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Disable SSH root login in Linux (OpenSSH)
SSH is commonly used to access and configure remote Linux servers. OpenSSH is a very widely used tool to make…
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What is Terraform (Video)
Terraform is HashiCorp's infrastructure as code utility. You can install it to your system and then run terraform…
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Exam-Taking Techniques #6 - Take Small "Zen" Breaks
Zen? That's correct. Meditation and self-control.…
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RAID 10 in Linux with Proxmox and ZFS
RAID 10 (or 1+0 if you like) combines the power of mirroring with the speed of striping. It is…
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DHCP Intro
The Dynamic Host Configuration Protocol (DHCP) automatically assigns IP addresses to hosts. These hosts could be computers, printers, servers, routers,…
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Working with rsync
rsync is a fast, versatile, remote (and local) file-copying tool (to quote the MAN page!).…
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Exam-Taking Techniques #5 - BE CONFIDENT!
"In my opinion, confidence is the most important element of success."…