GIS Fundamentals — A Pre-Course Primer for QGIS
This guide covers the concepts you need before starting the QGIS course: the spatial data model, storage formats, and coordinate reference systems (CRS). CRS and projections are the main source of ...
My Notes
Understanding `regexp_match()` in QGIS
Learn how the QGIS `regexp_match()` function works, how to interpret its return value, and how to use it to filter features with practical examples.
Regex in QGIS — A Practical Reference
Where regex works in QGIS, the four expression functions, and worked examples for cleaning, extracting, selecting, and labeling.
Web GIS Developer Learning Plan
A practical learning plan to become a Web GIS Developer with React, FastAPI, PostGIS, Python GIS, and applied AI.
Resumen Ivan Arias — GIS Developer & Full-Stack Engineer
🗺️ GIS Developer & Full-Stack Engineer | Web GIS · Python · AWS · Leaflet
My Optimal Weekly Training Routine (Upper / Lower)
A 4-day Upper/Lower week built around getting stronger at pull-ups and dips, with every muscle trained twice a week.
Mental Model for WEBGIS (WEBGIS)
Answer this in your own words..
A Realistic Weekly Roadmap (WEBGIS)
Structured roadmap designed for active learning...
Javascript Functions
A function is a reusable block of code that performs a specific task.
HOBIJ Company Analysis
HOBIJ is a Dutch temporary employment agency that has been recruiting EU workers since 1998