Do not run Rails with pending migrations

Database migrations are the tricky part of any deployment. They make zero-time deploys problematic. They requires special attention since they can break stuff. Some might choose to run migrations automatically, some of us run them manually. But one thing is almost always true; the production code without migrations should not ever run. So how not […]

Editing XFA PDF forms on Linux/Fedora

PDF should be this nice universal format that many government institution now work with. But what if they require you to fill in XFA forms inside their template PDFs? The ones I need to fill for my insurance company are certainly not supported in the standard Document Viewer shipped with Fedora. This weekend I tried […]

Invoicing from the command line

Are you a freelancer? You don’t need to leave your command line to create invoices for your clients. InvoicePrinter is a Ruby library for producing PDF invoices without too much hassle. If you haven’t seen it before, you can read more about it in the announcement or its GitHub page. With the upcoming 1.1.0 release […]

How to keep hash keys untouched by ActiveModel::Serializer

At work we use ActiveModel::Serializer to serialize ActiveRecord objects into JSON:API-like responses for our APIs. The problem is that ActiveModel::Serializer is clever enough to dasherize our hash keys (so they can be accessed as properties instead of [] brackets syntax) and our hash keys are actually real keys that we have to serve untouched.

InvoicePrinter 1.1.0 will bring A4 page size support, command line client and more

Not so long ago I announced first stable release of InvoicePrinter. I wanted to say that the API is stable and people to experiment with it. I am happy¬† to see that the project got already over 3 hundred stars and 20 forks. Wow, thanks! This kind of support motivates me to work on the […]