Language Resources

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

· 1,957 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

· 3,164 Views · 1 Like

OpenAPI, ORM, SVG, and Lottie

Learn about Codename One's latest release with OpenAPI code generation, SQLite ORM, SVG and Lottie support, deep links, and routing.

June 17, 2026

by Shai Almog

CORE

· 4,605 Views · 1 Like

On-Device Debugging and JUnit 5

A walk-through of the new JDWP-based on-device debugging pipeline for ParparVM iOS apps and Android apps, with a step-by-step IntelliJ tutorial for each.

June 17, 2026

by Shai Almog

CORE

· 2,884 Views · 1 Like

Parallel Kafka Batch Processing With Kotlin Coroutines in Spring Boot

Learn how Kotlin Coroutines improve Spring Boot Kafka batch processing with parallel execution, resource throttling, and faster database operations.

June 16, 2026

by Erkin Karanlık

· 3,104 Views · 1 Like

Introducing RAI Audit Kit: Evidence-Grade Responsible AI Audits in Python

RAI Audit Kit is an open-source Python suite for repeatable, evidence-backed AI audits across ML, deep learning, LLMs, RAG, and agents.

June 15, 2026

by Sai Teja Erukude

· 4,174 Views

A Spring Boot App With Half the Startup Time

Learn how Project Leyden and AOT caching can cut Spring Boot startup time in half, improving Kubernetes scaling and application responsiveness.

June 12, 2026

by Sven Loesekann

· 4,404 Views · 3 Likes

Implementing the Planning Pattern With Java Enterprise and LangChain4j

Learn how to implement the Planning Pattern with Enterprise Java, Jakarta EE, CDI, and LangChain4j, enabling AI to transform business goals into executable workflows.

June 12, 2026

by Otavio Santana

CORE

· 2,874 Views · 1 Like

Native SQL in Java Without JDBC Boilerplate — Meet Ujorm3

Ujorm3 eliminates JDBC boilerplate without a full ORM. Write native SQL with named parameters, get objects back — including nested relations.

June 11, 2026

by Pavel Ponec

· 2,950 Views · 5 Likes

Rust-Native Alternatives to Spark SQL and DataFrame Workloads

Sail is an open-source computation framework that serves as a drop-in replacement for Apache Spark (SQL and DataFrame API) in both single-host and distributed settings.

June 11, 2026

by Srinivasarao Rayankula

· 3,941 Views · 3 Likes

The Repo Tracker: Automating My Daily GitHub Catch-Up

Automate GitHub repo tracking with a local agent using Python, SQLite, and cron. Learn how to build a lightweight monitoring system for open-source projects.

June 11, 2026

by Alain Airom (Ayrom)

· 2,700 Views

Give Your AI Assistant Long-Term Memory With perag

Perag is a local, no-cloud private RAG tool that gives your AI assistant searchable access to your personal document archive via UNIX pipes and JSON.

June 10, 2026

by Peter Verhas

CORE

· 3,023 Views · 1 Like

I Was Tired of Flying Blind With AI Agents, So I Built AgentDog

A lightweight Python toolkit to test AI agent behavior, catch drift, and validate tool use, grounding, safety, and efficiency before production.

June 10, 2026

by Sai Teja Erukude

· 3,542 Views

Detecting Plan Regression in SQL Server Using Query Store

A practical weighted baseline approach for detecting regressions by comparing recent workload performance against historical execution patterns.

June 9, 2026

by Deepesh Dhake

· 3,215 Views

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

· 847 Views

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

· 2,547 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

· 5,875 Views · 1 Like

How to Parse Large XML Files in PHP Without Running Out of Memory

Stream huge XML feeds in PHP, extract only matching nodes, and convert them into plain PHP arrays without loading the whole document.

June 5, 2026

by Nicholas Volkhin

· 2,999 Views

Building Threat Intelligence Pipelines Using Python, APIs, and Elasticsearch

STIX/TAXII in, ECS normalized, provenance preserved deterministic IDs, correct bulk writes, ingest pipelines keep threat indicator data reliable and queryable under load.

June 3, 2026

by Krishnaveni Musku

· 3,467 Views

Getting Started With Agentic Workflows in Java and Quarkus

A step-by-step tutorial on how to add agentic workflows to Quarkus applications with the Agentican framework via YAML and annotations.

June 3, 2026

by Shane Johnson

· 3,463 Views · 5 Likes

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