thijstriemstra

This script loads an addressbook from a Baikal SQLite database file using SQLAlchemy, and writes the contacts to a single baikal.vcf file.

Install dependencies:

pip3 install SQLAlchemy vobject

thijstriemstra

import os
from flask import Flask, flash, request, redirect, url_for, render_template, send_from_directory
from werkzeug import secure_filename


UPLOAD_FOLDER = 'uploads'
ALLOWED_EXTENSIONS = set(['webm', 'mp4', 'mp3', 'wav', 'jpeg', 'gif', 'png'])
static_folder = os.path.abspath(os.path.dirname(__file__))
template_dir = os.path.join(static_folder, 'examples')

thijstriemstra

# Playback on USB audio device (the second soundcard's first device),
# with omxplayer:
#
# $ ./play.sh myfile.mp4
#
# Use 'aplay -l' to list available devices, e.g:
#
# $ aplay -l
# card 1: Device [USB Audio Device], device 0: USB Audio [USB Audio]
#   Subdevices: 1/1

thijstriemstra

runtime/cgo: pthread_create failed: Resource temporarily unavailable
SIGABRT: abort
PC=0x76dedf70 m=2 sigcode=4294967290

goroutine 0 [idle]:

goroutine 1 [chan receive, 437 minutes]:
main.btcdMain(0x0, 0x0, 0x0)
	/home/rpitest/go/src/github.com/roasbeef/btcd/btcd.go:170 +0x6dc
main.main()

thijstriemstra

"""
Parse fullOrders.csv downloaded from Bittrex account.

Requirements::

  pip install dateparser

"""

import csv

thijstriemstra

Using a rotary encoder as a volume control

This describes how to use a potentiometer with a MCP3008 chip.

Hardware

Potentiometer from Ebay: http://www.ebay.com/itm/10PCS-6mm-3pin-Knurled-Shaft-Single-Linear-B-Type-B10K-ohm-Rotary-Potentiometer-/222445944546

MCP3008 from Adafruit: https://www.adafruit.com/products/856

thijstriemstra

import sys
import time
import asyncio

from PyQt5.QtWidgets import (QApplication, QProgressBar, QMainWindow, QSlider,
    QVBoxLayout, QWidget)

from quamash import QEventLoop, QThreadExecutor

import max7219.led as led

thijstriemstra

#!/usr/bin/env python

"""
PyQt example for seven segment displays.
"""

import sys
import time

from PyQt5 import QtWidgets

thijstriemstra

Keybase proof

I hereby claim:

• I am thijstriemstra on github.
• I am thijstriemstra (https://keybase.io/thijstriemstra) on keybase.
• I have a public key whose fingerprint is 8C40 DF98 F750 A753 7AAF 5512 0516 CC19 A81B A379

To claim this, I am signing this object:

thijstriemstra

#!/bin/bash
set -e
set -o pipefail

source ../../settings.sh

export PATH=$PATH:$COMPILER_ROOT
export CC="${PLAT}gcc -pthread"
export AR="${PLAT}ar rcsv"
echo `${PLAT}gcc --version`