All Questions

I am trying to apply restrictions on a graphQL schema on a Java application, based on domain. I would like the whole schema to be restricted to the domain "admin.org". However, I also want ...

I am using AWS CodeCommit with CodePipeline. I have two totally separate AWS accounts, one for test and one for production. I have identical Code Pipelines setup in each account, each with a ...

I am writing an API function using DRF where I want the API execution to stop if it fails in any of the steps and return an appropriate response. So I created a custom exception which takes an error ...

I'm very interested in the topic of parsers, especially in the topic of parser combinators like Superpower. The problem with them is that the grammars that they can work with are a bit limited. For ...

I'm backend developer working on a very backend heavy application. So most of the business logic is writen in the backend. In our project we are considering a full rewrite of the frontend. Currently ...

As far as I know, circular dependencies are something to be avoided, yet I find myself often in a situation where I've got some Object, and an ObjectManager, that is supposed to "oversee" ...

We are building a system that allows users from different regions to upload large files(>10G). We are looking for some sort of feature that can monitor and notify our service when blob upload ...

I’m learning a lot of from Combine thanks to an amazing book in raywenderlich. Currently i’m writing an app and following the clean MVVM architecture. Then I have the following layers: Domain(...

Whenever I do temporary fix I want it to really be temporary. However, there is no way to come back to it later, as the fix might be a part of a bigger issue. Let's imagine that we have for some ...

There is a system A and B which should communicate, usually via an API from system to system. To Have no coupling between A and B (A should not have implicit knowlegde of what B needs to process and ...

I have an ASP .NET web application dashboard that is used to send notifications to several .NET desktop clients. The current implementation is that the web app writes the new notification to a ...

First actually I don't think Git is a specific involved tool here, it can be any other Source/Version Control tool (TFS, SVN, ...). The point here is how to deal with the scenario in which I have ...

The microservices are going to be owned by a specific team. These microservices each will have their own resources such as DB, API Gateway, queue e.t.c. Other teams will have their individual ...

Need to integrate with a legacy program but cannot change its source code, currently the program can print text label, we would like to change its print result as QR code, i.e., when the program sends ...

Details In most cases, it is prescribed what kind of programming language to use with what framework. In my question, I'm pointing to those situations when there is no requirement for the stack. I ...

I been learning to program by reading tutorials and playing around by myself but when it comes to more "conceptual" questions it is hard to find answers. For example a few months ago I ...

I would like to convert an off the shelf tablet running android into a dedicated system running one single page application. I have purchased the following off the shelf tablet for use in my project, ...

I have a composite object (I will call it A) that has fixed number of sons (I will call them A1 and A2) All of them have an Accept(Visitor) method. I have a GUI, A is the main window that consists of ...

I have a varying number of tasks. New tasks can be added, some tasks can be removed. But those operations happen rather infrequently (once or twice per week, and adding is more common than removing). ...

I have a design dilemma for a DB I'm creating for an e-commerce platform I want to develop. I have 3 different actors interacting with the website: Customer Manager Supplier Those 3 actors have the ...

The application I'm currently working on is deeply coupled to the UI framework in use (Qt at the moment). I would like to separate the UI-specific code from the rest as much as possible, with the goal ...

Update: No. This question is not opinion-based. The question: "Is xyz an SPA?" is opinion-based. The question: "Is veSPA an SPA?" is opinion-based. The question: "Is there a ...

Let's say that I have a list of financial transactions that I need to read in from the file. I want to make the best guess I can at what account should be credited/debited based on the transaction ...

I'm currently building an API and a web app for an internal warehouse system using NET Core. I have the core entity structure, that goes like this: "Material" has many "MaterialSubtypes&...

I have a timer function that calls a group of APIs asynchronously and then converts the XML responses to SQL Server records to an on premises database. I want to send a message in case there is a ...

I'm starting to define how issues should be handled in GitLab. Most specifically whether the author should be editing the original issue to keep it up to date or use only comments. Let's say that you ...

I need to make an UC diagram for a project of mine, but I don't know when to use include or extend. My actor (a Professor) can choose one of his students and do some operations (ex: see his grades), ...

I've created a service application that import orders from an SQL database. Right now I'm manually entering the data into the database, but in release a 3rd party application will export orders to the ...

FYI I originally posted this on reddit, but figured the more eyes I get on this the more likely I am to get some input. Hi guys, I wanted to hear how you guys went about implementing and securing ...

My Nodejs microservices currently running on Kubernetes are communicating over REST. Does the request-reply model of NATS, which replier needs to return (large data ~ 500kb currently single endpoint ...

I am building a REST API for warehouse inventory picking. I have a very shallow understanding of REST, so to me that just == stateless and try to make your URL mappings nouns instead of verbs. The ...

I am setting up a Github repository for a project that will have multiple Microservices. I have created a sub-directory for each microservice under One Repository. ProjectRepository \Services ...

i'm having trouble understanding the 8 Lehman's laws of software evolution and my English isn't that good :( Can you please give me a quick explanation on Lehman's laws in simpler terms (Specially the ...

tl;dr: Is it a unit test or an integration test, to ensure that the inputs to a mocked dependency were correct? More details: Suppose I'm given a requirement like this: Create a function that returns ...

We have 1 frontend developer and 2 backend developers and 1 QA. QA is responsible for writing the end-to-end tests using Cypress. FE developer writes the unit tests. Backend developers write the unit ...

After studying some basics about n-layer architecture, I face to a new proyect where my database is an ERP and the way to connect with it is via API calls. I can perform queries to obtain data but the ...

As I understand it, the process of K means clustering takes a set of sample points with k arbitrary centroids and uses Euclidean distance to classify the points closest to centroids to k groups. What ...

I was reading some code and stumpbled over a weird if assignment: #define compVal 1 uint someVal; ... someVal = 1; //or 0, large 1 not allowed! ... if (someVal & compVal) ... so the code should ...

I'm kind of new to this "separate your methods from models" (yes I was one of those developers). From what I understand I have to separate everything into models, services and factories. A ...

So, let's say you've got a function foobar() which can function with a variable number of parameters inputted into it, and has different behavior for each of them. How do you get this to function ...

With threads you could use Semaphore, mutex, ManualResetEvent, etc... to sync a shared data, how do you accomplish the same thing with tasks? Essentially, if I have shared data between different ...

I am developing virtual machine for prototype-oriented language. And i found one problem. I dont know how to write interpreter that can be tested using unit tests - naive implementation of interpret ...

We are developing a serverless application (AWS API Gateway, Lambda, and Dynamo) keeping users and groups in the same microservice as they are being stored in the same DynamoDB table. REST endpoints ...

I have seen this talk (no need to watch it) on how to structure your Go applications several times and I still can't conciliate with the way she strictly separates her domain objects. Her sample app ...

We have a .NET application where we need to scale a background job worker IHostedService to perform a long running task of compiling/building code requested by front end clients. Each task will ...

I'm having an issue with dependencies in a C# app that I'm creating. I have an assembly for my authentication process, and a separate assembly for starting up the main program once authentication is ...

I am part of a team that is working on a financial system. The current design of the system has many operations that soft delete records (it sets a deleted_at column to the current date which is then ...

I'm working on some tooling that will help speed up the process of setting up a new computer for new developers. I want the user to be able to execute many tasks either as one task or grouped together ...

In our team we are currently discussing which technology makes more sense for an upcoming feature - HTTP polling vs WebSocket. To give some context: We are developing a TV streaming application (...

I facing some issues trying to design a good solution for this context: there is a complex car entity (many properties and many entities linked) similar to an aggregate root I have to calculate the ...