DevOps

DORA (DevOps Research and Assessment) metrics are the gold standard for measuring software delivery performance.

Multi-tenancy is a fundamental architectural pattern for SaaS applications, allowing multiple customers (tenants) to share the same application infrastructure while maintaining data isolation.

When data is the a valuable asset, securing it has never been more critical. From the moment information is created to the point it’s discarded, its journey is fraught with risks - whether stored, transferred, or actively used.

Choosing the right headless CMS can make or break your content management strategy. Let’s compare three open-source solutions that influence how devs build content - driven applications.

Command-line interface (CLI) applications are essential tools for developers, system administrators, and DevOps professionals. Two Go libraries have become the de facto standard for CLI development in Go: Cobra for command structure and Viper for configuration management.

Token optimization is the critical skill separating cost-effective LLM applications from budget-draining experiments.

AWS Kinesis has become a cornerstone for building modern event-driven microservices architectures, enabling real-time data processing at scale with minimal operational overhead.

Nextcloud is the leading open-source, self-hosted cloud storage and collaboration platform that puts you in complete control of your data.

Immich is a revolutionary open-source, self-hosted photo and video management solution that gives you complete control over your memories. With features rivaling Google Photos - including AI-powered facial recognition, smart search, and automatic mobile backup - all while keeping your data private and secure on your own server.

Elasticsearch is a powerful distributed search and analytics engine built on Apache Lucene. This comprehensive cheatsheet covers essential commands, best practices, and quick references for working with Elasticsearch clusters.

I dug up some interesting performance tests of GPT-OSS 120b running on Ollama across three different platforms: NVIDIA DGX Spark, Mac Studio, and RTX 4080. The GPT-OSS 120b model from the Ollama library weighs in at 65GB, which means it doesn’t fit into the 16GB VRAM of an RTX 4080 (or the newer RTX 5080).

Unit testing ensures your Python code works correctly and continues to work as your project evolves. This comprehensive guide covers everything you need to know about unit testing in Python, from basic concepts to advanced techniques.

Docker Model Runner (DMR) is Docker’s official solution for running AI models locally, introduced in April 2025. This cheatsheet provides a quick reference for all essential commands, configurations, and best practices.

Running large language models (LLMs) locally has become increasingly popular for privacy, cost control, and offline capabilities. The landscape shifted significantly in April 2025 when Docker introduced Docker Model Runner (DMR), its official solution for AI model deployment.

Discover how to implement and optimize service mesh architectures using Istio and Linkerd. This guide covers deployment strategies, performance comparisons, security configurations, and best practices for production environments.

In today’s computing landscape, virtualization has become essential for development, testing, and running multiple operating systems. For Linux users seeking a simple, intuitive way to manage virtual machines, GNOME Boxes stands out as a lightweight and user-friendly option that prioritizes ease of use without sacrificing functionality.