Category Archives: Geek Stuff

Raspberry PI sending emails

Using the PI as an headless server doing some stuff, it’s a good thing to have reports by email. The best and easy way is to run sSMTP a very simple program that sends outgoing email to a mailhub for … Continue reading

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Raspberry PI running from an external HDD

This is a scenario where you have an external HDD (or “pen” drive) connected via USB to the PI. The SD card will be just used for the boot sequence then everything will work from the external HDD, I find … Continue reading

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Procmail with Qmail + Vpopmail

Following the qmail threads in this blog, and after a successful experience filtering emails in the server with a php script! time was upon to thinker a bit with the elder of all email server filters, Procmail – the mail … Continue reading

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Customizing WordPress Jetpack Mobile Theme

I have successfully using Jetpack Mobile Theme to serve the mobile version of my blogs, as of now it uses a theme called minieleven (that is starting to look a bit old…), with some tweaks here and there it can shine … Continue reading

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CTT – Correios de Portugal check-digit

I was unable to find anywhere a Portuguese national postal service, package registry number check-digit validation. So, I politely asked them and soon after a PDF describing the algorithm was on my desk. It’s pretty simple and standard stuff (only … Continue reading

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