I’m working on a project where I need to build a 5*5 grid that is populated by random alphabetic characters(there can be more of the same letter). I’ve built this function, but the problem is that it’s always the same letter showing when rendering and in the log the letter is never repeated.…
Category: Questions
Chart.js- Dates not displaying correctly on chart and axis labels not showing
I’m trying to label my axes on my chart. I’m using chart.js v3.9.1 and I believe I’ve followed the documentation, however the labels aren’t showing up (see below): health_hub_tracker.html: views.py: You will also see that on my x axis- the dates are coming through as a sum. The data I …
Circles in canvas not revolving properly in proper circle
I’m making a simple program using canvas where I have a sun, and there are three planets rotating around it. I managed to make the Sun and the planets. However, when I try to revolve the planets around the Sun, for some reason the planets do not revolve in a perfect circle. Here’s my code: You can…
Convert a Javascript function into an “funcref” for a WebAssembly.Table
I am trying to place a Javascript function inside a WebAssembly.Table, where the element type of the table is required to be funcref. The following lines can be executed in node but raise an exception when I try to put the function inside the table: The exception is: TypeError: WebAssembly.Table.set(): Argume…
Angular: Type string is not assignable to type date
In Angular, I wrote a code as below. FYI, the type of created_date is Date. However, in here, I see the error as – type ‘string’ is not assignable to type ‘date’. If I amend new Date before the formatDate(…) then I see the unwanted result. How can I get the result with the …
Adonis 5 how to get pivot_column from $extras and inject into preload
I created an extra column on my manyToMany decorator and know how to preload my data based on its value. my question is how can I actually take that value and insert it to it’s relevant preloaded data or insert them into a new array on parent model, in other words how can I bring back the extra pivot_co…
Reverse a string except for the characters contained within { } with javascript
I need to reverse a string except the characters inside of “{}”. I know how to reverse a string but I’m not sure how to create the exception. Please help. Answer Or, maybe, this is what you want? The RegExp /}w+{/g will find any string of characters and numbers (w+) that is enclosed by } and…
How to implement multiple functions on a single event handler?
I have this simple react native app that on button click it redirects user to a page. I’m saving data in a cache so that if user clicks the store button it stores data and after refresh it sets store data. However, I would like to implement this logic on a single button, not on 2 different buttons as it
Javascript serial queue using async?
I have the following code: When I run the code above I get this: To do that I referenced this link: https://caolan.github.io/async/v3/docs.html#queue Could someone help me understand why the “serial” nature of the queue is not respected here? I set concurrency to 1 when I created serialQueue but, …
React’s useRef hook doesn’t take a function?
I’m used to passing functions to useState, so that i don’t create unnecessary objects: I expected that useRef would work the same way, but the below returns a function instead of calling it once to intialize, then returning the prev created object after that. I suppose one could do something like …