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Author Archives: Alexey Zvolinskiy

Alexey is a test developer with solid experience in automation of web-applications using Java, TestNG and Selenium. He is so much into QA that even after work he provides training courses for junior QA engineers.

GeekListener v.3

Hey there! It’s time for #GeekListener v.3. The last week was poor to good tweets. It’s very strange because so many events occurred. Devoxx Belgium and Morocco are finished, Spring Boot 1.3 released, TypeSafe Monitor 1.0 and many other thins. But let’s try to look at all of this through the prism of tweets. So Nick De Cooman starts our ...

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Introduction in Java TDD – part 1

Welcome to an introduction in Test Driven Development (TDD) series. We will talk about Java and JUnit in context of TDD, but these are just tools. The main aim of the article is to give you comprehensive understanding of TDD regardless of programming language and testing framework. If you don’t use TDD in your project you are either lazy or ...

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#GeekListener v.2

Hello everyone, java and scala developers, big data engineers, geeks and random readers who opened the #GeekListener digest. So what was interesting on the previous week? There are a banch of things: echoes of the JavaOne conference, java lambdas, education, scala stuff and a humour which you may expect from me. So let’s begin! Stuart Marks starts the #GeekListener digest ...

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Scala: working with JSON

Working with a JSON is very common task in a software development process. In Scala you can do it in many ways, either with help of Java popular libraries such as Jackson or using Scala specific libraries. How to make a right choice from the Spray JSON, Play JSON, Argonaut, Jackson, Rapture and many more? One day I received a ...

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UA Web Challenge Conference: SpringIO for startups

spring-interview-questions-answers

On this week I was speaking on UA Web Challenge Conference in BackEnd section. I’ve chosen strange topic of my talk – “SpringIO for startups”. What is the result of it? I’m going to summarise below. Within three past years I’ve been developed different personal web projects. I never called them “startups” further more no one from them are in ...

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Automated testing of REST-services

Despite I’m a Java and Scala developer I still passioned a lot in testing of software. If to be more precisely – web applications. It’s really interesting to develop web app and be confident that the apps have a good quality. When I’ve started a career the most popular web architecture was MVC (Model View Control) and there was pretty ...

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Spring Boot & Swagger UI

java-interview-questions-answers

I have not developed Spring web applications from scratch for one year and maybe this period of time will be even longer if I was not involved in training for QA automation engineers. Due to this reason I have developed a sample REST-applications. Everything were pretty familiar to me except Swagger. So I’m going to describe my new acquired experience ...

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ReactiveMongo: Work with array

I’ve been working with ReactiveMongo during 6 months. It’s pretty nice realisation of MongoDB driver for Scala. I just have one remark – it has not so good documentation as it should be. Especially bad documentation have MongoDB operators. Fortunately original MongoDB documentation fix this circumstance. So in this tutorial I want to demonstrate how you can deal with JSON ...

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Spring Boot: Fast MVC start

java-interview-questions-answers

I was planning to write an article about Spring Boot more than a year ago. Finally I have the time and inspiration for this. So prepare yourself for 10 – 15 minutes of high quality Spring tutorial. I’m going to demonstrate Spring Boot basics with Gradle and embedded Tomcat. I use Intellij IDEA instead of Eclipse but this shouldn’t be ...

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