On Software Architecture Decisions, Evolution and Engineering
Deliberate and thoughtful architectural decisions that solve real business problems and mitigate enough of the real risks, is the RIGHT and the MIDDLE PATH way to go.
Category: software architecture
Some More Lessons Learned in Event Driven Architectures
In this post I present some finer grained lessons we’ve learned (a. k. a burn marks) since then having solved some foundational problems that surfaced due to not paying enough attention to the failure modes inherent in EDAs, upfront
Curious Case of Database Transaction Deadlocks Using TransactionScope
We built an event driven system in my team over 2 years ago that sometime back ran into database transaction deadlock problems which puzzled me enough to want to take a deeper look into what happened. This mini-post is a bit of documentation of that investigation.
Converting an ASP.NET Core MVC App to Blazor SPA – Part 3 (Authentication + Wrap up)
The central idea around Blazor auth is for the UI system to be able to query the authentication state of the user and render different views. Blazor uses AuthenticationStateProvider to query this auth state via the AuthorizeView component.
Converting an ASP.NET Core MVC App to Blazor SPA – Part 2 (The Frontend)
Given the fact that there is no shortage of SPA frameworks and libraries like Angular, React, Vue, Knockout ad inifitum, for building the new frontend app for my app, I decided to go with Blazor.
Converting an ASP.NET Core MVC App to Blazor SPA – Part 1 (The Backend)
I have a personal expense tracking app that for the last few months I’d been working to migrate away from MVC towards more modern client apps whilst reusing the backend code and logic.
Mars Rover Programming Kata using DDD+TDD+Ports and Adapters
A few weeks ago I came across this Mars Rover programming challenge/kata and being a bit of a space buff, I thought I will take a crack at it.
Some Heuristics for Mocking vs State Verification in TDD
In this post I will share some of the TDD heuristics that I have found useful on when you should use mocking to verify interactions and when should you resort to state verification.
Recovering from Aurora Database Failovers and MySql Connection Pooling
Recently a planned AWS Aurora database failover/master reboot caused database connection failures in one of our services which caused me to delve deeper into how MySql driver manages connections under the hood.
Migrating ASP.NET Core 2.2 App to ASP.NET Core 3.1 on Azure App Services
I recently migrated my ASP.NET Core 2.2 app to ASP.NET Core 3.1 so I thought I will document some experiences and learnings from this exercise. The ASP.NET Core 2.2 app … Continue reading Migrating ASP.NET Core 2.2 App to ASP.NET Core 3.1 on Azure App Services
Value of Documenting Architectural Decisions
“I’ve already written code once, now why I do need to repeat the same thing in text?”
IIS App Pool Recycles Will Wreck Your Long Running Background Jobs
We have a batch process that runs every morning, processes a bunch of data gathered out of our central e-commerce database and publishes messages on a queue for another service … Continue reading IIS App Pool Recycles Will Wreck Your Long Running Background Jobs
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