I feel like the answer to this is a hard no in most languages I’ve used other than PHP, which at least used to have some odd corner cases with stuff like $someArray[‘nonexistentKey’]++. I’m basically looking to write a sparse object where each property is a numeric counter. The counter…
Provide a valid password before proceeding (Codeigniter)
Newbie here. I have a modal where staff can transfer fund to a client. Before transferring fund, the staff must input his/her password before proceeding to transaction. My goal is to have a WORKING FUNCTION about the password validation. I made a slightly working function. I have provided a video below for be…
dynamic transition name for ssr-nuxt page transition
I am trying to use a dynamic transition name for nuxt page transition like this belows this code will be mixined in all page components. But I got two bugs here: Cannot read property ‘transitionName’ of undefined the prevHeight attribute will not change when redirect to other pages I add a wather …
Owl carousel auto play without delay
as you can see this owl carousel has a delay. I think there doesn’t have animation-delay code but it moves after a few second delay where should I fix it? or what should I add to this code? to make it play without any delay. if there isn’t have any way to remove this delay then can you advise me
How to keep drawing on canvas when scrolling?
I’m wanting to implement canvas as background for my website so users can use their cursors to paint on the webpage like this codepen: https://codepen.io/cocotx/pen/PoGRdxQ?editors=1010 (this is an example code from http://www.dgp.toronto.edu/~clwen/test/canvas-paint-tutorial/) The problem is that the c…
How do I transform the results of a Lodash groupBy in a _.chain
I have the following array: After running it through .groupBy in a _.chain, I get the following: How can I then transform it to the following? I suspect that .transform is correct, just can’t figure out how to make it work. Answer
updating state with new state in redux
i want to make a request to my php page to retrieve data until the page is loaded. i made this request with axios’ this request is successful “. i want to change state in store “the state tank is successful but the change is no”. I found an error: TypeError: Cannot read property ‘…
jest ReferenceError: Cannot access ” before initialization
I’m getting the error: ReferenceError: Cannot access ‘myMock’ before initialization Even though i respected jest documentation about the hoisting: A limitation with the factory parameter is that, since calls to jest.mock() are hoisted to the top of the file, it’s not possible to first …
How to access field on an array in cloud function?
I have this cloud function that creates a new document every time I have a new chat. I am trying to access the values on the messages array, but I got undefined on the console log. here is my document on firebase: I am trying to access the messages with lastMessage = data.messages to create a new document wit…
Mapping array with objects of open hours in react
So Im trying to render in jsx a list of 7 days with open hours, taking data from my json file. I want to make it looks somehow like this: Mon 09:00 – 21:00 Tue 09:00 – 21:00 Wed 09:00 – 21:00 Thu 09:00 – 21:00 Fri 09:00 – 21:00 Sat 11:00 – 21:00 Sun 11:00 – 21:00 In m…