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 will be...
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. Let's create a simple plugin that will show us last opened f...
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...
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...
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 of a good leader based on the first chapter of Sun Tzu’s TAoW. Si...
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...
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 ...
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...
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 lik...
Trailblazer tutorial: refactoring fat controller - part 3.
Before we move our business logic to Operation class we still need to handle: Setting the speaker data, Updating the bio of current user based on the speaker from proposal bio. (Iteration 6) D...