ViewTube

Optional.ofNullable https://docs.oracle.com/en/java/javase/20/docs/api/java.base/java/util/Optional.html#ofNullable(java.lang.

Java Optional map() And flatMap() Super Simple Example, showing the differences.

Optionals (https://docs.oracle.com/en/java/javase/19/docs/api/java.base/java/util/Optional.html) are great return values, but ...

Mapping the result's of an Optional https://docs.oracle.com/en/java/javase/19/docs/api/java.base/java/util/Optional.htm See you at ...

Say goodbye to NullPointerExceptions forever! This 2-minute guide reveals how Java's Optional class can transform your error ...

Join my Patreon: https://www.patreon.com/PeachezProgramming LinkTree: https://linktr.ee/peachezprogramming Introduced in ...

Shorter code with Optional.stream() https://docs.oracle.com/en/java/javase/24/docs/api/java.base/java/util/Optional.html#stream() ...

Learn how to use Java Optional to chain data processing, avoid NullPointerException, and write cleaner code. Discover when to ...

What is the Optional Class in Java? Find out in just 60 seconds! Learn how this Java 8 feature helps you handle null values safely, ...

Lerne alles, was Du zum Thema der Optionals wissen musst: https://www.javahochzwei.de/course?courseid=optionals --- Willst ...

From a method signature perspective, the Optional ...

Learn why Optional is essential in Java Stream operations! Using Optional helps prevent NullPointerExceptions and makes ...

Description: Avoid NullPointerException with Java's Optional! ✓ Learn how Optional helps handle null values safely using of(), ...

Learn to use Optional provided in Java 8. It is used to avoid null pointer exceptions. Learn RabbitMQ : Messaging with Java, ...

In this video of the Java Fundamentals Tutorial, we will be going over optional class. Optional classes are used to gracefully check ...

Layering / chaining Optionals with Optional::or ...

Learn how to effectively use `Optional` in Java to handle and return values, avoiding null pointers and enhancing code readability.

Optional Class in Java Optional is a container object introduced in Java 8 to avoid NullPointerException. ✔️ Holds a value or ...

Learn how to enhance your Java code by utilizing `Optional.map()` to streamline your method implementations and improve ...

Click here - https://www.youtube.com/channel/UCd0U_xlQxdZynq09knDszXA?sub_confirmation=1 to get notifications. JAVA 8 ...

java #education #java8optional #javacoding.

Java 8 Optional Explained in 60 Seconds! Say Goodbye to NullPointerExceptions! Tired of NullPointerException in Java?

In this video, we explain Optional in Java – introduced in Java 8 to handle null values safely. ✓ Avoid NullPointerException ...

Discover how to create a `HashMap` in Java that effectively uses `Optional` to avoid null checks. Learn about custom retrieval ...

Discover a simple and efficient method to transform `Optional String[] ` into `Optional String ` while joining its array elements in ...