DEV'S DAILY DIGEST

Development

What Claude Code Can and Can't Do with Full Access Inside a Docker Sandbox

Claude Code can do more than suggest a fix. It can edit files, install dependencies, run tests, and start your application. But letting it finish a task on...

Chirag Agrawal - freecodecamp

Security

The Engineering Anatomy of API Vulnerabilities: A Deep Dive into the OWASP API Security Top 10

Most security articles read like threat reports. They describe vulnerabilities from the outside looking in: what an attacker does, what the impact is, and how...

Oluwaseyi Fatunmole - freecodecamp

Other

How to Encrypt PII in Data Pipelines While Keeping It Searchable

At Intuit, my team built a data pipeline that processed TurboTax e-filing data. This data needed to be made available for dashboards, analytics, and other...

Lakshmi Mahabaleshwara - freecodecamp

API Authentication & Authorization: An Engineering Deep Dive into Mechanisms, Trade-offs, and Failure Modes

Every API has some form of authentication. But having authentication and getting it right are two completely different things. I've reviewed production...

Oluwaseyi Fatunmole - freecodecamp

How to Break the AI Coding Agent Fix Loop

You've likely seen this movie before: something breaks in an app you built with an AI coding agent. You ask the agent to fix it. It "fixes" it. But the bug is...

Amir Gabay - freecodecamp

How to Use NestJS Observe: An Observability Handbook for Devs

Observability isn't a new problem, and NestJS is certainly not the first ecosystem to tackle it. But NestJS Observe is interesting because it asks a more...

Pacifique Linjanja - freecodecamp

How AI Is Changing Email Deliverability: A Technical Guide to Sender Reputation and Inbox Placement

Sending an email doesn't always mean it will reach the recipient's inbox. Sometimes, an email is sent successfully by an application but ends up in the spam...

Reetain Raina - freecodecamp

How to Avoid JNI Crashes by Managing Local and Global References Correctly

Most JNI crashes don't come from complicated logic. They come from a small set of mistakes around object references: holding on to a reference after it has...

Nikheel Vishwas Savant - freecodecamp

How to Submit a Quarterly Update to HMRC's Making Tax Digital API

Four times a year, every sole trader and landlord in Making Tax Digital (MTD) for Income Tax has to send HMRC a summary of their income and expenses. The...

Solomon Amos - freecodecamp

How to Separate Operational Intent from the Executor

In my previous article, I argued that software automation needs a layer between operational intent and execution. The reason is simple: the specification...

Hugo Teijiz - freecodecamp