I’m trying to write a JS app with MongoDB (I use MongoDB Compass). I have a schema of user: Then I import some data from JSON file like this: After the importing the type of field _id is String. But, if I create a user by method create: the type of _id is ObjectId, therefore, I can’t use methods l…
Tag: javascript
how to write JavaScript object in the textarea(HTML Tag) to get that object by using documentQuerySelector
I wanna write javascript object in Textarea or input field and wanna retrieve those data by using documentQuerySelector. but when I do this it returns a string. IS there any way to write javascript code in the browser and access that code form my javascript file like app.js HTML I use Event for the value In r…
Can’t Push data One to Many Relation (nodejs ,mongodb)
I am trying to insert data into MongoDB database but I get this error Cannot read property ‘push’ of undefined. I can’t understand what is the issue is here in my code. please help me with the solution. I am a Student and learning it. here I am trying to push service into the category Model.…
JavaScript – Stop redirection without user intervention and get destination URL
I want to run some JS in a webpage so I can click elements that will take me to another webpage and do 2 things: Get the destination URL. Stop the redirection. So far I read about adding an event listener to stop redirection: but there’s always a popup and I cannot figure out the destination address. Ed…
Lazy module not found in Angular version 11
This app is trying to load the BookModule lazily with this configuration: And it’s producing the error: Error: Cannot find ‘BookModule’ in ‘./modules/book/book.module’ Thoughts? Answer Seems like your Angular version is 11. The lazy loading syntax changed. It is something like th…
UnhandledPromiseRejectionWarning: DiscordAPIError: Unknown Role in my code
I have a few lines of code that are causing issues, This produces the following error: I have no idea what the issue is and im really confused, any and all help is appreciated. Answer Dude you need to use === instead = in line 1!
Size of HTML elements are different when inspecting with browser tools vs. getting size with Javascript
I’m using several different methods in my Javascript file to get the height of a fixed header on my site and in turn set that height as the padding for the main content (so that on load the content sits below the fixed header. I’m using getClientBoundingRect as well as jquery. Each method returns the same res…
Pass triggering button’s name as props to child modal in React
I am a beginner in React so please be patient with me )) I have a parent component with two different buttons that trigger a child component which is a Modal that must show different data inside it depending on which button has triggered the Modal. Both components are functional components. The child Modal is…
Save TensorFlowJS MobileNet + KNN to TFLite
I have trained a KNN on top of MobileNet logits results using TensorFlowJS. And I want to know how can I export the result of the MobileNet + KNN to a TFLite model. Answer 1. Save the model Save the model this example saves the file to the native file system or if you need it to be saved in
variable (element).style is undefined
why it says variable (element).style is undefined? I tried .style.color=”red”; on a different code & it works! Answer First you have to compare against counter.innerHTML because you update its value.The value of counter doesn’t change and will all the time be 10 as you can see in the sni…