Java Core Archives - Page 2 of 2

March 16, 2019March 25, 2020

JDK 12 Switch Expression – Preview Feature

Java 12 Switch Statements - Preview Feature

Reading Time: 6 minutes

JDK 12 has introduced some much needed change to the switch statement. Our good old switch statement is being re-vamped and can now also be used as an expression. Learn how its new design eliminates common irritants, packs succinct syntax and provides exhaustive case coverage … Continue reading “JDK 12 Switch Expression – Preview Feature”

January 31, 2019July 5, 2020

Java Optional, NullPointerException Killer?

Reading Time: 7 minutes

Does the Java Optional Class finally rid us of NullPointerExceptions? I’ll demonstrate how when Optional is used correctly and when combined with Java’s functional style of programming, that this is indeed possible.

Continue reading “Java Optional, NullPointerException Killer?”