I am currently using Promise.allSettled to wait for all my promises to finish(irrespective of whether they resolve or get rejected). Since my project is compliant to Node v12.3.1 I am unable to use this? What other simple alternatives can I use. Sample code: Note: Promise.allSettled is available from Node ver…
Tag: node.js
How to attach image at first page in docx file nodejs?
Now I want to implement a functionality to add QR code image at the first page of an existing docx file in nodejs. I’ve tried these three methods but not able to solve. I tried with docx package, but it only allows to build docx file from scratch. I tried with docxtemplater, but it only allows to replac…
How to run a JavaScript solution from HackerRank on Idea / WebStorm IDE?
Say you want to run / debug a HackerRank solution locally on your WebStorm / IntelliJ Idea IDE for for macOS before submitting it. What are the needed steps, considering node.js is already installed in your machine? Sample Hello.js file as below: Answer On macOS Mojave the steps are: On Preferences > Keyma…
Why does Buffer.from(‘x80’, ‘utf8’) return
Why does this happen and how do I get Buffer to behave how I expect and return a <Buffer 80> instead? Answer This happens because 0x80 or 1000 0000 in binary or 128 in decimal is not a valid code point in UTF-8 because it is outside of ASCII (which is 7 bits, so all ASCII code points have the
Is it necessary to use multiple Joi schema validations with Hapi?
I looked at an existing codebase and and I noticed that the codebase had two schema validations for what I feel a single schema could validate as the second schema is an offshoot of the first. See codebase below. Now these schema are being used in the following routes: I am new to Hapi but have some experienc…
Can I write my typeorm entities in typescript while having my app writed in javascript?
I found it way more intuitive to write typeorm entities in typescript format, however my whole app is indeed in javascript. I know those languages are compiling the same way, but will It cause any kind of problems to do so ? Thanks. Answer It won’t, if you enable the “allowJs”: true flag in …
The problem of sending and processing a request to the database
I send requests using postman. And when I send request “POST” for create product (or another requests: GET, PUT , etc), I have problem: I can’t figure out how I can send a query to my database to get this right. I use express, sequelize and sequelize-cli, mysql2. And also i have migrations f…
what is this request response format?
i’m trying to scrape a website but the thing is that i get this as a response (most likely javascript ? ). I am using request in order to send requests to the website. Is it possible to convert it to a parsable format ? I thought of using jQuery to send request an accept a certain response format.But as
Download public images from google drive in Node.JS
I have a collection of Images on googledrive, and I have a list of links to each of them. They may or may not be public (anyone with the link). I would like to save them locally and embed them in a webpage seperately, as embedding them directly in img tags leads to a delay in image load. I need
How to generate key value pair objects from an array in typescript
I have an array of ids and wanted to make an array object with adding a key “id” on it in typescript Answer You can use Array#map as follows: