A Blueprint for Engineering Managers

Introduction In today’s competitive software landscape, the ability to iterate and deliver high-quality solutions rapidly is the primary driver of business success, making the adoption of a DevOps culture essential rather than optional. However, the true challenge of building an effective DevOps team lies not merely in deploying new tools, but in navigating the complex … [Read more…]

Prometheus PromQL Query Example: node exporter

For you Linux Node Exporter target, this is the most important PromQL question CPU, RAM, Disk, Network, Load, Uptime. The metrics you upload include Node Exporter metrics such as node_cpu_seconds_total, node_memory_MemAvailable_bytes, node_filesystem_size_bytes, node_disk_*And node_network_*. 1. Server UP / DOWN upjob=”linux” Code language: JavaScript (javascript) 1 = server is active0 = the server is down 2. … [Read more…]

Week in the Charts (6/24/26)

Look video of this post here. Over the past 30 years, the purchasing power of the US Consumer Dollar has halved due to inflation. At the same time, the S&P 500 has risen 852% (7.8% annually) AFTER adjusting for inflation. Why you need to invest for the long term, in one chart… At Creative Planning, … [Read more…]

Complete Marp installation + commands + example guide

Marp is a markdown presentation ecosystem. Marp CLI converts Marp/Marpit Markdown files to Static HTML/CSS, PDF, PowerPoint/PPTX, and images. The official CLI docs also mention Node.js v18+ required for a Node-based CLI, and PDF/PPTX/image conversion requires a browser such as Chrome, Edge, or Firefox. (GitHub) Marp is best when you want: Markdown → HTML Markdown … [Read more…]

API Resources, YAML Examples, and Use Cases

What is Kubernetes ConfidentialA secret is an object that contains a small amount of sensitive data such as a password, token, or key. Secret type objects are intended to store sensitive information, such as passwords, OAuth tokens, and ssh keys. Storing this information privately is more secure and flexible than storing it verbatim in a … [Read more…]

The Ultimate Guide to Ordering Local Services Online

In today’s fast-paced world, the challenge is not finding a service provider, but finding the service provider Right One. Whether you’re a homeowner experiencing a sudden pipe leak, a startup founder looking for a specialized consultant, or a student looking for a private tutor, the search for professionals near me can often feel like looking … [Read more…]

Week in the Charts (6/16/26)

Look video of this post here. The most important charts and themes in markets and investing… 1) The Biggest IPO in History SpaceX officially became the largest IPO in history, raising a total of $85.7 billion. That’s $60 billion more than the 2nd largest IPO, Saudi Aramco ($25.6 billion raised in 2019). At an IPO … [Read more…]

Complete DevOps Toolchain Guide for Software Delivery Automation

Introduction When engineering teams transition from traditional software development to modern cloud-native workflows, they are often blindsided by the sheer volume of technologies they must adopt. Beginners opening a modern DevOps landscape map are met with hundreds of logos, acronyms, and overlapping platforms. It is incredibly common to feel overwhelmed, wondering how any single professional … [Read more…]

What Technologies Empower AI Wearables, Wearable AI Devices, Personal AI Devices, AI Companion Devices?

What Technologies Empower AI Wearables, Wearable AI Devices, Personal AI Devices, AI Companion Devices, Ambient Computing Devices, Lifelogging Devices, and Memory Augmentation Devices? Introduction AI-powered devices are becoming one of the most exciting technology trends in the world. These devices are commonly called AI Wearables, but they also include Wearable AI Devices, Personal AI Devices, … [Read more…]

How Independent Learning Prepares Students for Tech Careers

The US Bureau of Labor Statistics projects that by 2034, there will be more than 11,650 jobs in STEM fields, which is a slight increase from 2024. Although AI has changed the scope of jobs in technology, it has not completely eliminated hope in this field. Students are still preparing for careers in technology, and … [Read more…]