Go Profiling in Anger: pprof, Escape Analysis, and Inlining Without Magic
Go's performance culture has a ritual quality. "Use sync.Pool." "Avoid interface boxing." "Preallocate slices." Copy-pasted from blog posts and applie
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Go's performance culture has a ritual quality. "Use sync.Pool." "Avoid interface boxing." "Preallocate slices." Copy-pasted from blog posts and applie
sync.Pool is one of those Go features that shows up prominently in "how to write fast Go" blog posts and then gets applied to everything. The result i
In the last post I walked through the four concurrency pillars — shared memory + locks, CSP, actors, STM — and argued that real systems mix them on pu
Esta guía va acompañada de un vídeo tutorial. Parte 1: Desarrollo asistido por IA con Solana MCP (Machine Conversation Protocol)
Merge Sort es un algoritmo de ordenamiento basado en el paradigma Divide y Vencerás. Divide recursivamente el arreglo en mitades hasta llegar a eleme
Building the Impossible: How Papers Turned My Messy Notes Into a Thinking Partner After 1,000+ Hours Honestly, I never thought this would w
I didn't expect a load balancer to make me uncomfortable. But here we are. I built one in Go for my MSc case study. Round-robin distribution, health
In August 2024 Andrei Merlescu wrote a package called verbose and released it under the Apache 2.0 license. The idea was novel: when interacting with
Every Laravel tutorial starts the same way: create a controller, write some Eloquent in it, return a view. It works for a demo. It collapses under the
Last Tuesday, at 3 AM in a robotics lab that smelled like solder and desperation, my drone — let's call her Doris — smashed into the same wall for the
Three Months with Capa-Java: The Brutal Truth About "Write Once, Run Anywhere" Honestly, if there's one thing I've learned in my 10 years o
The Linux Kernel, Rust, and the C++ Question: Evolution, Not Replacement For decades, the Linux kernel has been synonymous with C. It’s fas
The Brutal Truth About Capa-Java: After 6 Months of Multi-Cloud Hell Honestly, when I first heard about Capa-Java, I thought I'd finally fo
Gemini CLI vs Claude Code: compare setup, performance, code quality, and cost to find the right Python AI coding tool for your workflow.
Gulp is gone. Yarn scripts are unified. TypeScript is default. 14 boilerplates refreshed. One php bones migrate:to-v2 away. After years of shipping
Your drift detector fires. The session looks clean. You roll back anyway. That's the false positive problem — and it's not a threshold tuning issue.
Vitest 2.0 vs Jest: We migrated a 400-test Jest suite last month. Runtime dropped from 47 seconds to 11 seconds. Here is the honest breakdown.
MCP (Model Context Protocol) servers are how you extend Claude and other AI assistants with custom tools, data sources, and APIs. Publishing one to np
Designing a Scalable State Container in Vanilla JavaScript The concept of a state container within application development is pivotal, part
Serverless Postgres sounds perfect until your Vercel function hits too many connections under moderate traffic. Here's what I learned running Neon in