Story about the first commercial project I took part in and how I tried to breathe life into it — Introduction I am an Android Developer from the beginning of my professional career. Straight from the University, I’ve jumped into Android development, and to this day continue my journey. During that time I’ve worked in different areas: enterprise, product business applications, SDK development. But all that started with mobile game development.

Exploring some good Kotlin features which are not so widely discussed — Introduction Many of us first learned Kotlin after Java. Learning process was fairly simple because Kotlin has many similarities when at the same time improves development experience by fighting common pain points Java developer (especially on Java 6, which is common in Android world) has to encounter every day. There are…

Short synopsis on lectures about Category theory and programming — Disclaimer This is short synopsis of great set of lectures. What is written here is by no means true, one should refer to original lectures or some books etc. This is written mostly for myself in case I wanted to revisit the topic in the future. Everything below is not “what it…

Investigating issues which might result in poor accessibility with text drawn over a random background color — Introduction One of the important parts of application development is to make it accessible to as many users as possible. This includes people with impaired vision, color blindness, impaired hearing, impaired dexterity, cognitive disabilities, and many other disabilities. Making an app accessible is challenging but rewarding. The difficulty is because the development…

Looking at what compiler can generate and in which situations. — Introduction When we write program in Java we create some classes, methods, fields and put all of this into our source code — .java files. After these files are compiled with javac (Java Compiler) into .class files we got a bunch of Java bytecode. It turns out that not only we create…

Comparing approaches to testing in RxJava and Kotlin Flow — This post is part of series of comparing RxJava to Kotlin Flow. Previous articles were about Threading, Backpressure, Error Handling, Stream Types, Throttling Introduction Testing is a crucial part of whole development. Testing allows you to write programs in a reliable fashion, prevent regressions and have many other goodies. I won’t…

Comparing Throttling operators in RxJava and Kotlin Flow — This post is part of series of comparing RxJava to Kotlin Flow. Previous articles were about Threading, Backpressure, Error Handling, Stream Types It is advised to take a look at the overview of Throttling operators in RxJava before reading this article: Throttling in RxJava 2 Review of different throttling operators in RxJava2proandroiddev.com

Comparing Stream Types in RxJava and Kotlin Flow — This post is part of series of comparing RxJava to Kotlin Flow. Previous articles were about Threading, Backpressure, Error Handling Introduction In reactive programming we use streams. Therefore in both RxJava and Kotlin Flow we’ll have to use some streams. Though we’ll encounter some differences if we decide to migrate. …