Building a Production-Grade Distributed Chatroom in Go

The cloud offers numerous benefits, but it also introduces new challenges. One of the most significant threats to cloud reliability is the everyday habits of developers and administrators. These shortcuts may seem harmless, but they can quietly reduce reliability, leading to outages before production traffic even arrives.

In this tutorial, you'll build a browser-based PDF page numbering tool using JavaScript and the PDF-lib library. Users will be able to upload a PDF, choose where page numbers appear, customize formatting options, preview the document, and download the updated PDF without uploading files to a server.

Rebuilding infrastructure for every new project is a common pattern in software development, but it's a form of organizational waste. Platform as a Service (PaaS) can help teams start shipping value sooner by shifting the focus from infrastructure assembly to customer value.

Most Kubernetes clusters do not encrypt pod-to-pod traffic and Ingress traffic by default. cert-manager solves this by automating certificate management and rotation. This article covers how to use cert-manager to encrypt Kubernetes traffic.