super-mario | Create a Super Mario game in vanilla JS from scratch | Game Engine library

In my sheet I have the range E10:E34 which contains URLS.

I also have the range C10:C34 which contains the references.

In the range I10:I34 the following formula should go:

=IF(SEARCH("URL";URL cell A1notation);"reference";"")

This formula, converted to real data, would look like this;

=IF(SEARCH("https://collaresmolones.com/wp-content/uploads/2021/01/Mi-vecino-Totoro.jpg";E10);"322";"")

I am working with Google Apps Script so that it converts the formula automatically with the data of each row, that is, with the URL, the A1notation cell of the URL and the value of the reference.

This is my code so far:

For lazy-loading visualization, I'm attempting to apply a fade-in animation style class only to images that have not been cached in the browser.

To determine if an image was previously loaded and cached in the browser, we can employ the HTMLImageElement.complete property in a function like this:

I wrote this code to scrape from a game database at here.

It actually works pretty well, and I'm able to scrape the data and manipulate it appropriately, but it seems like I must be doing it in an inefficient way because it spits out the data I want 50 times over... Let me explain:

Below is the code for my crawler:

This is my code, I want to collide my two pictures, but I get the Error below. I really need help on my school project. What is the problem of my code and how can I fix it?

I tried print(pygame.sprite.collide_rect(bg1rect, bg2rect)) and keep getting the following error:

...