#Programming — Page 2

Python 3.12 was released on October 2, 2023, with performance improvements, clearer error messages, a cleaner syntax for generics, and internal work toward per-interpreter isolation. Here is what mattered.

Java 21 (JDK 21) was released on September 19, 2023, the first LTS release since Java 17. It delivered production-ready virtual threads, finalized pattern matching for switch and record patterns, and added generational ZGC. Here is what changed.

Swift 5.9 was released on September 18, 2023, a major release that adds an expressive macro system, bidirectional C++ interoperability, parameter packs, new ownership features, and if and switch expressions. Here is what changed.

Kotlin 1.9.0 was released on July 6, 2023, bringing the K2 compiler for the JVM to Beta. It stabilised the enum entries property, the open-ended range operator, data objects, and previewed a custom Kotlin/Native memory allocator. Here is what changed.

PHP 8.2 was released on December 8, 2022, adding readonly classes, standalone null/true/false types, disjunctive normal form types, and deprecating dynamic properties. Here is what changed.

.NET 7 was released on November 8, 2022, with numerous performance improvements, native ARM64 support, container-first workflows, and C# 11. Shaped by 28,000 community contributions, it continued the .NET unification journey. Here is what changed.

Python 3.11 was released on October 24, 2022, with substantial interpreter speedups from the Faster CPython project, exception groups, and precise error locations in tracebacks. Here is what changed.

Elixir 1.14 was released on September 1, 2022 with a strong focus on developer experience. It introduced the dbg/2 debugging macro, IEx breakpoint stepping and prying, and PartitionSupervisor. Here is what changed.

Ruby 3.1.0 was released on December 25, 2021. It merged YJIT, a new experimental in-process JIT compiler from Shopify, alongside a completely rewritten debugger and finer-grained error locations. Here is what changed.

.NET 6 was released on November 8, 2021, the first release to natively support Apple Silicon and billed as the fastest .NET yet. An LTS release, it unified the platform and added C# 10, Hot Reload, minimal APIs and dynamic PGO. Here is what changed.

Swift 5.5 was released on September 20, 2021, a massive release that introduced newly designed language capabilities for concurrency, including async/await, structured concurrency, and actors. Here is what changed.

Java 17 (JDK 17) was released on September 14, 2021, a long-term-support release delivering 14 JEPs. It finalized sealed classes, previewed pattern matching for switch, added an Apple Silicon port, and strongly encapsulated JDK internals. Here is what changed.