Interceptors for Spring WebClient

Understand the outgoing request and the incoming response made by the WebClient in your HTTP requests

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Testing Spring WebClient in Kotlin, with JUnit or Integration Tests

How to test the WebClient in Kotlin, using either JUnit with MockK or full on integration tests with @SpringBootTest

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WebClient for synchronous HTTP Requests

Make HTTP requests to third parties using the Spring WebClient

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Kotlin

Let, also, apply, run, with - Scope functions in Kotlin

Operate on variables in a given scope using let, also, apply, run or with

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Kotlin

Road to Kotlin - Nullables vs Optionals

One step of migrating from Java to Kotlin is the better handling of values that could be null

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Kotlin

Val, var, copy - Immutability in Kotlin

Adding a historical development to entities

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Web Development

Adding historization to entities

Adding a historical development to entities

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Testing

Automated Postman testing with OAuth

Handling endpoints protected by OAuth in automated testing

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Database

Linking entities to users in One-To-Many relationships

Having entities is all good and well, but now we need to link them to the users they belong to

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Security

OAuth token verification in Spring backends issue fixing

Fixing some issues in the Google OAuth token verification in a Spring Kotlin backend application

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