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Arrays in Java

Arrays in Java are fundamental data structures used to store elements of the same type sequentially in memory. They provide a convenient way to manage collections of data where each element is accessed by its index.

July 31, 2026

by Vincenzo Marrazzo

· 1,506 Views · 1 Like

Containerizing and Testing a Python Backtesting System With Docker and GitHub Actions

Learn how to containerize a Python backtesting system with Docker, automate testing with GitHub Actions, and improve reproducibility through versioned builds.

July 31, 2026

by Gillian Lu

· 2,011 Views · 2 Likes

Spark Performance Deep Dive on Databricks: Shuffle Tuning, Skew Handling, and Z-Ordering With Delta Lake + Unity Catalog

Learn Spark performance tuning on Databricks with shuffle optimization, skew handling, AQE, broadcast joins, and Delta Lake Z-Ordering best practices.

July 31, 2026

by Jubin Soni, FBCS

CORE

· 1,366 Views

The Java Story: The Official Documentary Is Here

This traces Java’s evolution from Oak to a global software platform, revealing its impact on open source, standards, engineering, and the community behind it.

July 29, 2026

by Otavio Santana

CORE

· 2,459 Views · 1 Like

Why SQL Server Applications Break on PostgreSQL and How Compatibility Layers Fix It

SQL Server migrations break at the application layer. A compatibility layer like Babelfish keeps T-SQL running while the engine moves to PostgreSQL.

July 27, 2026

by Minesh Chande

· 2,834 Views · 1 Like

Stop Writing If-Else Spaghetti: Architecting Cleaner Java with the Strategy Pattern

Stop writing messy nested conditionals. Learn how to combine Java Enums, Functional Interfaces, and Spring to build a scalable Strategy Pattern.

July 23, 2026

by Rahul Tewari

· 6,984 Views · 3 Likes

Will AI Keep Us Stuck in 2020 Architectures?

AI coding assistants are deeply fluent in current Spring conventions, which raises a real question: does that lock architecture into 2020-era patterns? It turns out, no.

July 21, 2026

by Daniel Sagenschneider

· 3,244 Views · 1 Like

Hardening MCP Gateways: Mitigating July 28 Security Risks in Java Applications

The latest MCP updates introduce security risks like protocol confusion. Quarkus mitigates these vectors using strict request filtering and enterprise security layers.

July 21, 2026

by Daniel Oh

CORE

· 3,212 Views

Scaling Row-Level Security With ABAC on Databricks Unity Catalog

Learn how to scale row-level security in Databricks Unity Catalog using a tag-driven ABAC pattern that reduces maintenance and simplifies onboarding.

July 20, 2026

by Sriram Vadlamani

· 2,501 Views

Fix Circular Dependencies in PostgreSQL Row-Level Security With SECURITY DEFINER Functions

Circular RLS policy dependencies in PostgreSQL silently return no rows. Here is why it happens and how SECURITY DEFINER functions fix it.

July 20, 2026

by Lex Mulier

· 2,233 Views · 1 Like

Mitigating Cache Stampedes in Dynamic API Translation Using Java 21 Virtual Threads

Building a dynamic API translation proxy that leverages Java 21 Virtual Threads and Redisson distributed locking to safely execute AI-driven schema mapping.

July 17, 2026

by Aniruddha Chatterjee

· 3,622 Views · 3 Likes

Seeding Postgres When Your Schema Has Foreign-Key Cycles

Three strategies for seeding Postgres schemas with foreign-key cycles: nullable two-pass, DEFERRABLE constraints, and schema-aware generators.

July 17, 2026

by Mikhail Shytsko

· 3,079 Views · 4 Likes

AGENTS.md Makes Your Java Codebase AI-Agent Ready

A standardized instruction layer for enabling AI agents to accurately navigate, build, and test applications by enforcing clear architectural and operational constraints.

July 17, 2026

by Daniel Oh

CORE

· 4,078 Views · 3 Likes

Going Stateless: Scaling MCP Servers to Cloud-Native Java and HTTP

The Model Context Protocol has evolved to be entirely stateless over HTTP, removing complex session bottlenecks. Pairing this update with cloud-native Java, Quarkus!

July 16, 2026

by Daniel Oh

CORE

· 4,860 Views · 2 Likes

Python in 2026: uv vs Poetry vs pip: The Definitive Comparison

Use pip for legacy, poetry for publishing, uv for everything new in 2026- faster, simpler, easy to setup in 2026 and modern.

July 16, 2026

by Varun Joshi

· 2,628 Views

Jakarta NoSQL 1.1: Advancing Polyglot Persistence for Jakarta EE 12

Jakarta NoSQL 1.1 brings Jakarta Query integration, projections, fluent updates, and automatic converters, strengthening polyglot persistence in Jakarta EE 12.

July 15, 2026

by Otavio Santana

CORE

· 3,499 Views · 1 Like

How to Build a Brand Monitoring Dashboard With SerpApi and Python

Track your brand across Google News, YouTube, and online discussions in a single Python dashboard with data from SerpApi.

July 14, 2026

by Tomas Murua

· 3,727 Views · 1 Like

Compliance Reporting Without Losing the Spreadsheet or the Control

Keep the spreadsheet UI for domain experts, but move validation, execution, logging, and export into a governed Java application.

July 14, 2026

by Hawk Chen

CORE

· 3,682 Views · 2 Likes

From Gherkin to Source Code Without Losing the Business Language

Instead of hiding business rules inside technical layers, I'll show how to keep them visible and explicit in the code. The code reads like the original Gherkin scenario.

July 14, 2026

by Douglas Cardoso

· 3,306 Views · 1 Like

Differential Flamegraphs in Java in Jeffrey Microscope

How to set up a secondary profile and pinpoint the precise frames responsible for a performance change between two JFR recordings.

July 14, 2026

by Petr Bouda

CORE

· 2,115 Views · 1 Like

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