Testing a Go exchange API client: mocks, httptest and testcontainers
The Go service runs locally, tests pass. Then you remember the tests are hitting the real Binance API. The next day, CI fails: rate limit exceeded, un
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The Go service runs locally, tests pass. Then you remember the tests are hitting the real Binance API. The next day, CI fails: rate limit exceeded, un
I started running crash tests on FiloraFS-Lite to see how it actually behaves under pressure. Not benchmarks. Not ideal conditions. Real stress. The
This is the second article in the hands-on series about shaping a real-world problem into code using Ontologic. Each article focuses on one main idea
The Problem: Fragmentation Through Forking Android is a Linux fork. Embedded distros are forks with custom patches per SoC. AI stacks run o
Most Java developers today can explain encapsulation. They will tell you it means making fields private and adding getters and setters. They can recit
Most autonomy diagrams lie in the same way. They put one box in the middle and make everything point to it. Planner. Controller. Agent. Brain. That
The Symptoms 😿 Jobs fail randomly API calls return 401 Unauthorized The "Solution" 🔄 php artisan config:clear Then restart
Most Chrome extension tutorials show you a popup with a counter. Click a button, increment a number, done. That's fine for learning the API. But what
The moment that broke my patience was a Stripe webhook I'd already implemented correctly once before. I knew I'd gotten the signature verification ri
What Happens When You Type a URL in Your Browser? Introduction Introduction Every day, we open websites without thinking much a
How Websites Work: From Browser to Server (Simple Explanation) Introduction Introduction Have you ever thought about what actua
Hello Spring Boot developer; I developed this tool to easily monitor incoming and outgoing API traffic. My goal was to enable faster debugging by mak
Let's dissect this Senior Back-End Engineer (Java) role at Ataccama. Verified post. No ghost jobs here. My reputation and yours are on the line. The
When I first encountered Ruby on Rails back in 2010, it changed my life in ways that are hard to put into words. Meeting a framework sounds like a sma
Java Machine Coding: Building a High-Performance Snowflake ID Generator In high-scale distributed systems, a single database AUTO_INCREMENT
Artificial Intelligence (AI) and Machine Learning (ML) are transforming industries across the globe, from healthcare and finance to e-commerce and aut
disclaimer: It is just a pattern that wraps Goroutine and channel. It is still Goroutine underneath. It is not bringing "coloring" to Go code. Functio
Originally published at hafiz.dev When someone shares a link to your Laravel app on Twitter, LinkedIn, or Slack, the platform shows a preview im
The problem every Selenium team hits Your test suite was green last week. Today it's failing on 12 tests. The error is always the same:
All tests run on an 8-year-old MacBook Air. "scan_20260101_0042.pdf" tells you nothing. Smart Rename reads the first page of each PDF and generates