Optimizing pg_search with precomputed tsvector columns in Postgres
TLDR: If your pg_search queries are slow due to joins and dynamic tsvector generation, precompute a weighted search_vector column and index it. […]
Author: Jakub Godawa
Visualized multi-threaded simulators
Hey! Here’s my talk from EuRuKo2024 in Sarajevo 🙂
Preserving Backtrace When Wrapping Errors for Rollbar Reporting
When dealing with error handling in Ruby, especially in the context of integrating with error monitoring tools like Rollbar, it’s common to […]
Responsive Terminal with Async and getch
When developing terminal-based applications in Ruby, managing user input and output efficiently is crucial. The code snippet below demonstrates how to use […]
From Threads to Async gem
In our ongoing petrol station simulator project, we previously used threads, mutexes, and condition variables to manage the concurrent operations. This approach, […]
Reducing Resource Overhead with Enumerators
Building a petrol station simulator can be an exciting project that involves managing multiple cars, queues, and pumps efficiently. Initially, you might […]
Pass by value of reference
There comes a moment of pondering, is Ruby a pass by value or pass by reference language? Or in other words, which […]
Mutex and condition variable
So in a couple of months I’m about to present this thing on petrol station simulator. And it’s better to know what […]
GitHub Actions with basic settings
When setting up an app to work with GHA on GitHub (not self-hosted) you may stumble upon some solvable issues. Here, I […]
Upgrading to Sqlite3 v2.0
I just had a little challange updating the sqlite3 gem in one of my hobby projects. I like keeping small projects up […]