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Comprehensive Guides for free

Unlock the full potential of modern web development with our comprehensive guides, seamlessly integrating Node.js, Next.js, TailwindCSS, GraphQL, Contentful, and even more state-of-the-art technologies.

Prisma

Prisma ORM (Object-Relational Mapping) is a powerful tool that streamlines database management for developers. Prisma stands out with its type-safe approach, unlike traditional ORMs, offering auto-completion and error-checking during development.

Azure

Microsoft Azure stands at the forefront of cloud computing, offering a comprehensive suite of services designed to meet the diverse needs of modern enterprises. Azure's extensive portfolio includes computing, storage, networking, and analytics solutions, making it a versatile choice for businesses of all sizes.

Nodejs

Dive into Node.js for its efficient server-side capabilities, ensuring robust backend services.

Next.js

Leverage Next.js for unparalleled server-side rendering and static site generation, boosting your website's performance and SEO ranking.

Tailwind CSS

Embrace TailwindCSS for its utility-first approach to styling, enabling responsive, visually stunning websites with minimal effort.

NVM

Node Version Manager (NVM) is a popular tool that allows developers to manage multiple versions of Node.js on a single machine. It enables easy installation, switching, and management of different Node.js versions, ensuring compatibility with various projects and their dependencies.

Only Free Services

Posts tagged with that label are using free-of-charge services or at least a very generous free plan for the services, which usually is more than enough for a private blog, etc.

GraphQL

Explore GraphQL's revolutionary data querying language, allowing for precise and efficient data fetching, reducing unnecessary requests, and speeding up your application.

Contentful

Finally, it integrates Contentful, the leading headless CMS, for easy content management and delivery across platforms. This powerful combination ensures a scalable, maintainable, and SEO-optimized website, setting you apart in the digital landscape. Whether you're a seasoned developer or new to web development, our guides offer the tools and insights to elevate your projects and achieve outstanding results, and this is for free ;-)

Happy coding ❤️

Latest Posts - 84

Build Your Own Modbus-TCP Cache Proxy in Python: One Inverter, Many Home Assistant Clients

The Huawei SUN2000 SDongle accepts only one Modbus-TCP connection. Instead of an add-on, I wrote a ~300-line asyncio caching proxy that polls the dongle once every 10s and serves the registers to Home Assistant, AC·THOR and evcc at the same time. Full MBAP parsing, register batching and an in-memory cache.

Author Cloudapp
E.G.
June 19, 2026

Control an AC·THOR 9s from Home Assistant When Modbus Writes Are Blocked: the my-PV Cloud API

Reading the AC·THOR 9s over Modbus TCP works, but writing is blocked at the device. Here's how I switched control to the undocumented my-PV Cloud API as a Home Assistant shell_command, with tested parameters and the gotchas nobody mentions.

Author Cloudapp
E.G.
June 16, 2026

Detect a Failing PV String in Home Assistant: Shading, Dead Module or Loose MC4

A Home Assistant automation that compares your two MPPT strings and warns you the moment one drifts — early warning for shading, a dead module or a loose MC4 connector, with a night-time false-alarm guard.

Author Cloudapp
E.G.
June 15, 2026

Splitting a 2,000-Line automations.yaml into 8 Files

I let a 40-line Python script reshuffle my whole home-automation config — but only because a second script proved it didn't lose a single automation along the way.

Author Cloudapp
E.G.
June 13, 2026

Tapo H100: Cellar Humidity Monitoring in Home Assistant

A bare humidity number doesn't tell you when a cellar will condense. I added a cheap Tapo T310 to my H100 hub and turned it into a dew-point mold early-warning.

Author Cloudapp
E.G.
June 12, 2026

KNX Thermostat Preset Modes in Home Assistant

Why your KNX thermostat ignores the temperature you set in Home Assistant — the five HVAC preset modes, the snap-back that looks like a bug, and how I automate them.

Author Cloudapp
E.G.
June 11, 2026

An Open-Source SEO + GEO Audit Toolkit in Plain Node

Four Node SEO/GEO audit tools, zero runtime deps (one optional: Playwright): crawler, AI-crawler checks, Core Web Vitals, Search Console wins.

Author Cloudapp
E.G.
June 11, 2026

An Alarm Dashboard + Tecnoalarm Keypad in Home Assistant

Building a security dashboard in public: simulated sensors, a debounced trigger, dual logging, and the one decision that mattered most — what NOT to show.

Author Cloudapp
E.G.
June 10, 2026

KNX Motion-Sensor Automations in Home Assistant

Making KNX motion sensors drive lights that feel like the room is paying attention — the real trick is one extra group address, not a cleverer trigger.

Author Cloudapp
E.G.
June 9, 2026

Decoupling a KNX Alarm from the JUNG Panel in Home Assistant

I didn't want Home Assistant to be a slave to the JUNG alarm panel. So I inverted ownership: HA owns the alarm state and pushes it back onto the KNX bus.

Author Cloudapp
E.G.
June 8, 2026