Blog Posts

Visualize Explain Results from PostgreSQL in PGCLI

• Daniel Kukula
• Development , Tools

Recently I wrote a visualizer for explain query responses from PostgreSQL. I also integrated it into pgcli and it got merged few days ago. You can install it currently with:

Show Country Emoji with Elixir

• Daniel Kukula
• Development , Tips

Recently jorik posted about converting country code to flag emoji. I decided to give it a try in elixir.

Porting Files Generated by Phoenix to Surface

• Daniel Kukula
• Development , Tutorials

This post is intended to get you started with surface provided components. I provided the original code and surface versions so you can compare the differences yourself without installing anything.

Serving Open Street Map Vector Tiles with Elixir and Phoenix

• Daniel Kukula
• Development , Tutorials

Some background on mbtiles files from mapbox/mbtiles-spec

MBTiles is a specification for storing tiled map data in SQLite databases for immediate usage and for transfer. … The metadata table is used as a key/value store for settings. It MUST contain these two rows:

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Nginx Logs in Live Dashboard

• Daniel Kukula
• Development , Tutorials

Building on top of my previous blog posts on creating a nginx log parser and displaying ps output in live dashboard I decided to build a nginx log display.

Parse Nginx Access Log with Nimble Parsec

• Daniel Kukula
• Development , Tutorials

Lately I played with some string parsing and found nimble_parsec a library which does the job perfect. I will show you how to convert nginx logs to something readable in elixir. A typical log line looks like:

Phoenix Live Dashboard Custom Page

• Daniel Kukula
• Development

Today I played with custom live dashboard pages, That’s a short documentation how to use it. We will implement a page that shows the currently running system processes on the box running our elixir system.