Java 23 Delivers Markdown Documentation, ZGC Generational Mode, Deprecate sun.misc.Unsafe
Briefly

JEP 467, Markdown Documentation Comments, proposes to enable JavaDoc documentation comments to be written in Markdown, improving documentation readability and ease of writing for developers.
JEP 474 proposes to switch ZGC from non-generational to generational mode by default to streamline maintenance and focus future development efforts on Generational ZGC.
The deprecation of memory-access methods in sun.misc.Unsafe as proposed in JEP 471 aims to clean up legacy features, replaced by modern JDK features, enhancing integrity.
Read at InfoQ
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