Introduction to x86_64 Assembly
Before diving further into the study of crackmes, it seemed appropriate to write a short introduction to x86_64 assembly language. It is a complex a…
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Beyond Arduino: Getting Started with ESP-IDF in VS Code for ESP32
Note: This tutorial was originally published on effessdev.github.io . Check out the original article for the most up-to-date version: https://effess…
Idempotency for Reliable APIs
Why idempotency matters When you build an API, retries are inevitable. Clients lose connections, timeouts happen, and users double-click buttons. Wi…
Troubleshooting Common Issues with AI Code Tools (2026 Guide)
Originally published at nlocoding.com 61%of developers say AI code suggestions introduce new bugs at least once per week (GitHub, 2026) AI coding is…
🚀 Spring Boot Learning Series — Episode 3 | Spring Boot
Episode 3 | Spring Boot | Auto-Configuration, Starters & How the Application Starts Episode 1 covered why Spring exists — avoiding tight couplin…
MCP in 2026: The numbers behind the ecosystem explosion
I spent an afternoon digging through the MCP ecosystem numbers. Here is what I found. The numbers 13,000+ MCP servers on npm and GitHub (as of May 2…
Bedrock Guardrails Blocked My RAG Bot's Own Questions: Denied Topics and Contextual Grounding Tested
By Tim O. I am studying for the AWS Certified AI Practitioner exam, and I wanted something to build rather than another set of flashcards. The 2026…
Your Grid Has Invisible Columns: auto-fill vs auto-fit
You wire up a card grid with the one-liner everyone reaches for: .cards { display : grid ; grid-template-columns : repeat ( auto-fill , minmax ( 240…
Your scraper's defaultCountry setting invents phone numbers
Most contact scrapers have a setting called something like defaultCountry or region . It looks harmless. It is the fastest way to fill a database wi…
Handling Missing Values in pandas: dropna, fillna and What Each One Claims
By Michael Nocito , data analyst · Published August 8, 2026 By the end of this page you can count what is missing and where, choose between dropping…
JavaScript Event Loop: How Does JavaScript Handle Multiple Tasks?
JavaScript is often called single-threaded . That means it has one main thread and can execute one piece of JavaScript at a time . So here is the ob…
Free Tokens Are Not an SLO: An Ops Cost Drill for AI Batch Queues
Free Tokens Are Not an SLO: An Ops Cost Drill for AI Batch Queues This week, two numbers trended: a harness at 100%, a model at 30%. For platform te…
Javascript If-else Statement
The JavaScript if-else statement is used to execute the code whether condition is true or false. There are three forms of if statement in JavaScript…
Environment Config the Clean Way
Stop Hardcoding, Start Centralizing We've all been there: const apiUrl = 'https://staging.example.com' sitting at the top of a random file. Then som…
Next.js Qdrant OpenAI RAG: Verify Before You Build
🚀 Technical Briefing: This tutorial is part of our deep-dive series on Agentic Workflows at Gate of AI . For the full technical breakdown, interacti…
Whoosh on the no-GIL Python: pure-Python search that can finally use your cores
For fifteen years, the standard answer to "why is my pure-Python search slow to index?" was: the GIL . Tokenizing, stemming, and building postings i…
I built a contractor-license Actor that AI agents call and pay for on their own
I don't have an audience. No newsletter, no Twitter following, no YouTube channel. Every product I shipped before this one died the same way: a huma…
Docker Swarm Said “Insufficient Resources.” The Running Service Was Using 480 KiB
I expected this task to schedule. The running service was barely doing anything: MemoryUsage=480KiB / 5.772GiB MemoryPercent=0.01% CPU=0.00% Then I…
Memory Systems in AI: Short-Term and Long-Term Memory
Modern AI systems are becoming more than simple question-and-answer machines. They can maintain conversations, understand user preferences, remember…
Build a caption QA harness in Python: WER, missed entities, timing and reading rate
TL;DR We're building a caption evaluation harness that scores a WebVTT file on four axes instead of one: word error rate under a fixed normalizer, m…
Frame-accurate FFmpeg trimming without re-encoding the whole file
TL;DR -c copy can only cut on keyframes, so your 12.4s trim starts wherever the last keyframe was. We'll build a smart-trim script that probes keyfr…
Build a resumable video migration worker: ledger, bounded concurrency, 429 backoff
TL;DR We're building a migration worker that moves a video library into a hosted video API without tripping rate limits or double-creating assets. S…
Objects in JavaScript
Introduction Due to the dynamic nature of javascript creating an object is as simple as the code below. var myObject = {}; the code above creates an…
Rate Limiting Basics: Protecting Your API from Abuse
Why Rate Limiting Matters Every public API eventually faces abuse. It could be a malicious script hammering your endpoints, a misconfigured client r…
Code and approach to so solve Longest common prefix
class Solution : def longestCommonPrefix ( self , strs : List [ str ]) -> str : Longest_sum = "" for i in range ( len ( strs [ 0 ])): for j in st…
My Code and approach to solve the two sum problem of leetcode
class Solution : def twoSum ( self , nums : List [ int ], target : int ) -> List [ int ]: for i in range ( len ( nums )): for j in range ( len (…
Building Local-First Web Apps: Parsing HTML and PDFs to Markdown in the Browser
Local-first and privacy-focused web utilities are having a massive comeback. With browser engines becoming faster and WebAssembly/Web Workers maturi…
How I built an in-memory explicit content filter in Node.js (200ms latency, zero images saved)
If you allow user-generated content in your app, you eventually run into a massive liability problem. Users will upload NSFW images. I ran into this…
What Changes When Converting SVG to React Components (JSX & TSX)
TL;DR SVG attributes like stroke-width become strokeWidth in JSX. class → className . Numeric values become {expressions} . Inline styles become obj…
Where to Find Free Datasets to Practice With (And How to Pick One)
By Michael Nocito , data analyst · Published August 8, 2026 By the end of this page you will have a shortlist of places that hold millions of free d…