Robotics , Programming ,Circuitry and more.

How to install arch linux offline without internet connection pacbang : - http://sh.st/1abTo obx linux : -http://sh.st/4jl0Z

SO Now a days drone is very popular technology in world companies are growing very well startups are growing on drone buisness,             But what happen here in India well honestly pepople are so intelligent in india they find the way of using technology that none of people in any country can .             Well they are so smart but the thing is ., drones have live camera, perfect stablization and 4K cameras , nice interface to do any thing .             "ANYTHING"...........            This technology is awesome honestly when i fly My drone. ( HOME MADE based on arduino )  feels like iron man            but there is a risk drones can fly up to some feet where we can easily examine whats happening around the city             drones can goes up to 30km as well, this technolgy can cha...

hello guys in this tutorial we will take a look at how to detect faces in python using opencv code : - ########################################### #robokishan #don't just copy and paste it will never work  install opencv and also modules required for it #then just download opencv from git and copy this file "haarcascade_frontalface_default.xml" #if you have such a brain this code speaks lot more than i show just figure out what else you can do #uncomment some useful stuffs #!/usr/bin/python import cv2 import numpy as np face_cascade = cv2.CascadeClassifier("haarcascade_frontalface_default.xml") # eye_cascade = cv2.CascadeClassifier("haarcascade_eye.xml") # smile = cv2.CascadeClassifier("haarcascade_smile.xml") cap = cv2.VideoCapture(0) while True: ret , frame  = cap.read() gray = cv2.cvtColor(frame , cv2.COLOR_BGR2GRAY) faces = face_cascade.detectMultiScale(gray , 1.3 , 5) for (x,y,w,h) in faces: cv2.rectangle...