Development Blog some things we do
Hello, this is the developer blog of Questionmark, where
we discuss technical challenges and solutions.
If instead you're interested in using our API, please see the API documentation.
If instead you're interested in using our API, please see the API documentation.

06 Feb 2024 by wvengen
Making sense of Nuxt data

14 Nov 2023 by wvengen
Direct previews with Active Storage
19 Feb 2021 by wvengen
PostgreSQL FDW and custom domains

11 Dec 2020 by wvengen
Matching ingredients with linked data

07 Aug 2019 by wvengen
Product scanner app


02 Mar 2018 by wvengen
Sustainability rankings

13 Feb 2017 by wvengen
Storing barcodes

31 Jan 2017 by wvengen
Product categorization with machine learning

14 Dec 2016 by wvengen
Finding partial barcodes in SQL

09 Mar 2016 by wvengen
Multi-level auto eager loading

15 Feb 2016 by wvengen
Reading CSVs from Excel within Ruby
25 Nov 2015 by wvengen
Finding a Ruby memory leak using time analysis

11 Sep 2015 by wvengen
Product sustainability in a Sankey diagram

12 Aug 2015 by wvengen
Free-form select2 with existing values
