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Fetch Cheatsheet

The most common API requests

Type	Example
1. Simple GET request	fetch('{url}').   then(response => console.log(response));
2. Simple POST request	fetch('{url}', { method: 'post' })   .then(response => console.log(response));
3. GET with an authorization token (Bearer)	fetch('{url}', { headers: { 'Authorization': 'Basic {token}' } })  .then(response => console.log(response));

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package main

// Checking for an SSL certificate

import (
	"crypto/tls"
)

func main() {

SoftwareDevPro

DynamoDB Cheat sheet For JavaScript

Install

npm install aws-sdk

Configure

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async function appendToList(table, key, ue, ean, eav) {

  const params = {
    TableName: table,
    Key: key,
    UpdateExpression: ue,
    ExpressionAttributeNames: ean,
    ExpressionAttributeValues: eav
  }

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async function appendToAnObject (table, key, ue, ean, eav) {

  const params = {
    TableName: table,
    Key: key,
    UpdateExpression: ue,
    ExpressionAttributeNames: ean,
    ExpressionAttributeValues: eav
  }

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is_prime = (num) => {
  if (num == 1) {
    return false
  }
  let i = 2
  while (i * i <= num) {
    if (num % i == 0) {
      return false
    }

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async function updateNestedAttribute(table, key, ue, ce, ean, eav) {
  const params = {
    TableName: table,
    Key: key,
    UpdateExpression: ue,
    ConditionExpression: ce,
    ExpressionAttributeNames: ean,
    ExpressionAttributeValues: eav
  }

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const AWS = require('aws-sdk')
const ddb = new AWS.DynamoDB.DocumentClient()

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# O(2^n)

from time import time

def fibonacci(num):
   if num == 0:
      return 0
   elif num == 1:
      return 1
   else:

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// Tests and Benchmarking Time
let startOne = Date.now();
console.log(fibonacciRecursive(1));
console.log(fibonacciRecursive(4));
console.log(fibonacciRecursive(12));
console.log(fibonacciRecursive(40));
let endOne = Date.now();
console.log("Naive Recursive Time (ms): ", endOne - startOne);
 
let startTwo = Date.now();