Linux_Journal_April_2017.pdf

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The Importance
of Good Ticketing
Systems for Sysadmins
Since 1994: The Original Magazine of the Linux Community
THE SPACE
ROBOTICS
CHALLENGE
and Linux
Tips for Cutting
the Cable Cord
Solve
Physics
Problems
with Linux
+
Software
Updates,
Embedded
Linux and
the IoT
APRIL 2017 | ISSUE 276
http://www.linuxjournal.com
ISSUE
OVERVIEW
WATCH:
Practical books
for the most technical
people on the planet.
GEEK GUIDES
Download books for free with a
simple one-time registration.
http://geekguide.linuxjournal.com
NEW
!
An
Architect’s
Guide:
Linux for
Enterprise IT
Author:
Sol Lederman
Sponsor:
SUSE
NEW
!
Memory: Past,
Present and
Future—and
the Tools to
Optimize It
Author:
Petros Koutoupis
Sponsor:
Intel
Cloud-Scale
Automation
with Puppet
Author:
John S. Tonello
Sponsor:
Puppet
Why Innovative
App Developers
Love High-Speed
OSDBMS
Author:
Ted Schmidt
Sponsor:
IBM
Tame the
Docker Life
Cycle with
SUSE
Author:
John S. Tonello
Sponsor:
SUSE
SUSE
Enterprise
Storage 4
Author:
Ted Schmidt
Sponsor:
SUSE
BotFactory:
Automating
the End of
Cloud Sprawl
Author:
John S. Tonello
Sponsor:
BotFactory.io
Containers
101
Author:
Sol Lederman
Sponsor:
Puppet
CONTENTS
FEATURES
76
Robots and Linux,
a Match Made
in Space
A look at NASA’s Space
Robotics Challenge.
PAUL FERRETTI
APRIL 2017
ISSUE 276
88
Key Considerations
for Software
Updates for
Embedded Linux
and IoT
Don’t brick the device!
EYSTEIN STENBERG
4
|
April 2017
|
http://www.linuxjournal.com
CONTENTS
COLUMNS
32
Reuven M. Lerner’s
At the Forge
Classifying Text
40
Dave Taylor’s
Work the Shell
46
Kyle Rankin’s
Hack and /
18
Watermarking Images—from
the Command Line
Sysadmin 101: Ticketing
54
Shawn Powers’
The Open-Source
Classroom
Actually Cutting the Cord
104
Doc Searls’ EOF
How to Fix the Edge
IN EVERY ISSUE
8
10
30
68
110
Current_Issue.tar.gz
UPFRONT
Editors’ Choice
New Products
Advertisers Index
54
ON THE COVER
LINUX JOURNAL (ISSN 1075-3583) is published monthly by Belltown Media, Inc., PO Box 980985, Houston, TX 77098 USA.
Subscription rate is $29.50/year. Subscriptions start with the next issue.
5
|
April 2017
|
http://www.linuxjournal.com
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