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Rails CD with Docker, Github Actions and VPS

I want to show you how to deploy your app to production with minimal cost and make the deployment process fully automated. If you have never done it before, this post will show you how to achieve i...

Marek

Application testing with Apache JMeter

What is Apache JMeter? It is a tool for carrying out performance tests of the server and database used by our application. Such tests allow us to estimate how many users of our application wil...

Mateusz

How to make UI for neovim plugins in Lua

In the last article, we saw the basics of creating plugins in Lua using floating windows. Now it's time for a more traditional approach....

Rafał

Trailblazer is back, better then ever!

For those who know Trailblazer - you know that for the last 6 years TRB evolved a few times, introduced a lot of great ideas but also had it's problems: missing documentation, lack of communication...

Łukasz

Dead rows in a materialized view

In the application that I work on, we have a materialized view. It was created from several joined tables. It’s used to speed up searching for data without joining seven or eight tables in every qu...

Kuba

The Art of Project Management - part 2

INTRODUCTION In the first part of the cycle, we talked about initial estimations (in our case project concept) and characteristics o...

Łukasz

How to write neovim plugins in Lua

One of goals which neovim devs set for themselves, was making lua the first-class scripting language alternative to viml. Since version 0.4 its' interpreter along with 'stdlib' have been already bu...

Rafał

Trailblazer tutorial: collections, forms, testing Cells - part 6

In this post, we will finish up refactoring views that we saw, including a view that is heavily based on callbacks. We won't be able to delete them yet since for now we only render the cell in one ...

Krzysztof Kamil

Trailblazer tutorial: refactoring legacy rails views with Trailblazer Cells - part 5

Encapsulating backend business logic into Trailblazer operations is a very important part of building an app based on it, alongside contracts and moving logic from controllers. Another important st...

Krzysztof Kamil

Trailblazer tutorial: updating old fat controller - part 4.

Since we prepared and tested Operation and Contract to create Proposal with Trailblazer way, it is time to clean the mess in the controller. Let's remind how our controller #create action looks...

Adam