Practical, no-fluff writeups on performance, security, browser auditing, and code quality.
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JSON-LD that validates but still doesn't earn a rich result, and the concrete checks that separate structured data that works from structured data that merely exists.
Why a link can look perfect in the browser and broken when shared on Slack or Twitter, and the specific Open Graph tags that control what people actually see.
Containers running as root, missing resource limits, overly broad RBAC - the Kubernetes manifest mistakes that pass code review because nothing about them looks obviously wrong.
Why a redirect parameter that accepts any URL turns your own trusted domain into free phishing infrastructure, and how to lock it down.
What the same-origin policy actually restricts, what CORS headers do to relax it safely, and the wildcard-plus-credentials mistake that turns a convenience header into a critical exposure.
Three cookie flags, three completely different attacks they stop - what each one actually does, and why a cookie missing even one of them is a real, exploitable gap.
Severity ratings, CVSS scores, and a findings list that looks alarming at first glance - a practical guide to triaging a security scan report without panicking or ignoring it.
What SCA tools actually check, how a CVE in a transitive dependency you've never heard of still becomes your problem, and how to build a workable remediation process.
Deleting the file in a new commit doesn't delete the secret - it's still sitting in every earlier commit. Why that matters, and the actual steps to rotate and purge it.
