I know that we can detect Components rendering through React’s Developer Tool, I have also read other ways in this question. but this is not what I need. I’m looking for way to detect individual elements rendering in Component, for example when we have mapped list and we will add one item: before:…
Category: Questions
Progress Bar stopping when tab is not in focus
I’m using the following code for a progress bar: It works fine (when the page loads, progress bar starts and completes 300frames) but when I switch the tab or minimizes the window it stops and when I reopen the tab, it resumes. I don’t want this top happen. I want the progress bar to continue load…
Display QRCode in HTML (google authenticator)
I made a POST request to get a QRCode Here is the data I get from the response. The preview of the response works fine only I don’t know how to use this data to display it in a tag on my html page for example. Any ideas? Answer It finally works as : (in async function)
How can i create a slider text using Javascript
I’m trying to create a simple slider with 3 sections, each section has some texts, first, I started to create animations for the paragraphs of the section-a it works, but what I want is to create a slider(carousel) that is going to display the first section-a then section-b then section-c and we back to…
Why history.push does not work in route “/” in react?
In a React project I used react-router-dom. my question is why in route “/” history.push not worked ? Answer Let’s refer to this article: https://codesource.io/how-to-use-this-props-history-push-on-your-react-project/ It claims that the method has two parameters: path [state] The state param…
Hide items from two or more lists with the same class name
I’ve got two lists with the same class name which show only the first 4 items. When either of the ‘more’ button below them is clicked, I wish to reveal the rest of the items for both lists. This …
Why empty array is getting initialized during the “for in ” loop of javascript without assignment? [closed]
var a=[],i=0,o={x:1,y:2,z:3} for(a[i++] in o); console.log(a); output in Mozilla developer console : Array [ “x”, “y” ] I expect array to be empty as the loop never iterates. …
How to visualize JavaScript wrapper objects?
Lately I read that for every primitive data type, a wrapper object is created. It is this wrapper object what makes it possible to use methods with that data, and that makes sense. I also read that functions are objects. I found out that I can visualize the function-as-an-object through console.dir(). However…
error code 401, HTTP Token: Access denied
I am new to using API’s. I’ve been trying to use this API called Carbon Interface. it supposed to give an estimate of your carbon footprint based on how much electricity you use. I created this quick project to test it but whenever I try to use it I get error code 401, I look it up and it’s …
Send website visitor IP when accessing website
I am working on a personal project and I was wondering why not use a kind of ip logger that logs the ip of a visitor and sends it to a Discord webhook. The code works, but only locally. I tried hosting the code on Glitch but i was getting this error in the console: grab.js: index.html: Answer This answer