Vitrin | A simple app that shows categories , subcategories and items | RecyclerView library

I'm working on a csv file that was badly built, I created a regex that only matches quotes that ARE NOT delimiters, in this link I succeeded, however do you think you can optimize my regex to have only quotes and not the letters around, the constrait and that the quotation marks at the beginning or at the end are not taken into account, example:

So I'm trying to make function for preprocessing dataaset in semantic segmentation. but it tells me that my function is not define. Whereas is actually define on there. my code is like this

I am running this code

I want to edit my JSON file using NodeJS, everything work exept the last write, my JSON file get } at the end.

My code :

I'm trying to get the all the values of the product name, link and price shown on the page. Each taking up a row and separated by a comma.

I've written this code that works on a similar site, but for some reason here it only write the first result to the CSV.

I am trying to scrape this page : https://www.sahibinden.com/kategori-vitrin?date=1day&viewType=Gallery&a5_min=2005&a5_max=2020&category=3530

I need to extract links of ads listed on this page. I provide xpath in yaml file and is then read and interpreted by node.js . In yaml file I simply give it this: data: "xpath: //html/body/div[4]/div[4]/form/div/div[3]/div[2]" and in node.js here is how it is interpreted:

I am building a small e-commerce website for my sister and I have a left-side navigation panel to select a category of clothes (all, pants, shirts and so on). You can only see one category at once.

What I am not able to achieve is to change the background color of the selected category like following picture (it's darker because I am using :hover but I want to change the background color on the selected button when the user click on it)

I was thinking to add a new class to the selected button but then how can I remove that same class on the previously selected button?

categories