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The 2024 Developer Survey results are live! See the results

All Questions

0 votes
1 answer
105 views

Best way to calculate profit/loss with historical data

Problem I need to build a profit/loss graph for a mobile app. The api from which I can get the historical price data only allows me to retrieve 1 item at a time. If the user has 500 items that would ...
Arturo's user avatar
  • 101
3 votes
1 answer
873 views

Does it make sense to apply interface segregation to a facade?

In my project, we have a couple different back-end APIs/endpoints that are called by the same front-end page at different times. All of these endpoints are sort of related to the overall "theme" or "...
Ryan Palmer's user avatar
0 votes
1 answer
277 views

How to Redesign and scale legacy MVC application

I’m working with legacy web app for managing an animal shelter which need to be rearchitected/redesign, so it can scale and be possible to deploy in a central location. Currently it's physically ...
Cyberman's user avatar
4 votes
2 answers
855 views

Where should HTTP calls resides in a layered architecture?

I have a client which depends on data fetching from two different domains. Client fetches the data from Domain "A"'s API layer and Domain "A"'s Data Depends on Domain "B" There is an implementation ...
Kalanamith's user avatar
14 votes
7 answers
8k views

How to architect user authentication from client applications?

I've been developing an application which will support many users. The thing is I'm unable to figure out, how to authenticate the client/user. I'm building an app like http://quickblox.com/ where I'...
Alok Patel's user avatar