Data Resources

From Polling to PubSub: Building an Asynchronous OPC UA Stack in Python

The architectural design and engineering required to build a native, asynchronous OPC UA Pub/Sub (IEC 62541-14) stack in Python for the open-source opcua-asyncio library.

July 3, 2026

by Harshith Narasimhan Srivatsa

· 2,753 Views · 2 Likes

Real-Time AI Feature Engineering With Spark Structured Streaming and Databricks Feature Store

How Spark Structured Streaming and the Databricks Feature Store work together to build point-in-time-correct features from Kafka events to streaming transformations.

July 2, 2026

by Jubin Soni, FBCS

CORE

· 7,169 Views · 1 Like

Dead Letter Queue Patterns in Apache Flink: Handling Poison Messages Without Stopping Your Stream

A poison message can trap a Flink job in a restart loop. Use side outputs, retries, tiered DLQs, durable sinks, and replay jobs to keep the stream running.

July 2, 2026

by Rohit Muthyala

· 4,759 Views · 1 Like

Apache Spark Query Optimization on Databricks: Catalyst, AQE, and Photon Engine

Spark query performance on Databricks is driven by a multi-layer optimization stack: Catalyst transforms SQL into optimized execution plans.

July 2, 2026

by Jubin Soni, FBCS

CORE

· 7,237 Views · 1 Like

Fine-Tuning LLMs at Scale With Databricks MLflow and Spark

Learn how Databricks, Apache Spark, MLflow, and Hugging Face Transformers work together to create an end-to-end fine-tuning platform.

June 30, 2026

by Jubin Soni, FBCS

CORE

· 6,405 Views · 1 Like

A Low-Latency Routing Pattern for Multiple Small Language Models

A low-latency multi-SLM architecture uses a lightweight router to direct requests to the most suitable language model, ensuring fast responses with minimal overhead.

June 30, 2026

by Akhil Madineni

CORE

· 2,310 Views · 3 Likes

A Fully Self‑Contained Text Embedding Service in C#

Build fast, deterministic text embeddings in C# using feature hashing, trigram features, and L2 normalization — no APIs, GPUs, or external models required.

June 30, 2026

by Mangesh Walimbe

· 1,236 Views · 1 Like

Wayland Compositor Debugging in C++: Hunting Null Pointer Crashes in the Display Stack

Debugging a wlroots Wayland compositor crash on ARM Linux: tracing a suspend/resume null pointer bug with gdb, ASan, and lifecycle analysis.

June 26, 2026

by Rajasekhar sunkara

· 8,496 Views · 1 Like

Data Pipeline Observability: Why Your AI Model Fails in Production

Your machine learning model had 95% accuracy in testing, but crashes in production. The problem isn't the model, it's your data pipeline.

June 26, 2026

by Abhilash Rao Mesala

· 2,004 Views · 2 Likes

Building High‑Precision Vector Search for Document Retrieval on Databricks

Databricks Vector Search uses embeddings, hybrid search, and re‑ranking to deliver fast, accurate semantic retrieval at scale.

June 26, 2026

by Ramesh Bellamkonda

· 2,517 Views · 1 Like

Who Owns the Data Stack?: How AI Is Reshaping Ownership, Architecture, and Accountability Across Teams

Build AI-native data systems with clear ownership, semantic contracts, and governance. Learn how accountability, retrieval, and data quality shape AI behavior.

June 24, 2026

by Miguel Garcia

CORE

· 1,851 Views · 3 Likes

From dusty SFTP drops to live, governed datasets — how Delta Sharing enables secure, real-time data access without moving or duplicating data.

June 23, 2026

by Seshendranath Balla Venkata

· 2,120 Views · 3 Likes

Solving Data Traffic Jams in Your Network

Not even data likes a lengthy commute. In this article, let’s explore how to solve congestion chaos with tighter infrastructure.

June 22, 2026

by Sascha Neumeier

· 1,323 Views · 3 Likes

From Open SQL to CDS Views: Rewriting SAP Data Access for Performance at Scale

Swap Open SQL for CDS views to push logic into HANA and centralize reusable data models, but verify the execution plan, not just the pattern

June 19, 2026

by Deepika Paturu

· 1,909 Views · 1 Like

Jakarta NoSQL: Why JPA Is Not Enough for the AI Era

Jakarta NoSQL provides a familiar Java programming model while preserving the strengths of document, graph, key-value, and AI-driven vector databases.

June 19, 2026

by Otavio Santana

CORE

· 2,890 Views · 2 Likes

From printTriangularNumber to Duff’s Device: Mastering Java Switch Statements Old and New

This post traces that journey using triangular number computation as a practical example of intentional fall-through and connects the technique to Duff's Device.

June 19, 2026

by NaveenKumar Namachivayam

CORE

· 2,099 Views · 3 Likes

A Practical Guide to Temporal Workflow Design Patterns

Learn Temporal workflow design patterns for reliable distributed systems using durable execution, sagas, polling, fan-out/fan-in, signals, and versioning.

June 18, 2026

by Akhil Madineni

CORE

· 3,622 Views · 4 Likes

AI Is Finding Bugs Faster Than Enterprises Can Patch — Here's What Data Security Teams Should Do

Three structural shifts enterprise data security teams should make in 2026, based on verifiable data and a decade of experience building protection products.

June 18, 2026

by Priyanka Neelakrishnan

· 2,221 Views · 2 Likes

Top Java Security Vulnerabilities and How to Prevent Them in Modern Java

Most Java security breaches stem from preventable coding mistakes. Follow secure coding practices, validate inputs, and keep dependencies updated to reduce risk.

June 18, 2026

by Muhammed Harris Kodavath

· 3,417 Views · 2 Likes

Context Rot: Why Your AI Agent Gets Worse the Longer It Works

Adding more tokens to an LLM's context window quietly degrades output quality, even well before the window is full. This is context rot.

June 18, 2026

by Vineet Bhatkoti

· 2,183 Views · 2 Likes

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