afreerunner’s gists

afreerunner / qapplication_about_to_quit_signal.py

Created May 23, 2021 14:11 — forked from metalman/qapplication_about_to_quit_signal.py

QThread graceful exit before QApplication quit.

	'''
	see: http://pyqt.sourceforge.net/Docs/PyQt4/qcoreapplication.html#aboutToQuit
	'''
	import threading

	from PyQt4 import QtCore, QtGui


	class Thread(QtCore.QThread):

afreerunner / tornado_websocket_server_with_periodic_callback.py

Created March 4, 2021 13:03 — forked from chrenova/tornado_websocket_server_with_periodic_callback.py

	# http://stackoverflow.com/questions/19542333/websocket-server-sending-messages-periodically-in-python

	import tornado.httpserver
	import tornado.websocket
	import tornado.ioloop
	from tornado.ioloop import PeriodicCallback
	import tornado.web

	class WSHandler(tornado.websocket.WebSocketHandler):
	def open(self):

afreerunner / websockets-redis-server.py

Created March 4, 2021 12:53 — forked from chrenova/websockets-redis-server.py

	import asyncio
	import json
	import logging
	import websockets
	import aioredis

	logging.basicConfig(level=logging.INFO)

	# STATE = {'value': 0}
	USERS = set()

afreerunner / consumer1.py

Created March 4, 2021 11:58 — forked from 17307/consumer1.py

redis stream consumer #redis

	import redis
	import time

	pool = redis.ConnectionPool(host='192.168.137.3', port=6379, password='', decode_responses=True)
	r = redis.Redis(connection_pool=pool)

	STREAM_NAME = "consumer"
	GROUP_NAME = "g1"
	CONSUMER_NAME = "c1"
	"""

afreerunner / bash.generate.random.alphanumeric.string.sh

Created February 15, 2020 12:46 — forked from earthgecko/bash.generate.random.alphanumeric.string.sh

shell/bash generate random alphanumeric string

	#!/bin/bash
	# bash generate random alphanumeric string
	#

	# bash generate random 32 character alphanumeric string (upper and lowercase) and
	NEW_UUID=$(cat /dev/urandom \| tr -dc 'a-zA-Z0-9' \| fold -w 32 \| head -n 1)

	# bash generate random 32 character alphanumeric string (lowercase only)
	cat /dev/urandom \| tr -dc 'a-zA-Z0-9' \| fold -w 32 \| head -n 1

afreerunner / Dockerfile

Created October 10, 2019 01:33 — forked from PurpleBooth/Dockerfile

Create a static binary in go and put it in a from scratch docker container

	FROM golang:1.9

	WORKDIR /go/src/github.com/purplebooth/example
	COPY . .
	RUN go build -ldflags "-linkmode external -extldflags -static" -a main.go

	FROM scratch
	COPY --from=0 /go/src/github.com/purplebooth/example/main /main
	CMD ["/main"]

afreerunner / main.cpp

Created January 9, 2019 02:20 — forked from micjabbour/main.cpp

QSettings sqlite format

	#include <QtWidgets>
	#include <QtSql>

	//to ensure the database connection is closed and removed at the end
	//of the write/read func call
	class SQLConnectionRAIIWrapper{
	public:
	SQLConnectionRAIIWrapper(QString fileName){
	//use a unique connection name, to ensure thread safety
	connectionName = QString("SQLSETTINGS%1").arg((int)QThread::currentThreadId());

afreerunner / asyncio-async-await.py

Created August 25, 2017 03:13 — forked from miguelgrinberg/asyncio-async-await.py

async examples

	import asyncio
	loop = asyncio.get_event_loop()

	async def hello():
	await asyncio.sleep(3)
	print('Hello!')

	if __name__ == '__main__':
	loop.run_until_complete(hello())

afreerunner / mosquitto.conf

Created August 24, 2017 08:25

MQTT Broker mosquitto config files

	# Config file for mosquitto
	#
	# See mosquitto.conf(5) for more information.
	#
	# Default values are shown, uncomment to change.
	#
	# Use the # character to indicate a comment, but only if it is the
	# very first character on the line.

	# =================================================================

afreerunner / app.py

Created August 13, 2017 11:46 — forked from miku/app.py

Minimal flask + eventlet example.

	#!/usr/bin/env python
	# http://stackoverflow.com/questions/14180179/eventlet-spawn-doesnt-work-as-expected/14180227#14180227

	from flask import Flask
	import time
	import eventlet

	eventlet.monkey_patch()

	app = Flask(__name__)