Tutorials and deep dives for software developers — APIs, JSON, regex, Git, SQL, REST design, and HTTP fundamentals explained from first principles.
A practical guide to event-driven architecture: events vs commands, message queues, publish-subscribe, Kafka, CQRS, and when EDA is the right choice.
A clear explanation of how Base64 encoding works, its common uses in data URIs, JWTs, and MIME, and the critical difference between encoding and encryption.
A clear guide to Cross-Origin Resource Sharing: what the Same-Origin Policy is, how CORS relaxes it, preflight requests, common errors, and server configuration.
A practical guide to Dependency Injection: what it is, why it matters, constructor vs setter injection, IoC containers, and real-world examples.
SysCast reviews tools.fun — a comprehensive collection of 25+ web-based developer utilities.
LinuxCIO explores how tools.fun utilities complement enterprise Linux management.
CodePush guide to implementing over-the-air mobile updates using tools.fun developer utilities.