Testing & Quality

5+ hour, 38+ min ago   (50+ words) DeepLearning.AI CRUD ungraded lab outdated Outdated code on first cell: Hi! Thank you for bringing this to our attention. This is usually a safe warning to ignore and won’t break anything in the lab. Nonetheless, we can check if…...

2+ hour, 22+ min ago   (154+ words) Drop-in code to call this model. OpenRouter's API is OpenAI-compatible — most SDKs work by just swapping the base URL. The only thing that changes between models is the model slug below. No usage data available yet. This model always redirects…...

2+ hour, 12+ min ago   (466+ words) Remember the cameras and ledger we just looked at in the manager’s office? Thanks to that data, management identified a major bottleneck: the pizza ovens in the kitchen are simply too small. They need to rip them out and install…...

2+ hour, 10+ min ago   (1020+ words) Designing Data-Intensive Applications, 2nd edition — Chapter 5: Encoding and Evolution, explained with sketches. That is this whole chapter in one incident. Code changes every week. Data lives for years. Somewhere in between, old code and new code have to agree on what…...

3+ hour, 9+ min ago   (129+ words) Apps you can deploy as they are, each one the shortest way to learn a thing the others do not teach. Every example here is a working app rather than an excerpt. The code on each page is read from…...

2+ hour, 20+ min ago   (233+ words) This slim book looks at how to work out the requirements for a software project through twenty 'practices' that you can use to understand that the problem is, find the right people for your team, communicate effectively, and develop the…...

5+ hour, 55+ min ago   (372+ words) I kept seeing the same uncomfortable class of deployment mistake: a production host that still answers for.git,.env-shaped paths, source maps, or an old backup archive. The useful question is usually not “can I retrieve something interesting?” It is…...

5+ hour, 53+ min ago   (370+ words) I spent last night making a quiz usable with a keyboard and a screen reader. It is a nine-question drill with four options per question, a live score, and a result screen. None of it is exotic, and three things…...

5+ hour, 54+ min ago   (343+ words) Every SEO audit start with "you need more content". That is usually the expensive answer, and on a small site it is often the wrong one. The cheap answer is buried in the internal link graph, and it takes about…...

8+ hour, 36+ min ago   (942+ words) Software development rarely moves in straight lines. A bug gets fixed, a feature gets tweaked, a configuration changes. Sanity testing exists precisely for these moments. It is the quick, targeted verification that confirms a recent change did what it was…...