Grzegorz Kukla

Grzegorz Kukla

Java Developer with 6+ years of experience. Database and ORMs specialist with a visible soft spot for Postgres. Right now in favor of backend, he makes web applications using SPRING. He took part in commercial projects for energetic and industrial sectors. Grzegorz secretly dreams about going back to his youthful love: developing his own MMO game. His second full-time job is raising a two-year-old little rascal, and the third one - building a house and struggling with construction business’ crafty fellows.

Java Developer with 6+ years of experience. Database and ORMs specialist with a visible soft spot for Postgres. Right now in favor of backend, he makes web applications using SPRING. He took part in commercial projects for energetic and industrial sectors. Grzegorz secretly dreams about going back to his youthful love: developing his own MMO game. His second full-time job is raising a two-year-old little rascal, and the third one - building a house and struggling with construction business’ crafty fellows.

Most recent stories:

Differences between .class and .dex files in Java & Android

Several months ago, my adventure with creating mobile apps for Android began. In the previous article, I described my first observations concerning the differences I could see between the creation of back-end and Java mobile applications. Today, I’d like to tell you about the difference between .class files in Java and .dex files in Android. I’ll also show you how to create a .dex file containing a Java class step by step.

When a Java developer switches to Android

After over six years of work experience as a Java Software Developer, I decided to try my hand as an Android Developer. I read that Java could be a very good basis for starting to learn programming for the Android platform. Personally, I worked in technologies such as Spring, Struts, Hibernate, etc., and I began my work in Java version J2SE 5.0. That is why I thought it would be a good idea.

White elephant sizing game

White elephant sizing game with Hanoi Tower algorithm

Estimation is one of the first stages of a project realization process. Clients want to know how much their projects are going to cost, and Product Owners want to know how much time they need to carry out a given project. Usually, the difficulty level of doing an estimation by a team of developers is directly proportional to the size or complexity of the project. However, such process should be a part of every business project.

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