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17%
Data acquisition with shell tools
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Dmitriy Syechin, 123RF
|21|" | cut -d\| -f3` 48 b=`cat $newdat | grep "50|25|" | cut -d\| -f3` 49 50 a=$(echo $a | tr \, \.) 51 b=$(echo $b | tr \, \.) 52 53 54 psum=$(echo "$a+$b" | bc ) 55 echo -n "Invoice amount: $psum, continue
17%
Resolving problems with DNS, Active Directory, and Group Policy
17.04.2017
Home »  Archive  »  2017  »  Issue 38: .NET...  » 
Lead Image © Fernando Gregory, 123RF.com
name. By default, Windows Server 2012 R2, for example, tries to resolve the name to the IPv6 address, resulting in undesirable messages. Figure 3: Error
17%
Discover system vulnerabilities and exploits
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Charles on Unsplash
tools are available for testing your own systems. Of course, I assume you will only target your infrastructure and not that of others. Many Options With an image size of about 3.5GB, Kali Linux
17%
The Ruby Version Manager (RVM) hands-on
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
©Mettusr, 123RF.com
.g., with jruby-1.6.3 or ree-1.8.7). If you need a list of the Ruby derivatives and versions that RVM lets you install, just type rvm list known. You will notice that you can specify a patch level (as in ruby-1 ... 6
17%
Designate provides DNS as a Service in OpenStack
13.02.2017
Home »  Archive  »  2017  »  Issue 37: Distr...  » 
Lead Image © Gabriele Maccaroni, 123RF.com
.g., www.example.com ). To that end, a corresponding A record (or AAAA [quad-A] record for IPv6) must be stored for a domain, and a corresponding PTR record (which refers to the A record) must be created
17%
Persistent storage management for Kubernetes
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Photo by CHUTTERSNAP on Unsplash
Simple Storage Service (S3)/Swift interface to the object storage. Because of its tie-ins to the further history of Ceph, I also need to mention GlusterFS, developed in 2005. The plan was an open source
17%
File access optimization discovery and visualization
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Photo by Barnabas Davoti on Unsplash
is important. Most existing tools (e.g., Darshan [1], Vampir [2], libiotrace [3]) are profilers that collect data during runtime and provide the collected data for later analysis. With the libiotrace
16%
News for Admins
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
 
to deliver support for S/390 as well for eventual full parity with RHEL. The community shouldn't settle for anything less." This is a fully stable release (as the beta was made available back in January
16%
FreeRADIUS for WiFi hotspots
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Tyler Olson, 123RF.com
the hash, for example, with sha1sum for SHA-1: echo -n "magazine" | sha1sum This entry in the users file, ADMIN SHA-Password := "e3d5a52968cef277f476a78124d8e05f1d558953" replaces the one above. One
16%
HPC Data Analytics
08.08.2014
Home »  HPC  »  Articles  » 
Description Source Statistics Analyze and model data using statistics and machine learning [http://www.mathworks.com/products/statistics/?s_cid=sol_des_sub2_relprod3_statistics

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