Defend against the impossible, because the impossible will happen!
How to avoid common errors in the code and how to master this discipline. Will try to show good and bad examples achieving safe and cleaner code. But there is another extreme part of this: overly defensive code, too much defensive code, I'm going to underline this thin line between defensive and extremely defensive code. Bonus: From my experience, most FinTech Android applications nowadays do it wrong when it comes to money so we will try to fix it

30 minutes
DevFest Tbilisi 2019, DevFest Vienna 2019, DevFest Yerevan 2019 - https://youtu.be/LLtzvEDqedM

Slides: https://speakerdeck.com/tatocaster/defensive-programming-x-fintech