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HowTo use LetsEncrypt to renew SSL certificate on AWS Linux Server

Pyseth - January 18, 2020

HowTo add port 443 and 8443 in the Linux Firewall rules

Pyseth - January 18, 2020

HowTo create a PostgreSQL database on AWS

Pyseth - January 18, 2020

HowTo reset RaspBerry “pi” and “root” password

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Leonardo da Vinci Helicopter Flying Machine

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GoPiGo – Let’s drive a car!

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GoPiGo – Light, Camera Action!

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VEX Robotics Competion (VRC)

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Pha That Luang, Vientiane (Laos), Simply Beautiful!

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Sphero 2, the Robot Ball!

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GoPiGo! A complete kit to build your own Robot Car

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The Cessna 172 appeared in November 1955

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GoPiGo! GPS Guided Robot

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