Setting up Netdata monitoring with Slack alarms
Monitoring is a crucial part of running any kind of application. Making sure that you have up-to-date information about the system where your application is set up is very important. Continue reading
Optimistic locking in JPA/Hibernate
The applications written today most of the time involves handling multiple users at the same time. With this requirement in place it’s mandatory to understand the possibilities for handling concurrency Continue reading
Accessing custom attributes in Swagger Codegen
Introduction Customizing your Swagger code generation is easier than you would expect. Adding new custom attributes into your specification file is easy as the OpenAPI spec knows the term extensions Continue reading
Generating Feign clients with Swagger Codegen and Gradle
In the last article, I showed you how to use a custom template for code generation. If you haven’t read the previous parts of the series, make sure you do Continue reading
Using a custom template for Swagger Codegen with Gradle
This article is the second part of a Swagger Codegen series. If you haven’t read the first one, make sure you do it before continuing. In this one I’ll show Continue reading
Generating stubs with Swagger Codegen and Gradle
Introduction to Swagger Swagger is a powerful tool to enable sharing REST contracts with each other. It’s useful in any architecture today and even better if you are thinking about Continue reading
Copying current request information into Feign interceptor with Hystrix enabled
Not so long ago I came across a problem which was related to localization in a microservices architecture which was using Feign for internal service communication. The idea was that Continue reading
Customizing each request with Spring Cloud Feign
Recently I wrote an article how to explicitly pass headers via Feign clients. Now I’ll show you how to customize each request sent via Feign clients, like adding headers to Continue reading
Passing headers with Spring Cloud Feign
Feign is a great way to communicate between services. Spring Cloud has it’s own way of defining Feign clients, it’s done with Spring MVC annotations. Usually it’s a common requirement Continue reading
How much projections can help?
For one of my presentations, I wanted to have some numbers regarding the efficiency of projections. If you don’t know what projections are, read this previously written article. I basically Continue reading
