Hi everyone. I'm developing an app in witch I retrieve a list of countries and cities from a csv file that I have uploaded on my MIT app inventor. I'm testing it with companion. The problem is that I have to wait about 58 seconds in order to see my spinner populated with data... How can I solve th…

[image] TIMAI2: Firebase with the Web Component Thank you for this. I will try for web needs. For what regards my first question about local database, I think I will use SQLite, it is very fast. I have slight modified your app (after a fast read of the commands I need) and introduced a filte…

Retrieve data from csv very slow and time consuming

Data Storage

ABG September 10, 2025, 11:18am 7

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