I recently found this tutorial to convert the HC-SR501 PIR Motion sensor, to allow it to run on 3.3V, so I thought I would give it a try, to use it with my whisper node, and make it count the amount of people passing the sensor, trying to make it run on a coincell battery.
I was looking for a good way to group logs from different webapplications into one managable place, without too much configuration work on the different webservers, since some run on shared hosting, and some have different setups. I came across Paper Trail App A hosted log management tool, which gives you the ability to aggegrate logs from different places into one location, and here you can filter and group different webservers together, and search the log history.
Mailchimp is a great and versatile web application used by lots of websites, it's easy and secure. But correct implementation by the developer is needed to keep your subscriber data safe, with so many users using Mailchimp, it's imporant to correctly implement mailchimp security.