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Category: Questions

Vuejs Iterate through a ref object

I have a small problem, I get my ref object from that method And i want to use another method using that ref object : But i can’t iterate through : Is there anyway to make that work ? Thank you 🙂 Answer As the response is an object and not an array, you cannot iterate over it with forEach,

How to get bytecode from selected pdf in angular

I want to extract the bytecode from an file I select (pdf) to save it in my database. But I am always getting the error that my byte is undefined. Could someone look at my code and tell me what is wrong with it? I tried to use the FileReader but my byte returns undefined, the formdata works fine it

Array to property Object in Javascript

I need some help please. I have this array in php: How can I transform it in this format and add in a objet in javascript ? Thanks and sorry for the english.. Answer Please update your PHP Code accordingly. It should be working for you. The output should be like this : Now you can use this $jsonStructure to

Get file type using fs/node.js

I have a folder with few files and I need to get type/extension of the file matching with the number I generate in my num variable, so is there any way I can do it? My current code is: files variable return this: [‘1.jpg’, ‘2.png’, ‘3.gif’] Answer To find a file in a list o…

Implement condition in for..in loop

I am looking at for..in tutorial from MDN documentation https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/for…in The example iterates over the object’s properties and prints all. I am trying to print only if value of object’s property is 3. Can someone please help …

Min and Max of a grid with props in React

I wrote this code for an adjustable grid screen, it works perfectly fine but the only problem I have is that, I want the min and mix of it be 16 x 100. so when a button is clicked, a prompt window pops up and asks for the Grid size, you can put only between 16-100, but when I put