I’m implementing Promises for the first time in JS and am getting uncaught in promise exception in console log while running the below code. I am handling the result of the promise return value in the main function as below and am yet getting the uncaught in promise message: The logic behind the data_pr…
Removing Elements through button click within a map function?
I’m building a todo application in which all elements are inserted in a list of objects and then mapped using the map() function. I’m attempting to add a button with every map, that once clicked – will delete the specific element from the list. I’ve read quite a bit of documentation re…
Best way of grouping array objects by multiple values in javascript.ES6
Good day developers Im wondering how I could group an array of objects of different values in specific sub-groups , where in each sub-group my contain objects with specific values according to the key queried. My array would be something like this And i would like to gather by the key make in a subgroup of na…
How can I create a function which treats a passed parameter as a literal?
I am sure that this has been asked and answered before, but I can’t seem to find the right terminology to find an answer. I need to dynamically create a series of functions for later use which use certain values defined by parameters upon creation. For example: Is there a way I can pass i to these funct…
TypeError: Router.use() requires a middleware function but got a string at Function.use
I’m new to Node and ExpressJs development, however, I cannot import a module router created by me as an exercise. It gives me this error: I have already tried the module.exports solution, but it doesn’t work. The initialize function also fails. Here are the versions I am working with: Node version…
Drop down when select the option from ajax another input field appear
Hi i needed some help where if i select a drop down and select from ajax option and a hidden input field appear how can i do it ? This is my ajax and this is my ajax response Where say if i select Price By Recyclables the hidden drop down list appear how can i do it ? Answer
Why these links are different and works same?
What is the different between above two links. And how can i convert Ist link to 2nd link using javascript or regex. Please help and give a expert advice. Answer URL encoding converts characters into a format that can be transmitted over the Internet. URLs can only be sent over the Internet using the ASCII ch…
Fetching data in react returns “undefined” at first time
I have a function component that I control user login with react. According to the username and password entered in the input, if the value returned from the API is true, it redirects to another page, if false, it stays on the same page. When I press the button when the username and password are correct, the …
I Cannot drop generated elements
I am working on a website that can generate templates with drag and drop. I have made an element generator. But the problem is that I can only drag and drop the elements that are already in the “container” as an example ” already button” but the generated items are not droppable. IR…
Vue 3 Composition API state not updating when use function [closed]
Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. This question was caused by a typo or a problem that can no longer be reproduced. While similar questions may be on-topic here, this one was resolved in a way less likely to help future readers. Closed 1 y…