Unanswered Questions

18
votes
0answers
765 views

How to implement a branch-and-bound in a functional programming language?

I am trying to write a branch and bound search on the set of all functions f: D -> R, where the domain size is small (|D| ~ 20) and the range is much bigger (|R| ~ 2^20). Initially, I came up with the ...
12
votes
0answers
243 views

Haskell build and artifact environment similar to Maven

I used to be a Java developer for a long time, but recently, I joined a Haskell team. In the java world, if you have a large project, with several teams working on it, a common approach is to use an ...
8
votes
0answers
269 views

Maintaining State without assignment

I am learning functional programming and I have trouble understanding how some particular scenarios are implemented without the use of assignment. The following simple problem pretty much sums up my ...
7
votes
0answers
162 views

Is it common practice to transform requirement specifications into predicate logic for functional programming?

I've recently been assigned to work on a small project which is being implemented in Haskell. Coming from an OO/imperative background, I'm used to converting requirements/user-stories into use-cases ...
6
votes
1answer
93 views

Whether to abstract small repeating code segments in HTML templates?

(The framework used in question is AngularJS so the question can be translated as "Whether to introduce Directives for small repeating code segments in Views") As a developer who focuses on Java ...
6
votes
2answers
176 views

What's the best way to handle Windows API errors in response to system messages or when I have nowhere to return them to?

This is going to be a really stupid question and I hope it's fine for Stack Exchange at all, let alone just this part of it... Right now, my custom Table control uses panic() functions that print an ...
5
votes
2answers
352 views

Is it possible to use the Android layout system in a desktop java application?

I am lazy, thus, if possible, I would like to only have to design and program a UI once. If I want to create an App for Android and as a basic Java desktop application, is there a way to reuse the UI ...
5
votes
2answers
238 views

Grouping and nesting of REST APIs

My question is around best practice of aggregating or grouping REST APIs. I have a scenario where there are many different vendors, data sources, etc. and I think grouping REST APIs would make a lot ...
5
votes
0answers
85 views

Does Optimistic Concurrency per object imply Serializability if a transaction will never span multiple objects?

Given a system which provides: Optimistic concurrency control / versioning per object (using CAS - Check-and-Set) Transactions that never need to span more then a single object. Snapshot Isolation ...
5
votes
1answer
1k views

How to model hashtags with nodejs and mongodb

Existing architecture: nodejs server with mongodb backend. I have strings coming in describing images that can have #hashtags in them. I wish to extract the hashtags from the strings, store the ...
4
votes
0answers
168 views

Design patterns for navigation between pages on mobile platforms

I'd like to ask you about the best way of handling navigation between pages/activities on mobile platforms. To be more specific - about handling state in more complex apps, about handling 'Back' ...
4
votes
2answers
211 views

Is it necessary anymore to extract logic from API controllers?

I've been working in MVC web frameworks since its they started getting popular with RoR and ASP.NET MVC. I have always been careful to never put "business logic" on my controllers since that couples ...
4
votes
0answers
574 views

How do I resolve $ref in a JSON object?

I have written a single page application that uses rest services to retrieve JSON objects. The JSON objects being returned are C# objects serialized using the Newtonsoft.JSON library. The returned ...
4
votes
1answer
380 views

Which patterns/architecture to apply for “Import Data, Process Data, Export Result”

I was wondering which architecture/patterns to choose for the following problem divided into three steps: Import TestScript Description from File (e.g. .xls, .txt) Process Described TestScript ...
4
votes
0answers
269 views

Identity Design ASP.NET

I am trying to design a system with the below features, and am currently trying to figure out best way to handle Identity : There will be multiple decoupled parts of the system, with same customers ...

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