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10%
Test your containers with the Docker Desktop one-node cluster
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Alex Kondratiev on Unsplash
redis 05 CMD ["python", "app.py"] The key part that glues everything together is the docker-compose.yml file (Listing 5). It defines three services and one volume. You might ask why three services
10%
Better monitoring for websites and certificates
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Lead Image © amasterpics123, 123RF.com
://www.checkmk.com --certificate-levels 40,20 The certificate-levels option at the command line (Certificate validity in Checkmk; Figure 5), sets two values for the remaining validity period of the certificate: From 40 days
10%
Anonymization and pseudonymization of data
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Photo by Debby Ledet on Unsplash
M 12345 5 36 F 12346 6 34 M 12347 Anonymized Data (k=3) 1 30-40 * 123## 2 30
10%
phpVirtualBox and RemoteBox compared
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Renjith-Krishnan, 123RF.com
_MODULES If PHP is not enabled, you can enter sudo a2endmod php5 to enable it. If the PHP module is not installed, you need to install the libapache2-mod-php5 package before you can continue and then restart
10%
Using Expect scripts to automate tasks
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Kheng Ho Toh, 123RF.com
-- "PASSWORD\r" 49 expect -exact "\r 50 Linux aspen 2.6.32-43-server #97-Ubuntu SMP Wed Sep 5 16:56:41 UTC 2012 x86_64 GNU/Linux\r 51 Ubuntu 10.04.4 LTS\r 52 \r 53 Welcome to the Ubuntu Server!\r 54
10%
Linux small business servers compared
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Umzugskartons, fotolia.
of Ubuntu 10.04 LTS, whereas v3.0 [5] makes the jump to Ubuntu 12.04 LTS. As an alternative, the beta version 2.3 is available for download. Building Under Ubuntu Targeted at small and medium
10%
Reading and understanding database execution plans
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Gunnar Pippel, 123RF.com
s 04 4> JOIN employees e ON (s.employee_id = e.employee_id) 05 5> WHERE s.sale_date > trunc(sysdate) - INTERVAL '6' MONTH 06 6> AND s.eur_value >= 10; 07 Explained. 08 09 SQL> select * from table
10%
Intrusion detection with Prelude
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Chittima Kasa, 123RF.com
to keep things this way. The Prelude wiki [5] includes matching virtual host configuration files for a CGI setup (Listing 3). Listing 3 Virtual Host Setup 01 02 Server
10%
Request Tracker – the underestimated open source ticket system
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
Richard CAtA, 123RF.com
even use custom fields for this. For example, if you have a license field, you can identify the number of software licenses (Figure 5). Figure 5: Report
10%
Monitoring KVM instances with Opsview
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Gina Sanders, Fotolia
shows an example of a Linux cluster with two nodes based on the Linux CoreBiz VSB (Virtual Server Base) [5] system by Munich-based LIS AG. The stack for the virtual hard disk used by a virtual machine

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