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Software Engineering

Photo taken from the screen showing some lines of code with focus on `style: 'deepObject'`.

TIL: OpenAPI — nullable property in deepObject

If you want to have optional parameters in a schema with the deepObject style, you probably run into problems — at least with the league/openapi-psr7-validator. The easy fix or workaround for this, is to add nullable: true to the parent schema.

Domain-driven Design: Application services vs. Domain services

Domain-driven Design: Application services vs. Domain services

When to put your logic into Application services vs. when to Domain services. Let's see what ChatGPT says about this.

TIL: Documenting Architecture Decisions with ADRs

Today I re-read the article by Michael Nygard, Documenting Architecture Decisions and wanted to mention it in my TILs. * An ADR is like a conversation with a future developer on the project. * “A new person coming on to a project may be perplexed, baffled, delighted, or infuriated by some past

TIL: OpenAPI - Value expected to be 'array', but 'array' given.

How to fix the error: Value expected to be 'array', but 'array' given with league/openapi-psr7-validator.

TIL: Plan more Slack!

“Slack” ist die Regelung, dass Zeit eingeplant ist, die nicht für Stories verwendet werden muss.