I’m learning how to make chrome extensions. I have a content script that will obtain some data and I want to pass them to the popup.html page to display them on the popup DOM. I’ve read about the message passing in the Chrome documentation but I’m unable to make it work. Can anyone help me? …
Tag: javascript
How to mock the useState hook implementation so that it actually changes the state during testing
I’m trying to test a component which renders two different sub-components when its internal state changes from false to true: when it’s false it renders a button that, if pressed, changes the state from false to true and renders the other one. The other is a form that on submit does the opposite. …
Sequelize returns null for Postgres ‘timestamp with time zone’ columns
I’m new to Sequelize and am having trouble getting timestamp data from a Postgres database. Everything I have tried so far returns null for all timestamp fields. Below are the Postgres definitions for the columns in question: These are all the different ways I’ve attempted to define the relevant p…
NullInjectorError: StaticInjectorError(AppModule)[NGXLoggerHttpService -> HttpBackend]:
I keep getting the following error after upgrading my NgxLogger module: main.ts core.module.ts app.module.ts Answer You have that error because your NGXLoggerHttpService is depend on HttpBackend class but HttpBackend class did not import to your providers section in your module.ts. Try to import HttpBackend t…
Sharing the `node_modules` folder between the container and the host
This is a pretty hot topic, but I’ve never actually found a solution. As you probably know, when we have a volume in a container and we install the dependencies (with npm i or something) from a Dockerfile (with default perms), Npm will create a node_modules folder in the container with root:root access.…
Testcafe filter function
I have a filter function for Selector as following which accepts two parameters { subject: subject, from: from } as a dependencies object. But after running this function, I am getting an error ReferenceError: subject is not defined Can TestCafe team please help me with this? Answer In the case of the .filter…
Using javascript `crypto.subtle` in synchronous function
In javascript, is it possible to use the browser built-in sha256 hash (https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/digest#Converting_a_digest_to_a_hex_string) inside a synchronous function? Ideally, I’d like to do something like I already tried things like (async() => {hash = await …
ApexCharts Stacked Columns specific color for series
I Want to Display Data in Apex Charts Stacked Column , with specific color for each series (change the color to Red and Green, for Product A and Product B). Default Apex Charts choose the color. I tried to change the color by add the colors option and set plotOptions,bar,distributed: true. but then the hole c…
React Hook “useEffect” is called conditionally
React is complaining about code below, saying it useEffect is being called conditionally: And that returns me the error: React Hook “useEffect” is called conditionally. React Hooks must be called in the exact same order in every component render. Does anyone happen to know what the problem here is…
How to solve Argument of type ‘boolean’ is not assignable to parameter of type ‘string’ error in setAttribute() function
I have a function which dynamically updates a HTML aria-expanded attribute to true or false. However when I type element as HTMLElement, I receive a Argument of type ‘boolean’ is not assignable to parameter of type ‘string’ As you might have already noticed, this.eotyExpanded is a bool…