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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.

Predict future price in Polish stock exchange using Tensorflow and Jupyter Notebooks

5 minute read

How to use RNN neural network to predict price in Polish stock exchange. Using Tensorflow and Jupyter Notebooks to train, test and plot data.

Custom PermissionEvaluator in Spring Boot 2.0

4 minute read

Create custom PermissionEvaluator in Spring Boot 2.0. Basic usage in controllers and thymeleaf views.

Microsoft Reporting Services URL client using Spring Boot 1.5 RestTemplate with NTLM authentication.

2 minute read

How to download report from Microsoft Reporting Services using URL request. Configuring Spring RestTemplate with NTLM authentication.

SSO in Spring Boot using Kerberos authentication in Microsoft Active Directory

7 minute read

How to configure Active Directory and Linux to perform single sign on authentication using Spring Security with Kerberos protocol. Step by step instructions ...

Spring Boot 1.5 with Camunda 7.7. Camunda REST request in service task.

1 minute read

How to send REST request from Camunda service task configured in Camunda Modeller