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9
votes
1answer
812 views

Order and filter Server-Sent-Events in angular.js eventsource

I have a Client in AngularJS where I consume multiple SSE (Server-Sent-Events) in Java from the Server Side (there are multiple endpoints in different web servers in the backend). Diagram link I ...
9
votes
1answer
408 views

Accessing i18n objects from different scopes

I have been building a personal framework of mine which started off as a way to learn the MVC pattern and has progressed now into something that I like more than most frameworks out there (which is ...
8
votes
1answer
2k views

Combining GitHub and TFS / Visual Studio Team Services

I wonder if it's possible to combine Visual Studio Team Services and/or TFS with a GitHub repository. We think both products have their own advantages and would like to work on one repo within our ...
8
votes
1answer
933 views

Injecting data processing logic into class

I want find more elegant and appreciate way to inject processors into CommandProcessorDispatcher class. Or it can be another one solution (the goal is separate each command processing logic to ...
8
votes
0answers
615 views

Is there a reasonable way for a TypeScript class to derive from a Dojo/Dijit class?

DefinitelyTyped has a Dojo solution which uses named modules and may work with legacy Dojo and explicit typing, but these declarations do not facilitate TypeScript import since there are no anonymous ...
8
votes
0answers
2k views

Caching Strategy: WCF Buffer pooling and size

I am currently trying to understand the best configuration for caching. I am using Azure In-Role caching (currently Colocated, but Dedicated at a later point) in a Web Api 2 application in .NET 4.5.1....
8
votes
0answers
417 views

Facebook authentication with an Authoritative Server for a Flash Game

I'm working on a multiplatform game in Flash. This game utilizes Photon Server for authoritative physics and user statistics tracking. I'm looking to leverage Facebook authentication as an alternative ...
8
votes
1answer
471 views

How can I best organise a Jekyll + Bootstrap + Git site?

So after many many many years of building sites from scratch (and doing a lot of the lifting myself) I've dipped my toes into two projects that have been around for a few years that I've been avoiding:...
7
votes
0answers
361 views

Concurrent fault-safe data structure

I am building an application that aims to process ~10M data items per second. Each item is exactly 42 bytes small (including a sorting key) which means the total data rate will not be big 420 MB/s. ...
7
votes
1answer
739 views

Managing private NPM packages and CI/CD

At work we have an application that is run directly on dev machines, but deployed to Docker swarms (a QA swarm and production swarm). The code and CI/CD pipelines are all in GitLab CE. It uses ...
7
votes
0answers
837 views

What version numbers should I assign to builds on different branches as part of continuous integration for NET Core-based projects?

Overview I'm developing a number of .NET Core applications and I've met my current sprint commitments early. Until my next sprint begins, I'm using the slack to look into setting up a CI pipeline for ...
7
votes
1answer
999 views

Should I annotate all the entry points in my library?

In a library project, I see numerous warnings suggesting that I reduce the visibility of public classes and methods. (Or in the case of methods I haven't written tests for, warnings about them being ...
7
votes
0answers
723 views

Implement FBP / Dataflow programming in VBA?

Intrigued by Flow Based Programming a la J Paul Morrison. I wonder if one can implement FBP in Excel/VBA. I searched quite a bit for a Basic-Lang FBP implementation to no avail. I've looked at some ...
7
votes
5answers
2k views

Write data to SQL Server directly from BizTalk or use external service?

An external source will be sending us XML data that BizTalk will pick up and transform into an internal schema. We need this data to be loaded into a SQL Server database as we're going to expose some ...
7
votes
0answers
97 views

When connecting to a server using the DRDA protocol, is it true that the first Client-To-Server command MUST be EXCSAT chained with ACCSEC?

When connecting to a server using the DRDA protocol, is it true that the first Client-To-Server command MUST be EXCSAT chained with ACCSEC? I found 2 different answers when I googled it. If you look ...
7
votes
0answers
136 views

XDIME for Mobile Applications

I'm involved in a project that requires to mobile-enable some previously developed Portlets. The Portlets are deployed in WebSphere Portal, and the container offers a technology called IBM Mobile ...
7
votes
0answers
665 views

Design thoughts on a schema based request object for CXF endpoint

Trying to seek design suggestion on a schema based request object for a CXF endpoint. I've created a CXF SOAP endpoint which takes the following object as an input. The request object will have ...
7
votes
1answer
422 views

Clarification about Event Producer in StreamInsight

I need a small clarification about StreamInsight, I know by doc's that StreamInsight can handle multiple concurrent Events. But will the event producer be a separate function, for ex: I need to watch ...
7
votes
1answer
208 views

Should an interface covariant on T ever implement an interface invariant on it?

I was reading through the Hacklang docs on Collections, and came across this curious definition [paraphrased slightly]: interface KeyedIterable<Tk, Tv> ... interface ConstVector<+Tv> ...
6
votes
0answers
227 views

Implementing new project to communicate with old ones. The correct way

I'm not sure if this is the right place to post this (I'm fairly new, but Stackoverflow and Superuser suggested this site for my question), but here goes. I currently have the following: A frontend -...
6
votes
0answers
142 views

Why does GHC represent recursion in Haskell with recursive binders instead of a fixpoint operator?

GHC's Core data type represents recursion with recursive binders in the Let constructor; as I understand it, all let expressions in Haskell are effectively let rec expressions. Why does GHC use this ...
6
votes
0answers
252 views

Different kind of checked exceptions - Guarantee to only throw X

It is a widely held position that checked exceptions as implemented in Java are a bad idea. If you mark a method as throwing, calling code has to either catch the exception, or be marked as throwing, ...
6
votes
0answers
647 views

Zeromq bidirectional asynchronous transmission?

I have a system which consists of two applications. Currently, two applications communicate using multiple zeromq publish/subscribe sockets generated for each specific type of transmission. Sockets ...
6
votes
0answers
340 views

Rails on AWS Elastic Beanstalk - limitations

I have been looking at AWS Elastic Beanstalk service for the deploymeny of my rails application, and I came to think it was actually a bad idea given some specific requirements of my application. But ...
6
votes
0answers
199 views

Finger Paint path gets huge over time and slows the app

So I am writing a Finger paint app. I have multiple color which user can select. I save the path and paint information inside an array. ArrayList<PaintPath> arrayPaintPath = new ArrayList<...
6
votes
0answers
640 views

How to efficiently query movies with characters via The Movie DB API?

I have a sort of whiteboard style question about efficiently querying The Movie DB API to find a list of characters in movies. My overall aim is to: Search for a movie by title (1 request) Look up ...
6
votes
0answers
4k views

Option<T> functional type implementation and scenarios

Have you ever being implementing Option<T> functional type? It is discussed here: https://app.pluralsight.com/library/courses/tactical-design-patterns-dot-net-control-flow/table-of-contents ...
6
votes
0answers
94 views

Relationship between a mixin and its master invokation

I haven't studied Smalltalk or Strongtalk and am just trying to get an overview of the semantics of interfaces and polymorphism in O/O languages, particularly Dart. In the 2002 paper titled Mixins in ...
6
votes
1answer
2k views

When to use wide column stores instead of document based stores

I have some experience with document based stores (MongoDB and CouchDB) and I am interested in exploring wide column databases. Based on my initial exploration I can grasp a basic understanding of ...
6
votes
1answer
1k views

Loose Coupling Presenter to View in MVP

We work in a Java shop here and our web application uses an implementation of the MVP architectural pattern. Our manager comes from a .NET world, where he has been exposed to the MVVM design pattern. ...
6
votes
1answer
938 views

Alternatives to Pessimistic Locking in Cluster Applications

I am researching alternatives to database-level pessimistic locking to achieve transaction isolation in a cluster of Java applications going against the same database. Synchronizing concurrent access ...
6
votes
2answers
143 views

Which data structures and algorithms should I consider for a directed rooted tree that has high churn?

I need to represent a directed rooted tree in memory. What would be a good data structure and algorithms for performing main actions, given the particulars listed below? Size: ~40,000 nodes. But ...
5
votes
1answer
375 views

Transpiling <XY> language into a custom one

Our company has a legacy assembly-like language with some terrible design choices. I'm pretty sure the language is not going to change, since way too many legacy things might change their behavior ...
5
votes
0answers
90 views

MQ integration: How to notify consumers of upcoming message format changes?

We have multiple microservices communicating over MQ. As MQ messages are the interface/contract between the services, whenever we make changes to the MQ message published by a service we need to make ...
5
votes
1answer
938 views

Git Flow w/ VSTS Build Pipelines

I am trying to marry the git flow approach (w/ dev, test, uat, staging, prod env) & automated build and releases in Visual Studio Team System (VSTS). Slightly struggling due to VSTS needing a ...
5
votes
1answer
309 views

Best practice for grouping related constants

I'm working on Finite Element code in MATLAB, and the number of constants (for instance user input defining the geometry, physics, numerical solution scheme) is substantial. Currently, I've been ...
5
votes
0answers
489 views

Class table inheritance using Slick: always an anti-pattern?

My application's model includes a number of entities that share many common properties, and are operated on by many of the same classes. If I was using an ORM, I'd define an abstract class with the ...
5
votes
1answer
217 views

Proper GIT repository usage that accommodates feature branches and parallel testing

After reading around I found that there were various git workflows being used but there aren't enough (or I just haven't found them yet) info on how to use git properly with having test builds. I was ...
5
votes
0answers
1k views

The best way to convert Dynamic SQL to C#/Linq while joining multiple tables

I am trying to find the best way to convert the following dynamic SQL snippet to C# / Linq. The question is complicated by the use of multiple tables within the dynamic SQL. I've examined the ...
5
votes
1answer
3k views

How to use OAuth 2.0 roles and scopes to secure services

I have secured a REST API using OAuth 2.0 security, and I am not sure on how to configure security access using roles or scopes. There will be three types of clients: Public mobile app client used ...
5
votes
1answer
729 views

git tagging comments - best practices

I've adopted a tagging system of x.x.x.x, and this works fine. However, you also need to leave a comment with your git tag. I've been using descriptions such as "fixes bug Y" or "feature X", but is ...
5
votes
5answers
388 views

Context separation in microservices

I work in a small company and we are about to delve into the Microservices world. As expected, we are hitting a few bumps. Let us focus on a small bounded context: work order. This bounded context is ...
4
votes
0answers
190 views

Is it good approach to await async tasks in object destructor?

I'm currently working on class with some async tasks under the hood. In fact I need to delegate few tasks to asynchronous execution and be sure that all of them are finished before class was destroyed,...
4
votes
0answers
120 views

What is 'hand native' optimization?

In the seminal 1989 Microsoft memo Zero-defects code by Chris Mason (which is still a great read even today), the term 'hand native' is used several times. Some examples: 1. Users measure our ...
4
votes
0answers
112 views

Daylight savings time for real time application

I am building an application on windows forms C# that will run in real time 24 hours a day 365 days a year. This application tracks the time that components are out of storage. I am running into a ...
4
votes
2answers
175 views

Should my service be separated into multiple microservices?

I was wondering - too many microservices usually cause testing and devops overheads + it makes the system more complex. My service is something that handles a large load (from a data stream). It ...
4
votes
0answers
50 views

How to authenticate third-party callbacks that don't support authentication

I'm working on a project that integrates with a third-party service via API, and the third-party uses callbacks to update us on the status of the operations being performed. These callbacks can be hit ...
4
votes
0answers
148 views

Client generated JWT

I'm working with a 3rd party company who are providing an API along with an unusual security approach. The security approach is essentially using a JWT by itself (no oauth). What's odd is that they'...
4
votes
2answers
209 views

Microservice Architecture in Azure - Ideas for improving performance

We are about to develop a microservice architecture with azure functions inside azure. We thought about using interservice communication with durable functions. On app site we want to use an async ...
4
votes
1answer
221 views

What is the state of immutability in Javascript in 2019?

I'm all on board with functional programming in Javascript - particularly within the context of using React and Redux. Something that I've been running into again and again, is how easy it is to ...

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