I have an array of objects as: { id: '1582715', email: '[email protected]', isUsed: false }, and I have many documents in MongoDB with same keys. Before writing new array of objects in BD, I want to check does objects of…
I m trying to write await for multiple promises, instead of nested functions. Please take a look at the below code i tried, as it will explain better than me. var main = async () => { // const main_…
async function getRedisKeyAsync(key){ var value = await client.get(key); console.log('got value ' + value + ' for key ' + key + ' in redis'); return value; } async function getRedisKeyPromise(key){ client.get(key).then( (value) => { console.log('got value ' + value +…
I have a couple repositories containing database calls such as getUser and getUsers. Now I export those repositories as followed: import { DatabaseBackend } from "../common/database"; import { userRepository as _userRepository, bookingRepository as _bookingRepository, pricingRepository as _pricingRepository, } from "../common/repositories";…
For a function that takes a callback function as an argument but also has a return value, can I get both the callback function argument and the function return value outside the function? Here is a concrete example. Suppose we…
I have a group of react-native components that have similar interfaces. The important method in the interface is the run method. Users can execute this run method by pressing an action button for each of the components or by pressing…
I am brand new to React and only semi familiar with JS. I starting making an application using React/Flask/Mongodb, but I am getting tripped up on some of the best way to structure my function calls/variable sets/renders. I have done…
I'm trying to use the code from this answer to extend one OSS application. However app.js is sync and no matter what I do, I cant force it to wait for the promise to resolve. app.js var cosmos = require('./cosmos.js');…
I have a lambda function that is connected to Mongo via mongoose. The user inputs a name and password on the frontend and the lambda function searches whether the user exists and afterwards the crypted password is compared via bcrypt.…
I have 4 tabs in html and i have to call 4 diff api's which return json and render that output in each tab. Now the problem is, when i write ajax staments one after another with async:false, the page…