Paweł Świątkowski

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Wrocław, Poland Joined on Mar 30, 2018 https://katafrakt.me

Pronouns

he/him

Work

Elixir and ReScript developer @ Walnut

Paweł Świątkowski

Nov 2 '24

Chekhov's gun principle for testing

#testing #elixir

4 min read

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Paweł Świątkowski for AppSignal

Aug 6 '24

Enhancing Your Elixir Codebase with Gleam

#elixir #gleam

12 min read

Paweł Świątkowski

Jul 13 '24

Checking Efx - testable effects for Elixir

#elixir #testing #functional

4 min read

Paweł Świątkowski

Jun 13 '24

Don't refactor the code

#programming #communication #softwaredevelopment #codequality

324

2 min read

Paweł Świątkowski for AppSignal

Mar 5 '24

Creating Custom Exceptions in Elixir

#elixir

8 min read

Paweł Świątkowski

Jan 10 '24

Reconfiguring your application live with dRuby

#ruby #druby

4 min read

Paweł Świątkowski

Oct 25 '23

Functional domain modeling in Elixir

#elixir #ddd #functional

7 min read

Paweł Świątkowski

Oct 4 '23

On using Phlex

#ruby #rails #phlex

5 min read

Paweł Świątkowski

Sep 18 '23

Data migrations in regular migrations and why you (probably) should not do that

#ruby #rails #database

3 min read

Paweł Świątkowski for AppSignal

Sep 6 '23

Writing a Custom Credo Check in Elixir

#elixir

11 min read

Paweł Świątkowski

Jun 27 '23

Rendering tasks (Writing TUI with Ratatouille)

#elixir #tui #terminal #tutorial

6 min read

Paweł Świątkowski

Jun 25 '23

Writing TUI with Ratatouille

#elixir #tui #terminal #tutorial

4 min read

Paweł Świątkowski

Mar 6 '23

Underrated pattern of an inline event dispatcher

#architecture #eventdriven #ruby

4 min read

Paweł Świątkowski

Feb 6 '23

Events, events, events

#architecture #eventdriven #ruby

4 min read

Paweł Świątkowski for AppSignal

Jan 18 '23

Create a Business Language for a Rails Application

#ruby #rails

10 min read

Paweł Świątkowski

Dec 25 '22

Long story short: I build a Ruby extension with Zig

#ruby #zig

4 min read

Paweł Świątkowski for AppSignal

Dec 15 '22

A First Look at Hanami 2 for Ruby

#ruby

5 min read

Paweł Świątkowski

Nov 23 '22

Write migrations last

#database #elixir #rails #programming

7 min read

Paweł Świątkowski

Oct 19 '22

Purity injection in Elixir

#elixir #functional

5 min read

Paweł Świątkowski

Jul 28 '22

ActiveRecord, over-optimization and POLS

#ruby #rails #pols

4 min read

Paweł Świątkowski

Feb 15 '22

Renaming a table in production in PostgreSQL

#postgres #rails

3 min read

Paweł Świątkowski

Jan 14 '22

Yard Sale - event-driven e-commerce

#atlashackathon #rails #ruby #eventdriven

2 min read

Paweł Świątkowski

Dec 2 '21

Steering your submarine with Elixir, Leex and Yecc (AoC'21, day 2)

#adventofcode #elixir #programming

4 min read

Paweł Świątkowski

Oct 18 '21

Application with Elixir, business logic with Gleam

#elixir #gleam #interlingua

5 min read

Paweł Świątkowski

Jun 15 '21

Six months of Elixir - some thoughts after switching the main language

#elixir

4 min read

Paweł Świątkowski

Apr 30 '21

Treat your flaky tests like production bugs

#testing #tests #dx

3 min read

Paweł Świątkowski

Dec 3 '20

Solving AoC#2 puzzle with Parslet

#ruby

4 min read

Paweł Świątkowski

Sep 15 '20

Seeds-driven development

#webdev

4 min read

Paweł Świątkowski

Jun 3 '20

Understanding complex Ruby application with profiling tools

#ruby #profiling

9 min read

Paweł Świątkowski

Dec 4 '19

Advent of Code, day 4 in Zig

#adventofcode #zig #newlanguage

2 min read

Paweł Świątkowski

Jun 15 '19

I'm worried about Ruby future

#ruby

4 min read

Paweł Świątkowski

Apr 18 '19

Ruby – Pattern Matching – Second Impressions

#ruby #patternmatching

3 min read

Paweł Świątkowski

Aug 27 '18

[Rant] Facebook API: avoid at all costs

#rant #facebook #api

4 min read

Paweł Świątkowski

Jul 4 '18

Notes on writing Service Objects

#ruby #serviceobjects #codestyle

7 min read

Paweł Świątkowski

Jun 25 '18

Hidden jewels of Ruby stdlib

#ruby #programming

11 min read

Paweł Świątkowski

Jun 4 '18

Snowflake method for software projects

#productivity #design #projectmanagement

7 min read

Paweł Świątkowski

Apr 4 '18

Regular expressions: how do they work?

#programming #computerscience #regex

242

9 min read