Johan Louwers – Medium

Johan Louwers

Automate deploying Apache Spark on Oracle Cloud Infrastructure

When working with Apache Spark, you may often require rapid development environments. Solutions akin to Vagrant are excellent for…

4 min read1 day ago

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Automate deploying Apache Spark on Oracle Cloud Infrastructure

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Johan Louwers

Tricking the Nasdaq API to talk to your python code in JSON

When people need to download ticker symbols from Nasdaq, many will attempt to access the api.nasdaq.com API endpoint. For instance, making…

2 min read2 days ago

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Tricking the Nasdaq API to talk to your python code in JSON

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Johan Louwers

NATO AWACS public flight data analyse with Python

Disclaimer; this blogpost has been written based upon public available information only.

6 min read3 days ago

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NATO AWACS public flight data analyse with Python

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Johan Louwers

KNMI derived temperature with Inverse Distance Weighting in Oracle SQL

In this article we will build upon an earlier post where we outlined how you can calculate the distance between geographical coordinates…

6 min read6 days ago

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KNMI derived temperature with Inverse Distance Weighting in Oracle SQL

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Johan Louwers

Haversine formula in Oracle SQL

When calculating the distance between two point on earth you have choice between Haversine and Vincenty. The Haversine and Vincenty…

5 min readApr 5, 2024

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Haversine formula in Oracle SQL

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Johan Louwers

Royal Netherlands Meteorological Institute MQTT observation data

The Royal Netherlands Meteorological Institute (KNMI) serves as the primary scientific authority for meteorological research in the…

5 min readApr 4, 2024

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Royal Netherlands Meteorological Institute MQTT observation data

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Johan Louwers

Data Mesh — REST API Routing

When developing multiple data products and wanting to expose them to the users in a logical and ordered manner, it being either internal…

7 min readApr 2, 2024

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Data Mesh — REST API Routing

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Johan Louwers

Data Mesh — Language Definitions

In the overarching framework of Data Mesh, one aspect emphasizes that applications within the operational sub-domain maintain autonomy…

4 min readMar 6, 2024

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Data Mesh — Language Definitions

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Johan Louwers

Software Design with RASUI

In the ever-evolving landscape of technology, the quest for user-centric and robust software solutions remains paramount. Today, as…

3 min readMar 5, 2024

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Software Design with RASUI

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Johan Louwers

Spatial Interpolation in Python using Inverse Distance Weighting

Inverse Distance Weighting (IDW) is a commonly used method in geostatistics for spatial interpolation. It’s particularly useful when you…

4 min readSep 18, 2023

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Spatial Interpolation in Python using Inverse Distance Weighting

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Johan Louwers

Johan Louwers

Johan Louwers is a technology enthousiasts with a long background in supporting enterprises and startups alike as CTO, Chief Enterprise Architect and developer.

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