JDD 2017 - Get ready for java.util.concurrent.Flow! - summary

Recently on the JDD 2017 conference, I gave a presentation regarding introduction to Reactive Streams standard in Java 9. I also talked about existing implementations of this standard with the strongest focus on RxJava2 and created simple Reactive Streams implementation in pure Java 9 during the presentation. Below, you can find slides from this talk. View presentation on SpeakerDeck Code snippets shown during this presentation are available at https://github.com/pwittchen/java-flow-experiments. I have done a tiny live coding session during this talk....

October 5, 2017 · 3 min · 441 words · Piotr Wittchen

How to make open-source projects, which people want to use

Today at Kariera IT conference in Katowice, Poland, I presented talk explaining how to make open-source projects, which people want to use from my perspective. Below, you can find slides from my presentation. Thank you all for the attendance, interesting questions and organizers for inviting me. I hope you learned something new. Of course, any constructive feedback for this talk will be appreciated :). Link: How to make open-source projects, which people want to use

April 1, 2017 · 1 min · 75 words · Piotr Wittchen

Reactive Live Coding during GDG DevFest 2015 in Poland

I was asked to be a speaker during GDG DevFest 2015 conference in Warsaw, Poland. Of course, I accepted this invitation and prepared presentation titled “Reactive Live Coding”. Presentation covered basics of Reactive Programming, RxJava and RxAndroid. Besides my talk I’ve done live coding to show how to use mentioned libraries and basics principles of Reactive Programming in real life. I had only 20 minutes for all of that, so my time-box was very limited....

November 29, 2015 · 1 min · 204 words · Piotr Wittchen

Get past the syntax - the real scare is in the semantics

Dr. Venkat Subramaniam presented an interesting point of view during his talk at Devoxx conference. Programmers, who start learning a new language, often complain about syntax. They focus on using available keywords and constructions instead of trying to understand their meaning and purpose. Programmers also have their own habits. That’s why Java has similar syntax to C and C++. Creators of Java designed new language with syntax, which was familiar to them, with significant improvements....

July 6, 2015 · 3 min · 432 words · Piotr Wittchen