We're building a custom Prometheus exporter using Quarkus Jakarta, focusing on avoiding high cardinality and ensuring efficient metrics. Buckle up for some metric magic! Why Custom Exporters? Aren't We Reinventing the Wheel?...

Before we start our fitness journey, let's talk about why we're even bothering. Kafka consumers with a large memory footprint can lead to: * Slower processing times * Increased infrastructure costs * Higher risk of...

Seccomp, short for "secure computing mode," is like a bouncer for your container's syscalls. It decides which syscalls get VIP access to the kernel and which ones get left out in the...

To optimize MongoDB for write-heavy workloads: * Choose a shard key that distributes writes evenly * Monitor and manage chunk balancing * Fine-tune indexes for write efficiency * Use write concern judiciously * Consider using the WiredTiger storage engine The Write...

* The company offers the new Nvidia Jetson Orin Nano Super developer kit with generative AI for creating chatbots, AI agents, or AI-powered robots. * Its small size makes it suitable for “hobbyists and students.” * Compared to the...

Kubernetes is powerful, but its YAML manifests can be about as fun as watching paint dry. Enter Helm, the package manager for Kubernetes that's here to save our sanity. Think of it as npm...

For those who like their info like they like their coffee - quick and strong: * Ansible: Easy to learn, agentless, YAML-based * Puppet: Mature, great for large enterprises, uses its own DSL * Chef: Ruby-based, highly customizable, steep...

You're a backend engineer, knee-deep in code, cranking out APIs like there's no tomorrow. Suddenly, a wild update on framework appears! Do you: * A) Panic and consider a career change to goat...

The Usual Suspects: iostat, vmstat, and dstat Let's start with the holy trinity of performance monitoring tools: 1. iostat: The I/O Detective When disk I/O is giving you headaches, iostat is your...

Understanding consensus algorithms is crucial for backend engineers working with distributed systems. These algorithms ensure data consistency and reliability across multiple nodes, forming the backbone of modern distributed architectures. We'll explore the basics, popular...

Wwhy Vue.js 3 is turning heads faster than a cat video on the internet: * 🚀 Blazing Fast: Vue 3's reactivity system got a complete overhaul, making it leaner and meaner than ever. * 🧩 Composition API:...

* On December 12, 2024, the stock price fell below $178 but exceeded $228 by December 14, closing at $225.15. Market capitalization reached $1.05 trillion, driven by strong Q4 FY2024 results. * Total revenue grew 51%...

TL;DR: The Package Manager Cheat Sheet * apt: Debian/Ubuntu's golden child * yum: Red Hat's old reliable * dnf: yum's younger, cooler sibling * snap: Canonical's containerized solution * flatpak: The...

The Foundation: Choosing Your Programming Language Before we start building our backend empire, we need to lay a solid foundation. And that starts with picking the right programming language. But here's the million-dollar question:...

SELinux and AppArmor are Mandatory Access Control (MAC) systems that enhance Linux security by enforcing fine-grained access policies. They provide an additional layer of protection beyond traditional Unix permissions, helping to prevent unauthorized access and limit...