If you want to use Python to interact with a Solidity smart contract you need to know the contracts address…
Test your connection to the Ethereum blockchain using Web3.py and Python
In Python you can use the Web3.py library to interact with the Ethereum blockchain. To read about Web3.py click here.…
Estimating electrical expenses for the mining warehouse
Every week I would estimate the electrical usage and forecast my expenses for the month. I would measure each rigs…
Convert a string to SHA256 in Python
SHA256 generates an almost-unique 256-bit (32-byte) signature for text. SHA256 is the number of bits it takes in memory. The…
Create a simple blockchain in Python
To learn the basics of how a blockchain work use the Python code below to create a very basic blockchain…
Bitcoin s9 Antminer power cord caught on fire
In the mining warehouse the camera started recording because it sensed motion. It turns out that the power cord for…
How to install Web3.Py in Python
Web3.py is a Python library for interacting with Ethereum. This library is used in decentralized applications (dapps) to assist with sending transactions, reading…
How to connect to the Ethereum blockchain using a node
In order to connect Python to the Ethereum blockchain you need to connect your application to an endpoint. Endpoints (also…