I Committed 518,000 Lines in 30 Days. Production Kept 235,000.
Originally published on my blog — read it there with the full context, code and updates . Last week I did something I almost never bother to do: I c…
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One Password Shut Down a US Fuel Pipeline
In May 2021, Americans were filling plastic bags with gasoline. Panic buying. Lines wrapped around the block. A regional state of emergency declared…
HELLO FRIENDS
I build crypto signal engines. My flagship system, USS (Unified Signal Scanner), combines momentum, multi-timeframe trend analysis, Smart Money Conc…
Designing a Distributed Cache Inspired by The Lord of the Rings: One Insight to Rule Them All
The Quest Begins (The "Why") Ever felt like your application is constantly begging the database for the same piece of data over and over? I remember…
You Cannot Unit Test a Summary. You Can Still Test It.
Every developer I know has the same reflex when a feature is done: write a test that feeds it an input and asserts the output. That reflex is correc…
The Pitfalls of Automated Character Encoding Detection in Cross-System CSV Pipelines and Handling Malformed Byte Sequences
The Pitfalls of Automated Character Encoding Detection in Cross-System CSV Pipelines and Handling Malformed Byte Sequences 1. Architectural Overview…
Spoofing WiFi MAC Addresses with a Windows Kernel Driver
1. What a MAC address is A MAC address is six bytes. Convention writes them as hex pairs separated by colons: A4:5E:60:C3:1B:07 The first three byte…
Écrire un article sur les Web Workers en JavaScript
Debouncing vs. Throttling in JavaScript: How to Choose JavaScript interfaces often receive events faster than they need to perform useful work. A se…
Rocket: The Rust Web Framework Built Around Ergonomics
Most Rust web frameworks ask you to compose routing and middleware explicitly. Rocket asks you to describe what a route expects, and then gets out o…
RevanScript (RVS) Programming Language (RVS-Lang)
Introducing RevanScript (RVS) — My Own Programming Language Written in C Hello, developers! My name is Revan Babayev, and I am the creator and prima…
NLP with .NET
NLP with .NET A deep-dive walkthrough of Natural Language Processing for .NET developers — covering text classification, sentiment analysis, named e…
Why Most Business Calculators Lie to You: The Mathematics of Integer Bounds and Capacity Value
By Engineering Team, JC TechLabs Published for DEV Community, Hashnode & Technical Publications Canonical URL: https://jctechlabs.com/tools/ Sou…
Every regex is written once and read a hundred times. Optimize for the readers.
Somewhere in a codebase you own there's a regex that three people can write and nobody can read. Mine was a date-validation pattern — forty-some cha…
The build went green because it stopped checking
A teammate deleted a test file on a Friday. Not on purpose. The suite still passed. The pipeline still went green. Nobody noticed for three weeks. H…
Architecting for Zero-Data Privacy: How I Implemented Android's Local-Only SQLite Architecture in Muffle
The Silent Crisis I was sitting in the front row of a Friday Jumu'ah prayer. The imam had just begun the khutbah, the room was perfectly still, and…
Level Up Your FAANG Interview: A 3‑Month Training Montage Inspired by Rocky
The Quest Begins (The “Why”) I still remember the first time I opened LeetCode and felt like I’d stepped into the Upside Down from Stranger Things —…
Proactive by Construction: Why the Next Generation of Agents Must Anticipate, Not Just React
Executive Summary: Current AI assistants are mostly reactive : they wait for a user’s message, run the model, and answer. This works for simple quer…
How I finally understood the Single Responsibility Principle
The Intro Welcome to the first stop of a five-part road trip through SOLID . Five letters, five principles, five posts, one tiny project per post th…
Salesforce's New Agentforce Portfolio: Should You Build or Configure Your First AI App?
On September 14, Salesforce announced a new Agentforce portfolio organized around jobs such as customer service, employee support, shopping, and bac…
5 Common JSON Mistakes That Break API Requests (With Fixes)
JSON is one of the most common formats used to exchange data between frontend applications, backend services, and APIs. It looks similar to a JavaSc…
SameSite=Lax doesn't protect you from login-CSRF | Xiliux Blog
We built an identity server — Bachué — with password login, a second factor, and cookie sessions. The cookies carry SameSite=Lax , and we took for g…
A Green Test Suite Can Still Hide a Broken PR: 5 Questions to Ask Before Merging
AI coding assistants can write implementation code and tests in minutes. The problem is that both can look correct while the behavior that matters r…
How would you approach end-to-end testing a browser extension's functionality and its interaction with a web page using
🔥 Playwright Pro Tip: How do you reliably perform end-to-end testing for browser extensions, especially when they interact with web page content? 📌…
Designing a Vehicle-Rental Booking Workflow: Architecture, State Management, and Operational Workflows
Introduction Building a vehicle-rental platform is often perceived as a standard e-commerce challenge—much like selling physical merchandise. Howeve…
Your pass-rate table under-budgets the verification job in 77% of cases
A planner is handed an obligation set and a deadline and asked one question: how much budget does this need? The field answers a different one — how…
Harvard's field data on coding agents: +30% code, +49% review time, flat output
A 78-page job market paper landed last week that puts field numbers on the argument everyone has been having from vibes. Fiona Chen and James Stratt…
Unmasking the Silent Failures of Distributed Transactions: Detecting In-Doubt States and Validating Compensations with Python
Unmasking the Silent Failures of Distributed Transactions: Detecting In-Doubt States and Validating Compensations with Python In a microservices arc…
Athena: Local-First Code Auditing and Verified Release Notes with Open-Weight AI
This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built Athena is an open-source, local-first Git &…
The AI Bottleneck Isn't Generating Code — It's Governing It
Anyone who has given autonomous AI coding agents (Claude, Devin, Antigravity, or Copilot Workspace) free rein in a production repository knows the u…
Debugging Silent Data Corruption: Timezone Conflicts Across Microservices and the Pitfall of In-App Self-Provisioning
Debugging Silent Data Corruption: Timezone Conflicts Across Microservices and the Pitfall of In-App Self-Provisioning Handling timestamps across het…