LadyLeeLoosh

https://grafana.com/blog/2024/06/21/shorten-your-feedback-loop-java-observability-with-opentelemetry-grafana-cloud-and-digma.ai/

A list of major Java and JVM features since JDK 17 to 22,

New language features JEP-409: Sealed Classes (17) JEP-440: Record patterns (21) JEP-441: Pattern matching for switch (21) JEP 456: Unnamed Variables & Patterns (22)

API changes JEP-306: Restore Always-Strict Floating-Point Semantics(17) JEP-382: New macOS Rendering Pipeline(17) JEP-400: UTF-8 by Default (18) JDK-8301226 – Clamp method for java.lang.(Strict)Math (21) JEP-439: Generational ZGC JEP-444: Virtual threads (21) JEP-454: Foreign Function & Memory(FFM) API (22)

Security JEP-452: Key Encapsulation Mechanism API (21) JDK-8275252: keystore file Features JEP-408: Simple web server (18) JEP-423: Region pinning for G1 (22) JEP-458: multi-file source-code programs (22) JEP-423: Region pinning for G1 (22) JEP-458: multi-file source-code programs (22)

Documentation JEP-413: Javadoc code snippets (18)

Deprecations

Lookahead Scoped values + Structured concurrency Module import declarations

cross-posted from: https://programming.dev/post/11943806

In this blog post, we will explore how to detect and prevent these anti-patterns using pair programming, code reviews, and observability.

In this article, we’ll examine cache misses and, in general, learn about the caching concept and how to implement it in Spring Boot.

In this article, we want to share our experience with fellow developers and offer insights using real-life examples on how to identify and optimize slow SQL queries, especially when working with relational database management systems like PostgreSQL, MySQL, MSSQL, Oracle, etc.

cross-posted from: https://programming.dev/post/10005452

cross-posted from: https://programming.dev/post/10005448

Things you can do right now to learn new and valuable things that can improve your code.

cross-posted from: https://programming.dev/post/10005448

Things you can do right now to learn new and valuable things that can improve your code.

cross-posted from: https://programming.dev/post/9846214

cross-posted from: https://programming.dev/post/9846201

Project CRaC, Correlation IDs, SSL Bundle Reloading and more.

Project CRaC, Correlation IDs, SSL Bundle Reloading and more.

Fixing performance problems can be tricky. I joined a new team last spring, and my first assignment was to investigate and fix some performance problems they were having. The post discusses the experience of fixing performance problems.