Postgresql how to create new field in existing jsonb column
How to create new field in existing jsonb column using Rails migration and Active Record Here is an example of how to add a new field called status_number w...
Sergii Demianchuk
Applications Architect
What is the Docker ADD command
The ADD command copies new files, directories or remote file URLs from source src and adds them to the filesystem of the image at the destination dest path. ...
Building Simple NodeJS GraphQL API via Apollo Server example
GraphQL is a query language for APIs and a runtime for fulfilling those queries with your existing data. GraphQL provides a complete and understandable descr...
Kotlin Random Playground Code
Creating Kafka consumer using Kotlin is fun - at least they say so, why not to first play with Kotlin idiom and code. Kotlin Random Playground Code Try...
Create Apache Kafka Consumer
To create an Apache Kafka consumer, you will need to first install Apache Kafka on your system, if you haven’t already done so. You can download Apache Kafka...
Deploying a Rails App with an Nginx Sidecar Container
So, You have been working hard on your idea implementation, and now it a time when You first think about deployment of your brand new Ruby on Rails applic...
Creating ReactJS serverless checkout form
There comes a time in any apps life, when it will have to be monetize. There are a number of ways to become profitable, but accepting cash is a straight...
Deploying Elixir/Phoenix application on Heroku by Sergii Demianchuk
We have discussed main questions raised on Elixir Users’ Survey 2016 created by Josh Adams. Full demo of Elixir/Phoenix application deployment on Heroku...
Passion |> Elixir |> Phoenix
We have discussed architecture concepts behind Erlang, Elixir and Phoenix web framework.