SamWSoftware’s gists

SamWSoftware / gist:c1547de574a68f1dc9cad4036e146907

Created October 26, 2023 16:30

better performance test

	export const handler = async (event) => {
	// TODO implement
	//#Source https://bit.ly/2neWfJ2
	const hz = (fn, iterations = 100) => {
	const before = performance.now();
	for (let i = 0; i < iterations; i++) fn();
	return (1000 * iterations) / (performance.now() - before);
	};
	// 10,000 element array
	const numbers = Array(10000)

SamWSoftware / gist:786182f92acf18c4789a91c8cd571c89

Created October 26, 2023 15:46

lambda cpu tests

	export const handler = async (event) => {
	// TODO implement
	//#Source https://bit.ly/2neWfJ2
	const hz = (fn, iterations = 100) => {
	const before = performance.now();
	for (let i = 0; i < iterations; i++) fn();
	return (1000 * iterations) / (performance.now() - before);
	};
	// 10,000 element array
	const numbers = Array(10000)

SamWSoftware / scrapeSocialBlade.js

Last active October 6, 2022 11:17

A way to gather view stats for a given channel

	const stringToNumber = (string) => {
	const scale = string.slice(-1);
	if (scale === "K"){
	return Number(string.slice(0,-1)) * 1000;
	}
	if (scale === "M") return Number(string.slice(0,-1)) * 1000000;
	return Number(string)
	}
	const quantile = (arr, q) => {
	const sorted = arr.sort((a, b) => a - b);

SamWSoftware / Cognito.ts

Created August 15, 2022 09:34

Cognito Token Verification

	// https://gist.github.com/SamWSoftware/b4375a7dcbbd57fc1931b798afc09423
	import { promisify } from 'util';
	import * as Axios from 'axios';
	import * as jsonwebtoken from 'jsonwebtoken';
	const jwkToPem = require('jwk-to-pem');

	export interface ClaimVerifyRequest {
	readonly token: string;
	}

SamWSoftware / testForOfAsync.js

Created May 9, 2022 07:50

forOf vs map with promise array

	const testForOfAsync = async () => {
	const start = Date.now();
	const getFruits = [
	new Promise((resolve) => {setTimeout(() => resolve('apple'), 10000)}),
	new Promise((resolve) => {setTimeout(() => resolve('banana'), 100)}),
	new Promise((resolve) => {setTimeout(() => resolve('orange'), 100)})
	]

	for await (const fruit of getFruits) {
	console.log(fruit, Date.now() - start)

SamWSoftware / handler.js

Created November 5, 2021 15:16

Incorrect Use of Global Variables

	let config = {
	minimumScore: 50,
	};

	exports.handler = async (event) => {

	const { score, mode } = event;

	let minimumScore = config.minimumScore

SamWSoftware / handler.js

Created November 5, 2021 15:14

Correct Usage of Global Variables

	let cachedData = {};


	exports.handler = async (event) => {
	if (cachedData && cachedData.expiresOn > Date.now() ) {
	const response = {
	statusCode: 200,
	body: `The weather is ${cachedData.weather} and it is ${cachedData.temperature} decrees Celcius`,
	};
	return response;

SamWSoftware / Amplify-Songs-UnAuth-S3-Access

Last active June 25, 2021 07:28

Amplify Guest User Iam Templates

SamWSoftware / handler.py

Created May 20, 2021 10:35

Python version of the Lambda Code

	import json

	def lambda_handler(event, context):
	if event['httpMethod'] == "GET":
	return getItem(event)
	if event['httpMethod'] == "POST":
	return createCart(event)


	def getItem(event):

SamWSoftware / functions with IAM least privilege

Created May 6, 2021 06:24

Sam Williams SamWSoftware