| What are the key features introduced in Java 23? |
| Explain the concept of stream gatherers introduced in JDK 23. |
| What is the purpose of JEP 461 ? Stream Gatherers? |
| How do stream gatherers improve upon traditional Java streams? |
| What is the structured concurrency feature in Java 23? |
| How does JEP 462 enhance the existing structured concurrency APIs? |
| What is the ScopedValue.CarrierThread introduced in Java 23? |
| How do scoped values differ from ThreadLocal in Java 23? |
| What are the enhancements in the foreign function & memory API in JDK 23? |
| Explain JEP 454: Foreign Function and Memory API as finalized in Java 23. |
| What is the Vector API and what enhancements were made in JDK 23? |
| How does the Vector API improve performance over scalar code? |
| What is the importance of JEP 460 ? Vector API (Seventh Incubator)? |
| What is the purpose of primitive types in patterns (JEP 457)? |
| How does Java 23 enhance pattern matching for switch and records? |
| What is JEP 463 ? Implicitly Declared Classes and Instance Main Methods? |
| How does Java 23 support beginner-friendly programming with implicit classes? |
| What is the concept of unnamed patterns and variables (JEP 456)? |
| How does Java 23 improve preview features for record patterns and sealed types? |
| What are the changes related to class-file API in Java 23 (JEP 457)? |
| What are the performance improvements introduced in Java 23? |
| How does Java 23 support green threads and virtual threads improvements? |
| What are some deprecated or removed features in Java 23? |
| What are unnamed classes and what problem do they solve in Java 23? |
| Explain the use of the _ (underscore) in unnamed variables and patterns. |
| How does JDK 23 enhance beginner-friendly coding practices? |
| What are the differences between structured concurrency in JDK 21 and JDK 23? |
| What are the use cases of Stream.collect(Gatherer.of(...)) in Java 23? |
| How do Stream Gatherers compare to custom collectors in terms of readability and performance? |
| What are the main goals of JEP 463 (Implicit Classes and Instance Main Methods)? |
| How is the Java compiler handling implicitly declared classes? |
| What changes have been made to the preview features process in Java 23? |
| How are features like sealed classes and record patterns further stabilized in JDK 23? |
| What is the impact of structured concurrency on asynchronous programming in Java? |
| What runtime support is added for pattern matching in Java 23? |
| Describe the compatibility considerations when upgrading to Java 23. |
| How is Java 23 improving developer productivity through syntactic sugar? |
| How are preview features enabled or disabled in Java 23 during compilation? |
| What testing strategies should be considered when using preview features like unnamed classes? |
| What are the compiler flags needed to use preview features in JDK 23? |
| How can developers prepare their codebases for future adoption of Java 23 features? |
| What is the current status of Project Panama as of Java 23? |
| How does the FFM (Foreign Function & Memory) API interact with native memory safely in Java 23? |
| In what scenarios should developers prefer virtual threads introduced in earlier releases with updates in Java 23? |
| How do the new APIs in Java 23 impact reactive and concurrent application development? |
| What changes have been made to improve JVM performance in Java 23? |
| Are there any updates or removals of legacy APIs in Java 23? |
| How is Java 23 helping with easier interoperation between Java and native libraries (e.g., C/C++)? |
| What are some backward-incompatible changes, if any, in Java 23? |
| How can you experiment with Java 23 preview features in IntelliJ or Eclipse? |
| How does Java 23 improve the Stream API's flexibility? |
| What is the syntax for defining a Gatherer in Java 23? |
| How does Java 23 support implicit class declarations for quick prototyping? |
| What are the potential pitfalls of using unnamed variables? |
| How do record patterns improve destructuring in Java? |
| What are the benefits of structured concurrency for multithreaded programming? |
| How is structured concurrency different from ExecutorService-based models? |
| What is the difference between ThreadLocal and ScopedValue in Java 23? |
| What is the life cycle of a scoped value in Java 23? |
| Describe a use case for the Vector API in real-time systems. |
| How does Java 23 improve SIMD (Single Instruction, Multiple Data) support? |
| What are Gatherers used for in Java streams? |
| How is the behavior of a gatherer different from a collector? |
| What improvements were made to the JVM tool interface in Java 23? |
| What performance optimizations are present in Java 23 GC (Garbage Collection)? |
| How does the FFM API in Java 23 ensure memory safety? |
| What changes were made to native memory segment allocation in Java 23? |
| What is the use of MemorySegment.allocateNative()? |
| How can you call a C function from Java using JDK 23's FFM API? |
| What are linker options in the Foreign Linker API? |
| How is the MemoryLayout class used in memory-safe code? |
| What tools are available in Java 23 for testing native function calls? |
| What does incubating a feature mean in Java 23? |
| Which APIs in Java 23 are still incubating or in preview? |
| How do you enable and use preview features in Maven or Gradle builds? |
| Can you list examples of unnamed patterns and their syntax? |
| What are the best practices for migrating Java 17/21 code to Java 23? |
| Which deprecated features should be avoided in Java 23? |
| What is the current status of Valhalla project in relation to Java 23? |
| How does Java 23 align with Project Amber's goals? |
| What improvements to error handling are introduced in Java 23? |
| Are there any enhancements in java.time or date/time APIs in Java 23? |
| What changes affect module system behavior in Java 23? |
| Is there any enhancement to serialization or deserialization APIs? |
| What are some changes to javac (Java compiler) in Java 23? |
| Are there any changes to the Java packaging tools (like jpackage) in Java 23? |
| How is the Java language becoming more beginner-friendly in Java 23? |
| What are the educational use cases of implicit main methods? |
| How does Java 23 affect JavaFX or GUI development? |
| What are the enhancements in reflection or annotations in Java 23? |
| Are there changes to lambda expressions or method references in Java 23? |
| What are Java 23?s contributions to code readability and maintainability? |
| How has Java 23 affected backward compatibility testing? |
| Are there updates to exception handling mechanisms in Java 23? |
| What are the new javac warnings introduced in Java 23? |
| How do named and unnamed patterns coexist in Java 23? |
| What are potential debugging challenges introduced by preview features? |
| What type of IDE support is needed to work efficiently with Java 23? |
| How do Java 23 features improve microservices and REST API development? |
| How does Java 23 impact modern DevOps practices? |
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