Pare de retornar NULL, use OPTIONAL do JAVA 8!

Java 8 has a new, extremely useful class: Optional! It allows you to create methods that don't return 'null', making programming much easier for those calling your method! In this video, I show the main methods of this class using a practical example! 🟢 Support the channel! Become a member to help us continue creating more free courses!    / @rinaldodev   LINK TO THE FREE GUIDE: https://rinaldo.dev/java6para8 Lambda Functions:    • Entenda FACILMENTE funções LAMBDA do JAVA ...   Streams (Part 1):    • REDUZA uso de ‘for’, use STREAMS e simplif...   Streams (Part 2):    • REDUZA uso de 'for', use STREAMS e simplif...   Want access to content to improve your code?! 🟥 Subscribe to the channel: https://www.youtube.com/rinaldodev?su... Follow me on other networks: 🔸 Twitter:   / rinaldodev   🔸 LinkedIn:   / rinaldodev   🔸 GitHub: https://github.com/rinaldodev 🔸 Website/Blog: https://rinaldo.dev 🔸 Facebook:   / rinaldodev   🔸 Twitch:   / rinaldodev   Questions or suggestions? Leave a comment! Did you learn something from this video? Then share it with other developers! 🖤 Code on GitHub: https://github.com/rinaldodev/java8-l... Music: https://www.bensound.com