At the last BOB-conference I gave a tutorial about functional programming (fp) with Kotlin. I approached the topic starting from the basic properties of fp and how this can be done using Kotlin. Then, I moved to to a little bit more sophisticated topics regarding the use of fp in the real world with some performance measurements.
Continue readingWebSockets provide a flexible bi-directional way to communicate between the web browser and the backend server. In particular, it allows the server to send push messages to the client in order to inform it about data updates and the like.
However, the Java API only allows for static Object encoders and decoders, i.e. they cannot use dependency injection. We will show here to circumvent this problem and provide extensible message encoding using JSON.
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