Best of Flask — April 2025

1. 1
   Article

   TestDriven.io·1y

   Building a Real-time Dashboard with Flask and Svelte

   Learn to build a real-time analytics dashboard using Flask for the backend and Svelte for the frontend. The tutorial covers setting up a Flask backend with server-sent events (SSE) for real-time data streaming, creating a Svelte application using SvelteKit, and implementing interactive charts and graphs. Additionally, it includes handling real-time data updates and adding configurable alert thresholds for monitoring sensor data.

   41
2. 2
   Article

   Nick Janetakis·1y

   Shrink Your Docker Images by ~50% with Multi-Stage Builds — Nick Janetakis

   Learn how to significantly reduce the size of Docker images using multi-stage builds. The post provides examples for Flask, Django, Rails, Node, and Phoenix, explaining the process of splitting build time and run-time dependencies. By organizing multi-stage builds, you can create more efficient, smaller, and maintainable Docker images.

   16