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import socket
import time

server = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)

server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
# Enable broadcasting mode
server.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)

server.settimeout(0.2)

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import cv2
import numpy as np

from datetime import datetime

# datetime object containing current date and time
now = datetime.now()
dt_string = now.strftime("%d-%m-%Y_%H_%M_%S")
print("date and time =", dt_string)

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class ThreadedCamera(object):
    def __init__(self, src=0):
        self.capture = cv2.VideoCapture(src)
        self.capture.set(cv2.CAP_PROP_BUFFERSIZE, 2)

        # FPS = 1/X
        # X = desired FPS
        self.FPS = 1/30
        self.FPS_MS = int(self.FPS * 1000)

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Homebrew: Install an older version of a formula

kubernetes-cli (v1.10.3) taken as example

1. Downgrade Homebrew to the commit which upgrades the formula to the specific version that we want

$ cd "$(brew --repo homebrew/core)"
$ git log Formula/kubernetes-cli.rb

...

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#!/bin/bash
## This gist contains instructions about cuda v11.2 and cudnn 8.1 installation in Ubuntu 18.04 for PyTorch

#############################################################################################
##### forked by : https://gist.github.com/Mahedi-61/2a2f1579d4271717d421065168ce6a73 ########
#############################################################################################


### steps ####
# verify the system has a cuda-capable gpu

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Steepest Descent

Musings on Robotics, Machine Learning, AI, and other stuff

Building ROS Melodic with Python3 support

Miguel Alonso Jr Follow

Computer Science Faculty at FIU

20 Aug 2019

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The Insane Techie

Working With Python 3 In ROS Kinetic Or Melodic

May 7, 2020 ROS • python kinetic • melodic • robotics • python • ROS • python

ROS (Robot Operating System) - Documentation - http://wiki.ros.org/

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import cv2 as cv
import numpy as np
import math

#saved
low_H_set = 0
high_H_set = 25
low_S_set = 32
high_S_set = 255
low_V_set = 197

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Diagnostics;

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using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
using System.Net;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;


namespace CurrencyExchange