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-2 votes
2 answers
197 views

Quiz Site Software Architecture Question

I am currently writing an application that is going to be an adaptive quiz-like site for studying. The idea is a user is studying some topic and they are given questions on the site and enter their ...
Logan S's user avatar
  • 11
-1 votes
2 answers
129 views

Architecture for EOD (end of day) stock exchange prices

I need to work out the architecture for a NASDAQ frontend charting application (a desktop app in .Net). Note that this is NOT for real-time quotes. NASDAQ provides an api that gives historical pricing,...
rmcsharry's user avatar
  • 117
9 votes
5 answers
795 views

Re-architecting CPU intensive Node application to handle multiple users

A few years ago, I wrote an application that allowed users to upload a file (it's a very specific file type) to a server. It then sends instructions to the server on how to visualise the data, and the ...
Mark's user avatar
  • 79
2 votes
1 answer
273 views

Does putting a serverless application in a VPC make it more secure?

I have an application which uses lambda and fargate (task) containers for compute, EventBridge for communication, S3 and DynamoDB for storage and exposes data out via an API Gateway. From my ...
Andrew Stock's user avatar
2 votes
2 answers
1k views

Preventing abuse of API which is called via client side Javascript

I'm setting up an AWS API Gateway + Lambda micro-service that will return non-sensitive but user-specific data.This means that the responses from the service can't be cached and served to multiple ...
Commit's user avatar
  • 97
4 votes
1 answer
1k views

How to properly diagram lambda expressions or traversals through them in Architecture Explorer?

I'm exploring a piece of code in Architecture Explorer in Visual Studio 2010 to study the relations between methods. I noticed a strange behavior. Take the following source code. It generates a hello ...
Arseni Mourzenko's user avatar