I’ve been trying so hard to understand javascript as I know only Python. I generate javascript codes using Python, to run it on Google Scripts. I was able to automate creation of any number of Multiple Choice Items by generating codes to be used as script, but I could not figure out how to make a script…
Tag: javascript
How to add and remove multiple checkbox values and update nested array in React state hook
I am using React Context to create a multistep form, the form must keep the selection when the user clicks the next or previous step. I am using the below code and it’s working fine until I reach the stage to add multiple features using the checkbox, once items are checked, user can go to the previous s…
How to use both props and mounted() with NuxtJS?
I’m new to NuxtJS and I’d want to use window.addEventListener on a particular component used on my page, but also remove the event when we change the page. In React, I’d do something like this: But, how do I do the same behaviour with NuxtJS 3? The problem is how do I remove the event once t…
I have this python code that I am trying to turn into javascript but I cant seem to figure out which if statement. to use
This is the python code im trying to convert into javascript. I want to be able to write anything and get each letter written to the page. This current code writes ‘a’ even if you put the wrong letter. How can I input something and have it write to the page? Answer Many issues. = is assignment and…
How to insert an array to another array at each iteration of a for loop in javascript
I have a function to bubble sort and I want to save the array after each swap into another array. The bubble sort is working properly and I can log the array after each swap to the console. But I cant seem to push to the other array properly. Here’s my code : Here’s a screenshot of the console :
jQuery/Cheerio: How to recursively get certain elements by name/tag?
I’m trying to make a bot that scrapes links from a website. I am running in to some weird error that I cannot figure out. My guess is that the second if statement is failing to check and also my unfamiliarity with jQuery is not helping. Error: element.each is not a function Answer I’ve tried to cr…
Bootstrap: allow opening a modal without activating collapse on parent
Simple situation here: I have a Bootstrap 4 table with rows that I want to be clickable to expand additional, hidden rows. So the entire tr has data-toggle=”collapse”. However, inside that TR are some buttons that I want to open modals without activating the collapse. I can’t seem the get th…
JavaScript: Search string from position
JavaScript has two useful methods, both which nearly do what I need. String.prototype.indexOf() will search for a substring and return its position. It has an optional position parameter which is the starting point of the search, so you can easily find the next one. String.prototype.search() will search a str…
Javascript – press enter key after updating input value
I am trying to press the enter key programmatically using Javascript, but only after value of an input is updated, also using Javascript. It is updating the value successfully but the enter key press is not taking place. Please note that there are multiple inputs and the following code is inside a loop for al…
I can fetch data based on my query, but then the fetching never stops. How do I limit the fetch requests?
As I type in my search, the data will fetch from the API properly. The problem is that it keeps fetching several thousand times until the API throws an error. I successfully implemented an abortController, but I feel like there’s a less abrupt way to stop a fetch. I am using the useEffect hook based on …