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#1000 #100daysofsolana #100daysofsolona #2026 #a11y #accountability #achievement #activator #actors #adaptive #adopting

#clickhouse#analytics

DEVMay 4, 2026 · 7h ago

Multi-Tenant Dashboards with ClickHouse: What Actually Works in Production

Customers expect analytics inside your product. Not in a separate BI tool. Inside your app, loading fast, showing only their data. ClickHouse is the engine most teams reach for when they need this at scale. PostHog, LaunchDarkly, and Inigo all run customer-facing analytics on it. What they all discovered: the hard part isn't query performance. It's tenant isolation, and most of the advice online g

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DEVMay 4, 2026 · 7h ago

A superscript-1 walks past every Go SSRF guard

TL;DR. golang.org/x/net/idna.Lookup.ToASCII runs UTS-46 NFKC mapping 0-9. A pre-IDNA net.ParseIP check rejects the NO_PROXY lists, TLS-SNI routers, and cookie-domain validators that TrimRight + ParseAddr golang.org/x/net/http/httpproxy, the canonical safe pattern, and two I ran into this one while writing a Go HTTP client for a private project. I idna.Lookup.ToASCII canonicalising the host The sha

#security#go#codeql#semgrep