August 7, 2021
Running a Python Script on Boot with Systemd
This short blog post details how you can run a python script on boot using systemd.
Tag: Python
March 13, 2021
Python Psutil and the differences between free and available memory
In this blog post I am talking about the difference between free and available memory in the psutil python module.
February 20, 2021
Raspberry Pi Cluster Node – 18 Raspberry Pi Temperature Monitoring
This post builds on my previous posts in the Raspberry Pi Cluster series by starting to log temperature with the RaspberryPiVcgencmd Python module.
January 23, 2021
PyPi .pypirc file location on Windows
This blog post describes where you should put your PyPi .pypirc file on windows and what it typically wants to include.
December 19, 2020
Raspberry Pi Cluster Node – 17 InfluxDB Machine Stats Monitoring
This post builds on my previous posts in the Raspberry Pi Cluster series by performing a small refactor and storing cluster vitals data to InfluxDB.
October 24, 2020
Raspberry Pi Cluster Node – 16 Python 3 Codebase Refactor
This post builds on my previous posts in the Raspberry Pi Cluster series by improving the codebase for Python 3.
June 1, 2019
Distributed Automated Halite 3 Bot Tester
In this post I talk about the work I did to improve the Halite 3 Bot testing gym to speed up iterations and compare various versions of my bot.
May 8, 2019
Raspberry Pi Cluster Node – 15 A more complex webserver
This tutorial focuses on improving the webserver to display information about the slaves connected to the master using python Bottle.
April 17, 2019
Raspberry Pi Cluster Node – 14 A simple webserver
This tutorial focuses on creating a simple webserver that displays the status of the master using python Bottle.
April 6, 2019
Halite AI Challenge 2018 Results
Today I am writing about my bot in the Halite 3 2018 competition
March 23, 2019
Raspberry Pi Cluster Node – 13 Abstracting Slave Code
This post builds on my previous posts in the Raspberry Pi Cluster series by abstracting the slave code so it is ready for more complex slaves.
March 6, 2019
Raspberry Pi Cluster Node – 12 Automatic Start with rc.local
This post builds on my previous posts in the Raspberry Pi Cluster series by creating a script which automatically starts the slave and master with rc.local.
January 30, 2019
Raspberry Pi Cluster Node – 11 Automatic Slave Reconnection
This post builds on my previous posts in the Raspberry Pi Cluster series by modifying the slave to automatically reconnect to the master when the connection is lost.
January 16, 2019
Raspberry Pi Cluster Node – 10 More Advanced Connection Handling
This post builds on my previous posts in the Raspberry Pi Cluster series by improving the connection code so it wont crash when the master or slave disconnects.
January 2, 2019
Raspberry Pi Cluster Node – 09 Multi Slave Master
This post builds on my previous posts in the Raspberry Pi Cluster series by changing the master so that it accepts multiple slaves connecting to it.
December 19, 2018
Raspberry Pi Cluster Node – 08 Slave Helper Functions
This post builds on my previous posts in the Raspberry Pi Cluster series by adding a number of slave helper functions. This update will begin the process of fully automating the slaves.
December 5, 2018
Raspberry Pi Cluster Node – 07 Sending data to the Slave
This post builds on my previous posts in the Raspberry Pi Cluster series by adding the ability to receive data from the master. In this update, I will be adding a way for the slave to request data and have it returned by the master.
October 24, 2018
How to install Python Pip on Ubuntu 18.04 Server
This post describes how you can install Python Pip on ubuntu 18.04.
October 20, 2018
Halite AI Challenge
This blog post talks about the Halite AI Challenge that I and many of my colleagues are currently competing in.
June 23, 2018
Fixing No module named MySQLdb in Fedora 28
Today I write about how you can fix the python error “No module named MySQLdb” in Fedora 28
April 5, 2018
Raspberry Pi Cluster Node – 06 Sending Slave Details to the Master
This post builds on my previous posts in the Raspberry Pi Cluster series by changing how the slave sends messages. From now on the slave will send useful information about the system to the master. The master will also be configured to receive messages of many types.
March 21, 2018
Raspberry Pi Cluster Node – 05 Talking to nodes with JSON
This post builds on my previous posts in the Raspberry Pi Cluster series by changing the format of the data I send. In this tutorial I am now sending data as JSON to allow a richer set of messages to be sent.
March 10, 2018
Raspberry Pi Tutorial Website online now!
This post talks about the new page on my website with linking to all my Raspberry Pi Cluster tutorials.
February 21, 2018
Cloning multiple git repositories from a remote host with clone-all-the-repos
This post goes into details about what the clone-all-the-repos GitHub repository does and why it does it.
February 10, 2018
Raspberry Pi Cluster Node – 04 Configuration Files with ConfigParser
This post builds on the third step to create a Raspberry Pi Cluster Node to store our configuration settings in a config file. Here we move all the configuration settings in our script into a useful .cfg file using the python ConfigParser.
December 16, 2017
Storing Bitcoin price data with a Raspberry Pi
This post goes through the process of collecting and storing bitcoin price data using python, crontab, and a Raspberry Pi.
December 13, 2017
Fixing ImportError: No module named ‘winrandom’
This post describes how you can fix the python error No module named 'winrandom'. This is typically found when you are using the pyCrypto or coinbase python module.
December 9, 2017
Raspberry Pi Cluster Node – 03 Basic node communication between two nodes
This post builds on the second step to create a Raspberry Pi Cluster Node to create a hello world application across two different scripts. Here we will create a socket connection between the two and use it to send a message to the master.
November 29, 2017
Raspberry Pi Cluster Node – 02 Packaging common functionality
This post builds on the first step to create a Raspberry Pi Cluster node to package the common functionality that will be shared between master and clients.
November 1, 2017
Raspberry Pi Cluster Node – 01 Logging Liveness
This post describes how to make a simple python script that logs the node is alive every 10 seconds.