Generates the Fibonacci Sequence in a Web Worker.
A Pen by Andrew Mitchell Barfield on CodePen.
Andrew Barfield AndrewBarfield
AndrewBarfield
/ reddit_feedparser.py
Created
June 6, 2025 17:47
Read RSS feed from Reddit without HTTP 403 error
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| import feedparser | |
| # Some sites either require a standard UA or have blocked the feedparser UA | |
| feedparser.USER_AGENT = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36" | |
| # Reddit seems to require the 'accept-language' request header | |
| fpd = feedparser.parse("https://www.reddit.com/r/ApteraMotors/.rss", | |
| request_headers={ | |
| 'accept-language': 'en-US,en;q=0.9'}) |
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| # Here's a simple implementation of Conway's Game of Life in Python using the numpy | |
| # library for managing the grid and matplotlib for visualizing the evolution of the | |
| # cells. If you haven't installed these libraries yet, you can do so using pip: | |
| # pip install numpy matplotlib | |
| # Conway's Game of Life Implementation | |
| import numpy as np | |
| import matplotlib.pyplot as plt | |
| import matplotlib.animation as animation |
AndrewBarfield
/ binaural_beats.py
Last active
March 29, 2023 03:40
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| # Binaural Beats Generator | |
| # | |
| # Streamlit applet to generate binaural beats. | |
| # User can set Duration (seconds), Carrier Frequency (Hz), and Beat Frequency (Hz). | |
| # Generated WAV file can be downloaded from link below graphs. | |
| # | |
| import streamlit as st | |
| import numpy as np | |
| import scipy.io.wavfile | |
| from scipy.signal import windows |
AndrewBarfield
/ WikiJSPurgeHistory.py
Created
December 30, 2021 11:58
Wiki.js: Purge History via GraphQL
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| import requests | |
| import json | |
| WikiJSGraphQLAccessToken = "replace_with_your_token" | |
| WikiJSGraphQLEndpoint = f"http://192.168.xx.xx:1234/graphql" | |
| # Purge history older than 2 hours | |
| # See: https://en.wikipedia.org/wiki/ISO_8601#Durations | |
| GraphQLPagePurgeHistoryQuery = """mutation Page { |
AndrewBarfield
/ scan.sh
Created
October 25, 2021 17:24
Scan region of RF spectrum using rtl_power_fftw
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| #!/bin/bash | |
| reset | |
| # FFT bin size for a sample rate of 2,400,000 Hz: | |
| # | |
| # Bin Count Bin Width (Hz) Bin Width (kHz) | |
| # 4 600,000.000 600.000 | |
| # 8 300,000.000 300.000 | |
| # 16 150,000.000 150.000 |
AndrewBarfield
/ Fibonacci-Sequence-in-a-Web-Worker.markdown
Created
January 15, 2015 00:34
Fibonacci Sequence in a Web Worker
AndrewBarfield
/ Calculate-Pi-to-5,000-digits-in-a-Web-Worker.markdown
Last active
August 29, 2015 14:13
Calculate Pi to 5,000 digits in a Web Worker
Calculates Pi to 5,000 digits using a Web Worker.
A Pen by Andrew Mitchell Barfield on CodePen.
Demonstration of the jQuery plug-in written by Keith Wood. This timer counts down until New Year's day of the following year.
A Pen by Andrew Mitchell Barfield on CodePen.
AndrewBarfield
/ HTML5-Web-Terminal-Script.markdown
Created
December 31, 2014 16:52
HTML5 Web Terminal Script
A console for the Web written in completely in JavaScript. The console supports Web versions of some Linux commands. This work is based, in part, on earlier work by Eric Bidelman.
A Pen by Andrew Mitchell Barfield on CodePen.
A console for the Web written in completely in JavaScript. The console supports Web versions of some Linux commands. This work is based, in part, on earlier work by Eric Bidelman.
A Pen by Andrew Mitchell Barfield on CodePen.
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