I am new to Javascript and currently working on a website, that changes how it looks by itself over time. One part of this page is a “Typewriter”, that writes out a text letter by letter. This is the code for this Typewriter: Now I want to wait for the typewriter-function to finish with its text b…
Tag: javascript
JS: What are the args in a debounce function
I am trying to grasp a debounce function in an existing codebase I am working on but I have a question that I can’t understand while looking at it. What is (…args) in this scenario? I know it’s a rest parameter but where did it come from and what is the purpose of args here? Why can’t …
How can I add event listener to just button element
Here is my code. then we can find simple button in DOM. Once I click button, script returns or . How can I add event listener to just button element? Answer This is as one of the options… You can use the currentTarget. In your case, it will be like this:
Trying to add a detail product component. React-router
I have a component products which lists every product in the /Productsurl. I’m trying to make another component Detail that displays specific product in the browser. This is the URL I’ve been trying to create Detail/{some id goes here}. The problem is how am i going to know which product clicked, …
How do i find the numbers that is not followed by a word character with regex?
I’m trying to do this thing that searches the number that is not followed by an “i”, for example: 21i and 16, it should only match 16 I tried /d+(?!i)/ but it also matches the 2 in 21i, how do i fix it? Answer So basically you need to find a cascade of numbers that not followed by an i
How can I share methods that call P5.js functions between two different sketches/canvases?
Is there a way to share common methods between two different sketches/canvases? It only works if I’m not referencing any P5.js methods. In the example below there are two sketches and each is loaded into a different canvas element using the instance mode for P5.js. I’d like to be able to write a f…
Appended data to formData in node.js…the data which i am posting to my api is always showing null?
Recently I was trying to append a lot of HTML form values to MongoDB database through an async process this const createproperty are my MongoDB fields which i have taken in an array .. these ids are some id’s from the HTML form which i have put in an array this newproperty will give me the values from t…
How to filter the data from the list and remove the existing room from the data in angular
What I’m trying to do here is to filter the data from the roomList and remove the item from data when they are the same ids. the expected output should be like this: I tried to use a filter and map. Answer Probably best to first reduce() the room IDs to a Set and then filter() based on that: Complete
How to return a character n times before an element react
I want to add a random amount of characters before an element, repeat that element 20 times, with a diffrent amount of characters before each time. For example: An example of what I want to return is Hello World! This is time 1 Hello World! This is time 2 Hello World! This is time 3 Hello…
React Controlled Form with Child /Parent component
I’m building a controlled form with dynamic fields. The Parent component get data from a redux store and then set state with the values. I don’t want to make it with too much code lines so I turn the dynamic fields into a component. States stay in the parent component and I use props to pass the h…