Do you want to know how to develop your skillset to become a Java Rockstar?

Subscribe to our newsletter to start Rocking right now!

To get you started we give you our best selling eBooks for FREE!

1. JPA Mini Book

2. JVM Troubleshooting Guide

3. JUnit Tutorial for Unit Testing

4. Java Annotations Tutorial

5. Java Interview Questions

and many more ....

 

Scala Snippet: How to filter a list in Scala

scala-logo

In Scala, filtering and processing collections is easy and elegant. There are many filtermethods available, but the most used will probably the basic filter method. Here’s a code example of some filtering on my (ex)camera collection. The filter method will not only work on Lists, but on any Scala collection. object MyCameraCollection02 { class Camera(_brand: String, _model: String, _sensorType: String, ...

Read More »

Simplify your logging with tinylog 1.0

apache-log4j-logo

With a size of only 75 KB, tinylog is a lightweight alternative to the widespread classical logging frameworks Log4j and Logback. The final version 1.0 has been just released at the end of March, after three years of development. In several design issues, tinylog takes a deliberately different approach from classical logging frameworks in Java. This article will show the ...

Read More »

Spring-session demonstration using docker-compose

spring-interview-questions-answers

I have earlier written about an exciting new project called Spring-session which provides a clean way to externalize user sessions for java based web applications. I managed to get a good demonstration set-up for spring-session using docker-compose which shows off the strengths of this project and I wanted to write about this here. In short, this is the set-up that ...

Read More »

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 ...

Read More »

Building Minimal Docker Containers for Go Applications

docker-logo

There are several great official and community-supported containers for many programming languages, including Go, but these containers can be quite large. Let’s walk through a comparison of methods for building containers for Go applications, then I’ll show you a way to statically build Go apps for containerization that are extremely small. Part One: Our “app” We need something to test ...

Read More »

R: Replacing for loops with data frames

software-development-2-logo

In my last blog post I showed how to derive posterior probabilities for the Think Bayes dice problem: Suppose I have a box of dice that contains a 4-sided die, a 6-sided die, an 8-sided die, a 12-sided die, and a 20-sided die. If you have ever played Dungeons & Dragons, you know what I am talking about. Suppose I ...

Read More »

4 Creative Ways to Test Your Code in Production

software-development-2-logo

What are some considerations and things to think about if I want to get the most out of testing in my production environment? Production environments are a different beast. No matter how much effort you put into staging environments, you’re only truly getting real life conditions, and therefore real life data, in production. Everyone does some degree of testing in ...

Read More »

JavaOne 2015 – Tips And Recommendations For Your Submission

javaone-logo

Everybody knows JavaOne. It feels like, it’s been there forever. And even if we had our ups and downs and the location isn’t exactly what we want it to be and San Francisco is expensive and and and. It is the number one premium conference about all kinds of Java. And being part of the program committee (“Java, DevOps, and ...

Read More »

Why “No Source Control” Is Not A Problem

software-development-2-logo

Because having source control is a solution. Sometimes we get fixated on something that’s missing, and we’re sure that’s the problem. When we can control it, it really isn’t a “real” problem, because it’s easily solved. But in many cases, the solution is out of our control, and we think that if only we had that missing piece of the ...

Read More »
Do you want to know how to develop your skillset and become a ...

Subscribe to our newsletter to start Rocking right now!

To get you started we give you our best selling eBooks for FREE!
Get ready to Rock!
To download the books, please verify your email address by following the instructions found on the email we just sent you.

THANK YOU!

Close