Questions tagged [architecture]
The high-level design and description of a software system. Architectural design distills away details of implementations, algorithms, and data representation to concentrate on the interaction of "black box" components.
3,479
questions
0
votes
4
answers
217
views
How to test a service that only connects other services
I'm currently scratching my and my colleagues head about whether and how we could test SyncService::syncFoo in any meaningful way
that does not involve basically recreating the whole call tree as ...
- 239
0
votes
1
answer
84
views
Generic message broker based on WCF
I apologize in advance for a long-read question, but i'm hardly stuck here and don`t how to ask for help using fewer words.
I need to implement a middleware service which should be placed between two ...
1
vote
1
answer
135
views
SwiftUI, Core Data/SwiftData and Tight Coupling with the Views
I am starting to work on Core Data applications with SwiftUI. I have a view that looks like this:
struct ContentView: View {
@FetchRequest(sortDescriptors: []) private var todoItems: ...
- 141
-4
votes
1
answer
155
views
Web applications, cookies and GDPR
... or technology stack for compliant web applications.
GDPR among other includes cookies usage defining four cookie types: strictly necessary cookies , preferences cookies, statistics cookies, ...
user432211
1
vote
1
answer
53
views
Handling a single event as broadcast and round-robin depending on service
I have Service A that publishes an event to RabbitMQ. I have two instances of Service B that will use the event to write to its database. I have two instances of Service C that will send the event ...
- 136
0
votes
0
answers
39
views
Using cloud data warehouse as back-end for website
I am building a website, where the main data source is Snowflake, a cloud data warehouse.
This cannot be changed, but we can add other technologies.
There is a lot of data in Snowflake, and the ...
- 101
0
votes
0
answers
90
views
How to use an external event queue with inversion of control (IoC)
I'm working on an AspNetCore application, with a requirement to raise and handle certain events asynchronously using an external event queue. I'll use AWS services as examples here because that's what ...
- 135
0
votes
1
answer
272
views
Single api gateway or one for each microservice
We are going to have multiple microservices and decided to use api gateway. What we couldn't decide is if we should go for a single gateway for all of them or one for each. The reason why one for each ...
- 239
1
vote
1
answer
101
views
Design considerations for data shared across multiple users: is Redis a good candidate?
I have an app that has an assets table like the following:
user_id
code
current_price
1
ALUP11
12.5
2
ALUP11
11.9
user_id and code are unique together and current_price is updated if the user ...
- 121
0
votes
1
answer
133
views
What lessons can be learned from the architecture/combination of ESLint and Prettier for linting and code formatting?
I was looking through the prettier docs and the prettier source code. It essentially has those defined helper functions to layout the text, given an AST. It operates on the level of the whole file, on ...
- 2,585
1
vote
1
answer
161
views
Is it more secure to develop libraries in-house than using existing libraries? [closed]
I (unfortunately) work in a large German corporation, in a department where the codebase is up to 20 years old, written in C++ (actually more like C with the occasional classes, since most developers ...
- 55
0
votes
4
answers
289
views
How to safely store application data on shutdown?
I am writing a Windows Service using the Windows Background Worker Service template. Some data that I track needs to persist between application instances (i.e. after shutdown and restart).
Initially, ...
- 1
0
votes
1
answer
113
views
Does it make sense to create a new service to house multiple features that are related business-wise but tech-wise independent?
We are beginning to add third-party integrations that all have to do with a certain business concept. (If it helps to make things concrete, in our case it's "measurements," i.e. third-party ...
- 425
-1
votes
1
answer
171
views
Using a shared enum across 15 nanoservices [closed]
Originally posted here, moved to code review, redirected from code review back here as there is no code to review. I think the question is enough abstract to be asked here.
I have a mono repo with ...
- 927
-1
votes
2
answers
229
views
Are Physical Firewalls mandatory
I have a Delphi software application that uses non standard port nnnnn to nnnnn+50 with the FTPS protocol TLS 1.3
Until now I was suggesting my customers that the Server Side application needs to have
...
- 13
0
votes
0
answers
66
views
sync over async in K8S
We build up a microservice architecture which is called from above by a REACT SPA. All is deployed in the AWS Cloud, that is to say in an AWS EKS (K8S). We have at most 600 users in parallel.
Do you ...
- 101
0
votes
2
answers
136
views
Implementing feature to show human-readable activity history to user
I'm creating a web app and looking to have a feature to show a history of updates/activities of other users to the current user. For example if another user creates a project. The user should see ...
- 19
1
vote
1
answer
221
views
The recommended Spring Boot project structure leads to repetitive code
When implementing projects in Spring Boot (especially CRUD applications), I often find myself writing a lot of repetitive code that just calls functions and services from lower layers. For example, ...
- 13
0
votes
2
answers
55
views
Architecture question for dynamic 'my actions' list
I am looking to create a "my actions" block on the dashboard of the website.
This block would include all sort of dynamic actions that the user needs to do.
Some examples are:
The volunteer ...
- 139
0
votes
2
answers
134
views
Complicated task scheduling architecture
So I want to make an application in which a user will hit an endpoint to save a job model to storage that includes some metadata to perform a long computation against which will be offloaded to a ...
- 101
1
vote
0
answers
88
views
OpenID Connect and User Management Best Practices
Currently my company has 2 applications that use Identity Server for SSO. Not every client we have uses both applications but some do. The part I'm uneasy about is that both apps have a user ...
- 146
0
votes
2
answers
110
views
How to seperately deploy two components of the presentation layer that both make use of one business component?
Context
I have a multi-tiered architecture that contains 2 presentation layers, one business layer and one data layer. See image below for a visualisation.
Here you can see that there are two ...
- 19
0
votes
1
answer
358
views
In C4 model, "External" means External to the Org or External to the System scope?
I am currently drawing a "C4 Containers" Architecture diagram using C4 Model. The Core Software System of System Context diagram is now exploded further into the Containers diagram (should ...
- 111
1
vote
1
answer
88
views
Moving Transaction Logic to Middle Layer: Pros and Cons
We have an event booking system that allows patrons to add themselves to a waiting list if an event is fully booked. When somebody cancels, the system moves the first person from the waitlist into a ...
- 13
0
votes
2
answers
139
views
Domain Services vs Repositories when backed by a remote service
I'm building a DDD application which is effectively a wrapper around Cognito. As such, everything that this is doing is effectively just a call onto the Cognito SDK.
Where I'm getting confused is how ...
- 129
-3
votes
2
answers
1k
views
Chose between .net 4.8.1 and .net core 6.0 . is the support life cycle an important factor to consider
I want to start developing a long-life ERP system to a customer. now on paper I would chose to develop it using .NET core 6.0 with SQL Server. But one of the main drawbacks which the customer did not ...
0
votes
1
answer
253
views
Ordering events across multiple topics in a distributed system
Our platform is growing in the number of events we're raising, and these different events are often related to one another:
ProductCreated
ProductUpdated
ProductTakenOffSale
ProductPutOnSale
...
- 323
0
votes
1
answer
216
views
Naming for a layer between controller and domain logic
I realize this sounds similar to How is layer between MVC controller and back-end called?, but that didn't quite clarify the situation I'm facing.
I have a backend system - for the sake of an example, ...
- 471
3
votes
2
answers
454
views
Does UML have a grammar that correlates to its diagrams?
UML is generally taught as a standardized way of diagramming software, however, I've heard recently that there's an actual grammar behind it. I've searched the UML specification and haven't found ...
0
votes
0
answers
179
views
Client or API Gateway to perform authentication on backend?
An system called X wants to consume APIs from the backend called Y.
There's a definition from the Systems Architecture Team that states that every request from the X to Y must go through the corporate'...
- 173
0
votes
1
answer
185
views
Architecture for storing generic data
(I am facing this issue with code written in Swift, but would appreciate any high-level pseudocode solution, just so that I may wrap my head around the architecture)
I need to find an architecture ...
- 117
0
votes
1
answer
95
views
Is it safe to make training data and labels as global variables in C?
I'm trying to make this function called walk in C. The idea is that the function takes as parameters a point in space (represented by an array), a function (pointer), and a step size / learning rate ...
- 413
1
vote
3
answers
334
views
Is layered architecture style inherently monolithic?
Overall cost and simplicity are the primary strengths of the layered architecture style. Being monolithic in nature, layered architectures don’t have the complexities associated with distributed ...
- 169
0
votes
1
answer
90
views
How to improve a monthly usage quota system for an API with growing number of users?
Couple of years ago, I designed an API service which has a limit on the number of requests per month per user. To track the monthly usage of each user, I used a table called monthly_usage. The table ...
1
vote
1
answer
279
views
How can I restore an entity from the database while keeping my entities database-independent?
Background
I'm currently working on a project using domain-driven design and Dapper as my ORM. The entities are naturally slightly different than the tables in which they are stored (e.g. _id is ...
- 225
0
votes
0
answers
47
views
System Design for filter and notify user
I'm currently trying to design a notification system to notify users about data that match with they interests. Today we have a similar system running in production, but doesn't have a good ...
1
vote
2
answers
175
views
Is ASP.NET's default recommendation of registering dependencies in the Web project bad practice?
Something that's bugged me for years now about ASP.NET (Core) is that it's standard practice to set up dependency injection in the Web project, whether through the Startup class's ConfigureServices ...
- 1,318
0
votes
2
answers
98
views
Where to check preconditions in multi functions
In a library, there could exist three types of functions. The first are those which are visible to the user i.e. their declarations are installed in the library's include directory. The third are ...
- 109
0
votes
1
answer
167
views
How to deal with overlapping domains?
I'm a Java developer and I'm try to separate my code to packages (modules, services, whatever the chosen unit of functionality is). Let's say I'm creating a system that tracks employees and the ...
- 391
1
vote
3
answers
575
views
How to handle dependencies between microservices all called within one large service
We are working on a suite of Python 'services' each of which is basically an application that does some calculations based on a domain (data) model and returns the results. These services are designed ...
- 21
0
votes
1
answer
261
views
How to avoid side effects in complex code
Our team is working on software that does a lot of calculations, inputs are quite immense structures and outputs are calculated data for the GUI (around 10 tables, warnings, and other messages ...
- 391
0
votes
2
answers
118
views
How can I track the status of multiple messages in asynchronous processes?
Let's say I've a sendMessage endpoint. This endpoint looks at configured message destinations and then puts 1..N messages into a queue (e.g. {userId: 3, type: SMS, trackingID: X} and {userId: 3, type: ...
- 149
2
votes
4
answers
298
views
Multiplayer FPS Architecture
I'm creating a multiplayer game and have been having some trouble creating a good architecture for the server side.
So far on the server we store a list of player which are the actively connected ...
- 131
23
votes
6
answers
6k
views
How important is it to clearly understand requirements and architecture before starting to code? [closed]
Whenever possible I have been requiring an understanding of the requirements and architecture for the next scope of work before starting to code.
Sometimes due to schedule pressure on larger projects ...
- 377
0
votes
1
answer
247
views
Are there any guidelines for calculating hardware requirements in a containerized environment?
At an architectural section of an interview I was asked to produce hardware requirements for a certain system I designed. It was a microservice-based system which runs in Kubernetes, Openshift or any ...
- 307
0
votes
0
answers
26
views
In a layered backend architecture is the repository/manager part still relevant? [duplicate]
We all know that in a layered backend architecture we have the Controller (or view) > Service > Repository (or Manager)
The Repository part is the part that retrieves and updates the DB.
But now ...
- 133
1
vote
3
answers
114
views
Selecting a large set of information from a database
So this is a topic I have never really tackled, so bare with me as I try to describe my issue and the scenario.
I have an API endpoint in my service that sends emails to a bunch of users. The set of ...
- 223
-1
votes
1
answer
97
views
"Select All" in Table is now sending too much data to Server via API - Alternative Ways to Send to Server?
Outline of the current architecture of our web app outlining the issue I'm seeing
Client-side app is React, talking to a server running the Play! framework via an API.
On the page is a table that ...
- 99
0
votes
0
answers
79
views
REST API design - Categorised response objects - All, Sub, Dub movies paged response
I am having trouble deciding what is the best way to implement a REST API which does the following:
When page gets loaded, it displays a list of Movies and above is a category selector tab (ALL, SUB, ...
- 1
0
votes
1
answer
186
views
Is it secured to accept and execute user provided CURL commands
Assume you have to figure out a dynamic way where the user can provide an API call to hit in the backend
for example, user to provide a webhook to call on his end server
So, An idea for users to ...
- 441