Schema3D Turns Mermaid ER Diagrams into Shareable 3D Database Views

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A developer has built Schema3D, a browser-based tool that converts Mermaid ER diagrams, SQL files, and DrawDB schemas into interactive 3D visualizations. The tool addresses a common pain point where complex, relationship-heavy schemas become difficult to read in traditional 2D formats due to overlapping boxes and tangled lines. Users can orbit the graph, switch layouts, search, and filter tables without needing a live database connection or an account. Schema3D encodes the schema and view state into a compressed URL hash, allowing teams to share an exact graph view with colleagues via a simple link. The project is live at schema3d.com and available as open source under the MIT license on GitHub.

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Kubernetes Explained: How YAML Manifests Become Running Pods in 5 Stages

A technical guide by Zareen Khan on DEV Community breaks down the Kubernetes deployment process into five core stages for clearer understanding. The workflow begins with writing YAML manifests — including Deployments, Services, ConfigMaps, and Secrets — which are then submitted via kubectl apply to the API server for validation. The scheduler assigns workloads to appropriate nodes based on resource availability, affinity rules, and taints, while the kubelet on each node pulls container images and starts the pods. Once running, applications are exposed through Services, Ingress, and DNS, with NetworkPolicy controlling internal traffic. Observability tools such as readiness and liveness probes, logs, metrics, and events are highlighted as essential for maintaining healthy, resilient applications in production.

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AI World Models Bring Real-Time Interactive Video to Developers via Reactor Platform

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