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Kea, the ISC's successor to the DHCP daemon
03.08.2023
Home »  Archive  »  2023  »  Issue 76: Energ...  » 
Photo by Markus Winkler on Unsplash
in 2014. At the time of writing, the available Kea versions were 2.2.0 (July 2022, Current-Stable) and 2.3.6 (March 2023, Experimental-Development). Most distributions have prebuilt Kea packages
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Security data analytics and visualization with R
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Rancz Andrei, 123RF.com
and document the evidence Principle 6: Content is king The subtext of each of these principles is that a graphic should tell a complete, credible story while recognizing that "analytical presentations
10%
High-Performance Python 1
16.07.2019
Home »  HPC  »  Articles  » 
a “wrapper function” for the library in Python (Listing 6). Listing 6: Wrapper Function import ctypes   _sum = ctypes.CDLL('libsum.so') _sum.sum_function
10%
Evaluating logfiles with Microsoft Log Parser Studio
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © Thomas Lammeyer, Fotolia.com
from systems such as the IIS, Microsoft Exchange ActiveSync, Exchange Web Services (EWS), or Outlook Web Access (OWA). Installation under .NET .NET Framework 4.x and Log Parser 2.2 [2] form the basis
10%
Automated OpenStack instance configuration with cloud-init and metadata service
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image © jeka81, 123RF.com
: $ curl http://169.254.169.254/openstack 2012-08-10 2013-04-04 2013-10-17 2015-10-15 2016-06-30 2016-10-06 2017-02-22 To retrieve a list of supported versions for the EC2-compatible metadata API, enter
10%
Jenkins Configuration as Code
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © Amri Wolfgang, 123RF.com
# Jenkins home directory is a volume, so configuration and build history 22 # can be persisted and survive image upgrades 23 VOLUME ${JENKINS_HOME} 24 USER ${JENKINS_USER} 25 26 ARG JENKINS
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Blending Java with other programming languages
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © Ivan Mikhaylov, 123RF.com
[...] 20 String line = readlineImpl(prompt); 21 if ((line != null) && (addToHist)) { 22 addToHistory(line); 23 } 24 return line; 25 } 26 27 public static void add
10%
Look for file changes and kick off actions with Watchman
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © leksele, 123RF.com
] 20 } 21 ] 22 } 23 ] 24 } The script that performs the rsync operation, sync.sh, will look like Listing 3. Your script might be more complex (e.g., by adding some sort
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Nagios on a Rasp Pi 3 with NEMS
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Chris Gendreau; Fotolia
program (e.g., PuTTY), you connect to the server on port 22 with the reserved IP address. The default username is pi , and the default password is raspberry (Figure 1). Now enter sudo nems
10%
Elephant Shed PostgreSQL appliance
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © victor zastolskiy, 123RF.com
and visualize all kinds of database metrics, pgBadger [4] to collect and analyze the log, pgBackRest [5] to define an effective backup strategy, pgAdmin4 [6] to administer the data housed within the server

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