Skip to content

Instantly share code, notes, and snippets.

View dcalacci's full-sized avatar
🦩
wfh baby

Dana Calacci dcalacci

🦩
wfh baby
81 followers · 74 following
View GitHub Profile
@dcalacci
dcalacci / fingerprinting
Last active August 29, 2015 14:08
fingerprinting audio files
{
"metadata": {
"name": "",
"signature": "sha256:5ccb6971209a6562e33142efd57b6cdeee622d8d9c4351d28d716db8f872d09e"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
@dcalacci
dcalacci / fingerprinting_2
Created November 6, 2014 14:59
updated fingerprinting
{
"metadata": {
"name": "",
"signature": "sha256:5ccb6971209a6562e33142efd57b6cdeee622d8d9c4351d28d716db8f872d09e"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
@dcalacci
dcalacci / gist:39de37ed993f23c86b55
Created November 14, 2014 01:21
resampling PCM audio
from scipy.signal import resample
def resample_pcm(samplerate, channels, resample_rate=RESAMPLE_RATE):
"""Resamples the given PCM stream to resample_rate.
"""
new_length = resample_rate * (len(channels) / samplerate)
# convert to int so we have more exact matches
return resample(channels, new_length).astype(int)
@dcalacci
dcalacci / first foray
Last active August 29, 2015 14:16
testing networks
{
"cells": [
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
@dcalacci
dcalacci / gist:4db63071bc3aca02beb4
Created May 11, 2015 20:02
passcard
Verifying I am +dcalacci on my passcard. https://onename.com/dcalacci
@dcalacci
dcalacci / band pass filter
Created May 15, 2015 16:48
band pass filter on 1s of data, returning a list of average amplitudes for each 100ms of data in a 1s sample.
import numpy as np
from scipy.signal import butter, lfilter, freqz, medfilt
from collections import namedtuple
def butter_bandpass(lowcut, highcut, fs, order=5):
nyq = 0.5 * fs
low = lowcut / nyq
high = highcut / nyq
b, a = butter(order, [low, high], btype='band')
@dcalacci
dcalacci / temp-power-control.ino
Created October 21, 2015 02:17
temperature control power
#include <OneWire.h>
#include <DallasTemperature.h>
// Data wire is plugged into port 2 on the Arduino
#define ONE_WIRE_BUS 9
#define TEMPERATURE_PRECISION 9
// Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
OneWire oneWire(ONE_WIRE_BUS);
@dcalacci
dcalacci / all.coffee
Created November 17, 2015 05:44
pieWidth = 300
pieHeight = 300
window.pie = null
window.pie = new PieChart [{'participantId': 'participant1',
'secondsSpoken': 5},
{'participantId': 'participant2',
'secondsSpoken': 10}], pieWidth, pieHeight
@dcalacci
dcalacci / server-connection.js
Created January 30, 2016 22:12
server connection for yan!
var url = "18.85.24.150:3000";
// set up raw socket for custom events.
var socket = io.connect(url, {'transports': [
'websocket',
'flashsocket',
'jsonp-polling',
'xhr-polling',
'htmlfile'
]});
@dcalacci
dcalacci / export_google_music.js
Last active August 2, 2022 15:15 — forked from jmiserez/export_google_music.js
Export your Google Music Library and Playlists (Google Play Music All Access) (see http://webapps.stackexchange.com/questions/50311/print-playlist-from-google-play-music for more)
// Jeremie Miserez <[email protected]>, 2015
//
// A little bit of Javascript to let you export your Google Music library, playlists, and album track lists :)
//
// I posted this as an answer here: http://webapps.stackexchange.com/questions/50311/print-playlist-from-google-play-music
//
// 1. Go to: https://play.google.com/music/listen#/all (or your playlist)
//
// 2. Open a developer console (F12 for Chrome). Paste
// code below into the console.