Projects issue. more>>

Ubuntu Ditches Upstart

Thu, 04/30/2015 - 17:44

On April 23, 2015, Ubuntu version 15.04 (code-named Vivid Vervet) was released. This is an important release, although superficially it looks much the same as the previous version. The real difference is "under the skin", as Ubuntu switches from the Upstart init system to systemd. more>>

Video On Demand: 8 Signs You're Beyond Cron

Wed, 04/29/2015 - 18:30

Our latest free webinar is now available on demand! more>>

Picking Out the Nouns

Mon, 04/27/2015 - 17:35

A reader wrote a letter to me (oh happy day!), and although I'm still not entirely sure what she's trying to accomplish, it's an interesting puzzle to try to tackle anyway. Here's what she asked: more>>

Android Candy: Intercoms

Thu, 04/23/2015 - 21:49

Ever since my "tiny $20 tablet" project (see my Open-Source Classroom column in the March 2015 issue), I've been looking for more and more cool things to do with cheap Android devices. more>>

Android Candy: Intercoms

Thu, 04/23/2015 - 21:49

Ever since my "tiny $20 tablet" project (see my Open-Source Classroom column in the March 2015 issue), I've been looking for more and more cool things to do with cheap Android devices. more>>

"No Reboot" Kernel Patching - And Why You Should Care

Wed, 04/22/2015 - 20:21

As Linux version 4.0 was released on 15 April, one of the most discussed new features to be included in this release is "no reboot" kernel patching. more>>

Return of the Mac

Mon, 04/20/2015 - 22:00

In a previous article, I talked about vim macro basics. In that article, I described how to record a custom macro, assign it to a key and then use it to make automated edits to a BIND zone. I also teased that I would cover more advanced uses of macros, like nested macros, in a future issue. more>>

DevOps: Better Than the Sum of Its Parts

Mon, 04/20/2015 - 19:41

Most of us longtime system administrators get a little nervous when people start talking about DevOps. It's an IT topic surrounded by a lot of mystery and confusion, much like the term "Cloud Computing" was a few years back. Thankfully, DevOps isn't something sysadmins need to fear. more>>

Play for Me, Jarvis

Thu, 04/16/2015 - 18:07

Elon Musk is known to be particularly apprehensive about artificial intelligence. Although many of us are both excited and worried about the potential future of AI, most don't need to fear computers taking over in the creative realms of society.

Or do we? more>>

Drupageddon: SQL Injection, Database Abstraction and Hundreds of Thousands of Web Sites

Wed, 04/15/2015 - 19:27

Drupal is a very widely used open-source content management system. It initially was released in 2001, and recent statistics show Drupal as the third-most popular content management system, with just less than 800,000 Web sites utilizing Drupal as a content management system. more>>

Non-Linux FOSS: .NET?

Mon, 04/13/2015 - 19:58

No, really! While on a normal day, the word "Microsoft" can be used as an antonym for "Open", the world of .NET seems to be going legitimately open source. more>>

JavaScript All the Way Down

Thu, 04/09/2015 - 18:41

There is a well known story about a scientist who gave a talk about the Earth and its place in the solar system. more>>

Designing Foils with XFLR5

Wed, 04/08/2015 - 17:54

For any object moving through a fluid, forces are applied to the object as the fluid moves around it. A fluid can be something like water, or even something like the air around us. When the object is specifically designed to maximize the forces that the fluid can apply, you can designate these designs as airfoils. A more common name that most people would use is a wing. more>>

diff -u: What's New in Kernel Development

Tue, 04/07/2015 - 17:21

Recently there was some discussion about ways to ease the tired backs of kernel maintainers. Apparently the merge windows are times of great labor, and some folks wanted to alert contributors to some preferable code submission habits. more>>

Here, Have Some Money...

Mon, 04/06/2015 - 22:29

I love Bitcoin. It's not a secret; I've written about Bitcoin mining and cryptocurrency in the past. I'm the first to admit, however, that we're at the very beginning of the cryptocurrency age. more>>

Consent That Goes Both Ways

Thu, 04/02/2015 - 17:48

Whatever your opinions about Do Not Track, set them aside for a minute and just look at what the words say and who says them. Individuals—the people we call "users" (you know, like with drugs)—are the ones saying it. In grammatical terms, "do not track" is spoken in the first person. more>>

New GeekGuide: Beyond Cron

Thu, 04/02/2015 - 17:45
How to Know When You've Outgrown Cron Scheduling--and What to Do Next

If you've spent any time around UNIX, you've no doubt learned to use and appreciate cron, the ubiquitous job scheduler that comes with almost every version of UNIX that exists. Cron is simple and easy to use, and most important, it just works. more>>

April 2015 Issue of Linux Journal: High-Performance Computing

Wed, 04/01/2015 - 16:43
High Performance: a Relative Term

My Pebble watch has several orders of magnitude more power than the mainframe computers used by NASA to land astronauts on the moon an more>>