October 25, 2026
iPhone Duo: What Your App Needs to Change
What happens to an app that isn't optimized for the foldable iPhone, what needs to change in design and code, and how to check whether your app is ready.
Read full articlePractical insights on digital products, MVPs, and AI implementations.
October 25, 2026
What happens to an app that isn't optimized for the foldable iPhone, what needs to change in design and code, and how to check whether your app is ready.
Read full articleOctober 18, 2026
Price ranges for a business website, an online store or a web app, what goes into the cost and what you pay after launch.
Read full articleOctober 11, 2026
What app maintenance should include, who tracks updates and which responsibilities to define before launch.
Read full articleOctober 04, 2026
A practical way to choose between messages, a simple calendar and an online booking flow based on time spent and missed requests.
Read full articleSeptember 30, 2026
Contact forms that go nowhere, invisibility in AI search, redesigns without redirects and other mistakes I see on recently launched websites. Plus a 15-minute test for your own site.
Read full articleSeptember 25, 2026
What an AI agent is, how it differs from a chatbot, and where it genuinely helps a small or mid-sized business. Practical use cases, limits, and how to start safely.
Read full articleAugust 30, 2026
AI gives you superpowers: you can generate features in minutes. But if you never ship, you fall into a trap — lots of motion, no results. How to spot the pattern and get out.
Read full articleAugust 03, 2026
A practical guide to choosing between a website and a mobile app: costs, development time, and use cases.
Read full articleJune 22, 2026
Real price ranges, key cost factors, and how to budget correctly before talking to a developer.
Read full articleMay 12, 2026
The mistakes that kill most software projects, seen from a developer with 10+ years of experience. It's rarely about the technology.
Read full articleApril 14, 2026
A week-by-week plan to go from idea to a real product: what to build, what to skip, and how to avoid the classic traps.
Read full articleMarch 15, 2026
An honest comparison between the two cross-platform technologies from a developer who has used both in real projects.
Read full articleFebruary 18, 2026
Clear indicators that show when AI can reduce repetitive work and when it is better to postpone implementation.
Read full articleFebruary 10, 2026
A practical framework for validating your product idea quickly without overbuilding features in the first release.
Read full articleFebruary 07, 2026
Why I moved from writing tutorials on this blog to founding Pixery, a studio that builds production-ready mobile and web products.
Read full articleNovember 21, 2025
How Pixery takes founders from a rough idea to a live, working product — scoping, full-stack development, and ongoing support.
Read full articleOctober 04, 2025
A case study on building AmCitit.ro, a book-sharing platform for Romanian readers, using Next.js, Tailwind CSS, PostgreSQL, and Vercel.
Read full articleProgramming tutorials from my old blog, dragosholban.com, written between 2018 and 2019. Some APIs and tools have changed since then.
February 16, 2019
A tutorial on building a jigsaw puzzle game in Flutter, covering image splitting, drag-and-drop pieces, and game logic.
Read full articleJuly 01, 2018
A step-by-step tutorial on building a simple weather app in Flutter, from project setup to fetching and displaying live weather data.
Read full articleMay 13, 2018
A tutorial on building an Instagram-like Android app backed by Google Firebase, covering authentication, storage, and a photo feed.
Read full articleApril 21, 2018
A tutorial on building a simple drawing app for Android, letting users sketch on the screen with touch gestures.
Read full articleApril 13, 2018
A WordPress tutorial showing how to modify the main query so that static pages appear alongside posts on the homepage.
Read full articleApril 11, 2018
A short PHP tutorial showing how to correctly convert a date and time from one time zone to another using DateTime and DateTimeZone.
Read full articleApril 07, 2018
A tutorial on implementing face detection in an Android app using the Google Mobile Vision API.
Read full articleMarch 18, 2018
A tutorial on integrating the Facebook SDK into an Android app to let users log in and pick photos from their Facebook albums.
Read full articleMarch 09, 2018
A tutorial on building a jigsaw puzzle Android game, from splitting an image into pieces to handling drag-and-drop gameplay.
Read full articleFebruary 24, 2018
A beginner-friendly tutorial on building your first Android app: a simple time zone converter, from project setup to UI and logic.
Read full article