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72%
High availability clustering on a budget with KVM
30.11.2025
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Yulia Saponova, 123RF.com
/sysconfig/network-scripts/ifcfg-eth0: DEVICE=eth0 HWADDR=00:16:76:D6:C9:45 ONBOOT=yes SLAVE=yes USERCTL=no Master=bond1 /etc/sysconfig/network-scripts/ifcfg-eth1: DEVICE=eth0 HWADDR=00:16:76:D6:C9:45 ONBOOT=yes SLAVE=yes USERCTL
72%
Configuration management with Chef
30.11.2025
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© Alistair Cotton, 123RF.com
-certs, make, gcc, and g++. The certificates from ssl-cert will be required later. According to the how-to http://1, Chef prefers RubyGems version 1.3.6 or newer, but not 1.3.7. This version contains a bug
72%
The RADOS object store and Ceph filesystem
30.11.2025
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© Brigida Soriano, Fotolia.com
Cloud computing is, without a doubt, the IT topic of our time. No issue pushes infrastructure managers with large-scale enterprises as hard as how to best implement the cloud. The IaaS principle
71%
Creating RAID systems with Raider
31.10.2025
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©Slawomir Kruz, 123RF.com
of partitions and refuses, for example, to create a RAID 6 with only two RAID partitions. However, what do you do if the machine has already been used for a length of time with a simple filesystem? In principle
71%
Configuring XP Mode in Windows 7
30.11.2025
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Iakov Kalinin, 123RF.com
the requirements, you can download and install Virtual PC in the form of an MSU file with the Windows Windows6.1-KB958559-x64.msu update [1]. Do this before you install XP Mode proper, which is a normal executable
71%
Develop a simple scanning application with the NAPS2 SDK
27.05.2025
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ScanOptions 21 { 22 Device = device, 23 PaperSource = PaperSource.Feeder, 24 PageSize = PageSize.A4, 25 Dpi = 300 26 }; 27 28 var images = new List
71%
Archiving email and documents for small businesses
30.11.2025
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© Pavlenko Evgenly, fotolia.com
1 split.sh 01 #! /bin/sh 02 for i in `ls -1 archive/cur` 03 do 04 # Define name component for the individual mail directory 05 pref=`date +%Y-%m-%d-%H-%M-%S` 06 07 # Push mail
71%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
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Fotoflash, Fotolia.com
to tell the program to do so by setting the -sT switch. Optionally, you can tell the application which range of ports to scan by setting the -p parameter. Nmap will accept both IP addresses and domain
71%
Password protection with Phpass
30.11.2025
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© Michael Moeller, fotolia.com
and Drupal 7. Extensions also exist that retrospectively add Phpass to Drupal 5 and 6, and Typo3. Phpass mainly comprises a small PHP class that you can easily integrate into your own PHP application. Start
71%
Create flexible backups with Kopia
28.07.2025
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Photo by Marcus Woodbridge on Unsplash
is primarily optimized for managing blocks of around 20MB, another level, known as content-addressable object storage, in combination with metadata management, lets you store more or less arbitrary objects

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