[UPDATED 05 Jan 2020] There is now an official Ubuntu 18.04 LTS image for Raspberry Pi 3. Install the arm64 image following instructions on the Ubuntu Wiki. You can then install MongoDB 4.2.x per this blog entry. NOTE that I still recommend adding swap space – as mentioned below. [UPDATED 03 Nov 2019] Looking to […]
MongoDB 4.0.11 (64-bit) on Raspberry Pi 3 Read More »
[Updated: 28 Feb 2019] Time to lose this post! The MongoDB 3.4 binaries have vanished from the Debian buster ARM repository BUT I now have MongoDB 4.0.6 running under Ubuntu 18.04 on a Raspberry Pi 3B+ Check out this new post! I’ve been asked multiple times if MongoDB 3.2 (or greater) can run on a Raspberry Pi.
MongoDB 3.4 (64 bit) running on a Raspberry Pi 3 [update] Read More »
I had the need to embed a webcam image in a webpage. I did not want to stream video and did not want to view images directly on my Raspberry Pi. I wanted to take a picture every so often and upload the image onto a website. I also wanted the webpage to update with
Insert webcam image into a webpage Read More »
Our garage has a ladder sticking out near where we park our car. We want to park close to the ladder leaving enough room to walk in front of the car and also allow room behind the car for the garage door to close. A typical solution to this need, and one we’ve used in
Replace that tennis ball with a talking Raspberry Pi! Read More »
The main operating system for Raspberry Pi, Raspbian, continues to evolve. The latest version as of August 2017 is “Raspbian Stretch” — based upon the current stable version of Debian 9. The previous version was known as “Raspbian Jessie”. One difference between versions is OpenSSL libraries. OpenSSL is a general purpose cryptography library that provides an
MongoDB 3.0.14 for Raspbian Stretch Read More »
The Apache Software Foundation has released CouchDB version 2.0. CouchDB 2.0, is a “distributed” version of CouchDB, a mature NoSQL, document-oriented data-store that is accessable via a RESTful JSON API. Developers can take advantage of CouchDB’s offline capability and reliable data sync for web, mobile and IoT apps at (any) scale. [NOTE: September 2017 — CouchDB
CouchDB 2.0 on Raspberry Pi Read More »
We had a really old alarm clock in our bedroom. Really old. The LED number segments, which were a nice dim red in color, had been dying at the rate of 1 segment a year and it was getting hard to read the time. My wife finally had enough of my “I’ll get a new
R-Pi Clock Radio – Zeroed! Read More »
I’ve written about getting MongoDB running on the Raspberry Pi 2. View my other posts where you can get binaries (3.0.9) or learn how to compile from scratch (3.0.7). The mongo shell works great but you may want/need to code in Python, especially for device control or data logging, etc. PyMongo is a Python distribution containing
Using Python with MongoDB on Raspberry Pi 2 & 3 Read More »
I’ve received feedback that some folks are having problems compiling MongoDB 3.0.7 per my instructions AND it takes a long time 😉 MongoDB 3.0.9 just became available but needs quite a few changes to source in order to compile on the Raspberry Pi. I worked through MongoDB build scripts for ARCH ARM Linux and managed to
MongoDB 3.0.9 binaries for Raspberry Pi 2 & 3 (Jessie) Read More »
I have successfully compiled MongoDB version 3.0.7 and tools on the Raspberry Pi 2. Full instructions are after the break — click on “more“. As usual I found great help from the Linux community for getting this to work on ARM7. mongo, mongod, mongos, and tools are all working great. The WiredTiger Engine does NOT work
MongoDB 3.0.7 on Raspberry Pi 2! Read More »