Javascript – NodeJS large data excel
I have some problems on how to write large data to an excel file in a way that optimizes server memory. I read data from SQL database to the server about more than 1 million rows, this takes a lot…
JavaScript asynchronous function executing too many times
The function below is inside another function called calculate(). The calculate function is triggered every time I press a specific button. The problem is for every time I am clicking that button the function below is generating multiple files and…
Getting 502 from Nginx when processing node app
I am running an app with react and node that uploads csv files via react, node then converts them to json, processes the data and finally it outputs an excel file using npm exceljs, the whole thing takes a little…