i am just learning about this combo of Optional chain and Nullish coalescing. Here is the object as i am trying to check if the method exist,it is printing out both of them anyway.what am i doing wrong? Answer Perhaps return a value from the function otherwise it has an undefined value:
Canvas drawImage() with image doesn’t draw anything
I want to change all images src of document to dataURL. I am trying to draw all image in canvas through for of loop but it doesn’t work. Help me! Answer Your code isn’t waiting for the images to load. Add your canvas drawing code to the onload function of each image to execute it only once the ima…
Javascript: how can I redirect to a url or another url after checking if user input specific words?
I’m tryng to achieve if user input on id “comments” is word that is present in my FilterWord’s array then user will be redirected to an url. If input is anything else, then user will be redirected to another url. Checking has to start after user click on submit. Answer Just validate wi…
new to js – understanding async await syntax
I am attempting a basic concept that is still eluding me… In the option (that is commented out) including the Start().then… I’m able to nest the functions so that they start and end in the desired order. In the await version, they start & end in the appropriate order but I’m not cl…
Render a new value into TextInput React Native
I’ve got a react native form with a button that should autofill some of the field based on some user’s information. The point is that even if I update the state variable related to a TextInput, the TextInput does not display such data. Here’s a short snippet for the sake of simplicity Follow…
IBAN mask with label
I m trying to mask an input field for IBAN entry. I tried to use RobinHerbots/Inputmask in my angular project but couldnt really manage to get exactly what i need. Somehow library is transforming the “IBAN” to “IB_N”. Any ideas how could i use the letter “A” ? (screenshots)…
JS list of dictionaries, get first value by condition
Given a list of dictionaries in JS, I want to get the first one that is enabled and not deleted. The dictionary will look like this: I used to take the first one by using objects[0] but now I need to tkae the deleted and enabled in consideration. How can I get the first relevant value? so the results should
How to create a custom alphabet charatcer map in electron nodejs
A client asked me to write a desktop application that give the ability for the users of creating a custom char map for messages. To be more clear, consider the message Hello! it can become Atco! because the user have decided to asign to each letter a different one, in the example the H letter is replaced by t…
Window is undefined error, when loading node_module package in a component
I am trying to use pickr package ( a color picker library) in my nuxt.js app , at import time it is providing error called window is undefined here is code: tried approaches i made pickr package as a nuxt plugin added it to nuxt.config.js with mode:client i made pickr package as a nuxt plugin added it to nuxt…
NPM audit vulnerabilities
I was installing npm package for getting node module file but after I run npm install it is showing me 184 vulnerabilities(153 low, 1 moderate, 30 high), should i have to run npm audit fix in order to fix this, But my concern is that will it make any changes in the already installed dependencies, will it chan…