17,182 questions
Best practices
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Should I use the BFF pattern or store access token in memory and a refresh token as an http only cookie? Or scrap jwts and just use sessions
System Overview and Token Handling Question
I work for a company with 2 developers. We are building new systems and currently have the following resources:
An accounting database
A user database
An ...
Best practices
0
votes
1
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39
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How to integrate a new authentication microservice (v2) with a legacy monolithic system (v1)?
We currently have a new microservice that handles authentication, authorization (RBAC), and KYC as part of our v2 architecture.
We also have an older legacy system (v1) which is fully monolithic — ...
Best practices
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2
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46
views
Best method to manage metrics of prompts that are stored in a git repository
We are building an LLM-based application which takes a lot of user data from various internal sources.
It then sends the data to various prompts which provide the answers needed to fill out forms ...
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Best practices
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40
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Prompt managing storing in git v.s. db
We are building an LLM-based application that takes a lot of user data from various internal sources and sends the data to various prompts which provide the answers needed to fill out forms correctly.
...
- 3
Best practices
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votes
1
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61
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What is the best implementation for probably a simple idea I have?
Here's what I want to do: I want to store files onto my office's computer.
I lack experience in terms of completed solutions. I’ve only built a prototype once via ChatGPT, and I want to ask if this is ...
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1
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86
views
Should one service call another service or use the repository directly? [closed]
I'm learning Clean Architecture and I can't figure this out.
Imagine this scenario: I have a ServiceA that calls its repository:
public class ServiceA : IServiceA
{
private readonly IRepositoryA ...
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Advice
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16
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Document generation EA Sparx
I made a report package for document generation. At each model document (in the report package) I attached a template. The template contains a fragment. For the fragment we use a SQL query. In the ...
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Best practices
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3
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52
views
How should I structure NestJS services when one endpoint needs to update multiple entities (e.g., InvestorProfile and TaxProfile)?
I’m working on a NestJS + TypeORM backend and ran into an architectural question as my codebase evolved.
Initially, I had a simple setup:
InvestorProfileController handles PATCH /investor-profile
...
- 6,151
0
votes
1
answer
90
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How does the LDA instruction interact with RAM and IR on MU1 architecture? [closed]
I am trying to understand this LDA instruction.
After the fetch instruction, IR holds LDA S.
1 - In the first step, DIN = [IR], IR is supposed to be interpreted as an address (because of the brackets),...
Tooling
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votes
1
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55
views
Dealing with third party rate limits
I have been working on AWS Serverless Lambdas and now having issues with third party rate limits.
Context
A Lambda invocation triggered by an event:
calls a third-party API 4 times,
runs some logic,...
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Best practices
0
votes
1
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45
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How do you handle CI/CD for APIs? I’m stuck on how setups with multiple local/staging/prod fit together
We built a CI/CD monorepo -- it makes intuitive sense with local/staging/prod. You push small commits and it auto-deploys. That makes sense when you just have that one pipeline for one app.
But now as ...
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Best practices
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votes
2
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122
views
How to model and persist entities whose state changes over time
I’m designing a domain model where some entities evolve over time, and I need to keep a historical record of their state that can be retrieved later.
A simplified example:
A Credit Line represents a ...
- 605
1
vote
1
answer
49
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How do I redesign a broken multi-service system where the entry point and child services are out of sync?
I recently joined a startup that has a pretty messy backend setup, and I’ve been assigned to sort it out.
Here’s the situation:
There’s one main entry point (a federation/onboarding service) that’s ...
Best practices
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votes
2
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84
views
What is the best practices to delete outdated data from the SQLite database on the server?
I have a Golang server (pet project) and each second I add 2879 bytes of data in database. At the moment I'm about a 1GB of data. I want to cleanup the database to avoid a moment when I'm run out of ...
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Best practices
0
votes
2
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59
views
Hexagonal Architecture: How to orchestrate complex business workflows?
Problem Statement
I'm implementing a complex business workflow using Hexagonal Architecture (Ports and Adapters), but I'm struggling with how to properly orchestrate.
Business Workflow Requirements
...
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