How to fix grub boot loader after a Windows update on dual boot systems

In this how-to we’ll see how to fix grub boot loader after a Windows update breaks it.

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How to check disks health using smart on Linux, Mac and BSD

In this article we have a look at how to check disks health status using SMART and smartctl on Linux OS (RHEL, CentOS, PacketLinux and Debian/Ubuntu/KALI based distros), macOS and BSD systems.

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How-To: Explore a Linux Process or Service

We keep going with the series of articles about exploring a Linux System with the next step that is Exploring a Process.

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How-To: Explore a Linux System

In this set of super-quick “how-tos” we’ll see how to explore a Linux System via CLI (command line). How to check release, architecture, platform, files, logs, processes, devices and other useful info to start troubleshooting or maintaining a Linux System.

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Configure and use your TPM module on Linux

In this article we’ll see how to configure and use a TPM 1.2 module (Trusted Platform Module)  on CentOS 7 (RHEL 7, PacketLinux 2 and Scientific Linux and Fedora).

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How to properly rename a Mac hostname

In this quick how-to we’ll see how to rename your Apple Mac hostname correctly.

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How to read information of your BIOS and hardware from linux shell

In this article we’ll see how to read information about your computer BIOS and hardware from the Linux command line.

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