I watched a video to understand how to use event bus to communicate between siblings, and in the video there was a parent with some data that was sent to the childs as a prop, then a met...

I am learning React Native and this is my first post at Stack Overflow. I'm trying to re-render a button to make its disabled property change from false to true when onPress. This ...

I am trying to run a simple graphql like this. I want to display all data fetched on the screen (for now the console.log would also work). However, everytime I click the button, I get th...

As you can see, a lot of call stack errors. What would be the steps in debugging and fixing it ?

I am using Select2, I would appreciate it in advance if you could help me with the following problem. I have a table where I add elements of type using a button. I am starting th...

There are two files file 1 import { getSingleRunningPromiseFunction } from "./main" const getSingleRunningPromise = getSingleRunningPromiseFunction.bind({ singlePromise: un...

I am trying to set the property value of my pseudo element css class via javascript file. The problem is that I am getting the error shown in the title. Is there any other way to...

I'm trying to write a dynamic web page to drill the user on arithmetic. My intent is for a piece of JavaScript to generate an arithmetic problem, build and present a MathML DOM node to r...

Hi I'm using nodeJs and mongoDB to build an API, everything worked just find until I really don't understand why, any of my requests dealing with the database stopped working. (Model.fin...

Closed. This question is off-topic. It is ...

I'm actually trying to target some DOM elements in my empty state with useState and useEffect hooks. No problem at all, I think I'm doing right. Here's my actual code : const [state, ...

I want to open a modal whenever the user presses enter on the contenteditable field, and also when the user loses focus on the element. The issue is that when the user presses enter, bot...

I have a simple functional component and would like to initialize the state with a boolean, depending on the condition. For example: export default() => { const st = useSelector...

I want to gather information from a Database SQLite with java script, I write that: enter image description here However that doesn't display anything. What's wrong in my code ? ...

Closed. This question is off-topic. It is ...

I hit some c code in Linux kernel: static struct ctl_table ip_ct_sysctl_table[] = { { .procname = "ip_conntrack_max", .maxlen = sizeof(int), .mod...

I am trying to create a Text Editor with an "Auto-Save" feature. This means that whenever the user makes any changes to the current text (e.g. appends or deletes letters, words, lines, e...

I am writing a Factory class that depending on a given parameter would return various implementations of an interface: class Factory { public MyType getType(String param) { if (p...

I want to surf the web (Wikipedia to be Precise) in my app but without using webview. If the user has a query i just want to open Wikipedia behind the screen and get some results. If thi...

I have created a JavaFX programme only using the main java file and I created 42 buttons with the same variable name but different ids using for loops but when I try to implement the sam...