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Michał Kostewicz

Hi! I'm Michał Kostewicz, creator of this blog. I'm living, studying and working in Warsaw, Poland. My speciality of study is IT on Polish-Japanese Academy Of Information Technology. Currently I'm working as a Java programmer and honestly love my job. I have wonderful wife and daughter that I loved even more than my job.

Analyzing data stream with Siddhi and Spring Boot 2

5 minute read

How to create simple data analyzing application in Siddhi and use it with Spring Boot 2 app

API documentation with Spock and REST Assured in Spring Boot 2

4 minute read

How to properly configure REST Assured with Spock in Spring Boot application

Spring Boot 2 with Apache Camel and SQL component.

2 minute read

How to run Apache Camel route with SQL component in Spring Boot 2.1

Simple Hazelcast configuration in Spring Boot 2 application.

3 minute read

How to configure Hazelcast in Spring Boot 2. Simple use of Hazelcast in small distributed system.

Using Kafka Streams to search for suspicious traffic in log stream.

6 minute read

Searching for suspicious traffic in the log stream using Kafka Streams. Joining streams and saving in MongoDB. Using HTML5 Server-Sent events to stream data ...