In-depth technical writing on AI, ML, distributed systems, and modern engineering.
How PHP's PCRE engine silently corrupts Devanagari text without the /u flag, the bullet-point production bug, diagnosing json_encode() retur…
Why json_encode() output in onclick breaks HTML (and creates XSS), how JSON_HEX_TAG + htmlspecialchars(ENT_QUOTES) fixes it, and why data at…
Strict types and TypeError in production webhooks — the single missing argument that crashes a request after all work is done. Static analys…
Create in /tmp with random names, always unlink in finally blocks, PHP register_shutdown_function for emergency cleanup, and monitoring /tmp…
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