Posted in 2017

postfix/smtp[5600]: fatal: valid hostname or network address required in server description

Getting the error:

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Introducing X-ENI or Cross Account ENI

Stumbled on an interesting new feature based on a commit in the AWS .net SDK which may have been released early.

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TQFP-48 Breakout AKA NO. SA248 XELTEK Pinout

I am working on a project with the STM32F103C8 and I not using a dev board but rather a breakout board called SMT Test Socket TQFP-48 Breakout AKA NO. SA248 XELTEK

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Tomu Send Keyboard on capacitive sense touch

Tomu is a USB chip with capacitive sense buttons that fits inside a USB port and has a ARM EFM32HG309 MCU and a few LEDs inside.

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Python quick dirty ping scan subnet

This script will automatically ping scan the subnet your host is connected to. To do this it does the following:

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