Latest Articles

Production-Grade RAG: Why Vector Search Isn't Enough (and How Hybrid Search Fills the Gaps)

RAG pipelines are getting more and more popular with vector search at the core of them. However, vector search might not be just enough for high-quality retrieval.

June 8, 2026

by Alejandro Duarte

CORE

· 1,321 Views · 1 Like

How to Interpret the Number of Spring ApplicationContexts in Integration Tests

When optimizing Spring Boot integration tests, developers often focus on obvious metrics, but they do not always explain why an integration test suite is slow.

June 8, 2026

by Constantin Kwiatkowski

· 2,178 Views · 1 Like

Mastering Fluent Bit: Beginners' Guide for Contributing to our CNCF Project Docs

This intro to mastering Fluent Bit covers the entry point for developers that want to contribute to a CNCF documentation project but are not sure how.

June 8, 2026

by Eric D. Schabell

CORE

· 1,169 Views · 1 Like

A Practical Blueprint for Deploying Agentic Solutions

Learn about how middleware in AI agent frameworks enables request rewriting, tool filtering, and context control — capabilities callbacks alone can’t support.

June 8, 2026

by Abhishek Trehan

· 1,177 Views

The Middleware Gap in AI Agent Frameworks

Most agent frameworks observe model calls and allow rewriting them only after they reach the model, making an understanding of callbacks and middleware essential.

June 8, 2026

by Ninaad Rao

· 1,856 Views · 4 Likes

XMLReader vs XmlExtractKit for Real XML Extraction Tasks in PHP

Compare raw XMLReader with XmlExtractKit on a real extraction task: complex and repeated XML records in, plain PHP arrays out.

June 8, 2026

by Nicholas Volkhin

· 769 Views

Mastering Fluent Bit: Beginners' Guide for Contributing to Our CNCF Project Website

This intro to mastering Fluent Bit covers the entry point for developers that want to contribute to a CNCF project website but are not sure how.

June 5, 2026

by Eric D. Schabell

CORE

· 2,643 Views · 1 Like

Skills, Java 17, and Theme Accents

Java 17 is the new Initializr default; generated projects ship an AGENTS.md authoring skill that any AI agent can pick up.

June 5, 2026

by Shai Almog

CORE

· 2,389 Views · 1 Like

Prompt Injection Is Real, So I Built a Python Firewall for LLM Pipelines

promptsanitizer is a Python firewall that cleans prompts, inputs, and outputs before risky text reaches or leaves an LLM.

June 5, 2026

by Sai Teja Erukude

· 5,511 Views · 1 Like

From 24 Hours to 2 Hours: How We Fixed a Broken BI System With Apache Airflow

Broken pipelines, inaccurate data, frustrated stakeholders. Here is what we did about it and what I wish I had known before we started.

June 5, 2026

by Chinni krishna Abburi

· 2,353 Views

Observability for Agents and Workflows: Tracing Prompts, Tool Calls, and Business Outcomes End-to-End

Learn how to trace AI agents end to end, from prompts and tool calls to business outcomes, with observability practices for production workflows.

June 5, 2026

by Srinivas Chippagiri

CORE

· 5,146 Views · 2 Likes

Is the Data Warehouse Dead? 3 Patterns From Enterprise Architecture That Answer This Question

No, but its role has fundamentally changed. Here is what I have seen work, after building data platforms at enterprise scale across multiple industries.

June 5, 2026

by Nabarun Bandyopadhyay

· 4,513 Views · 1 Like

Spring AI Advisors: Chat Memory, Token Tracking, and Message Logging

Part 3 of a step-by-step tutorial that decorates the implementation with Spring AI advisors to demonstrate how certain production concerns may be addressed.

June 5, 2026

by Horatiu Dan

CORE

· 3,519 Views · 3 Likes

Why Round-Robin Won't Save You: Load Balancing Challenges in Data Streaming Services With Heterogeneous Traffic

Throughput-based load balancing breaks down when streaming messages have heterogeneous processing costs — the fix is balancing on actual per-partition resource usage.

June 5, 2026

by Semyon Slepov

· 3,275 Views · 1 Like