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adityapatadia / neural_network.py
Last active October 5, 2018 15:11
Simple Neural Network in Python which learns AND gate
import numpy as np
def sigmoid(x, derivative=False):
return x*(1-x) if derivative else 1/(1+np.exp(-x))
class NeuralNetwork:
def __init__(self, x, y):
self.input = x
self.weights1 = np.random.rand(self.input.shape[1],4)
@adityapatadia
adityapatadia / html-to-pdf.js
Created July 25, 2020 06:40
HTML to PDF conversion using Puppeteer
async function printPDF(html){
const browser = await puppeteer.launch({headless: true, args: ["--no-sandbox=true"]});
const page = await browser.newPage();
await page.setContent(html);
const pdf = await page.pdf({ format: 'A4' });
await browser.close();
return pdf
}