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
You asked Claude to build a feature. It worked. You shipped it. Six weeks later, you're adding something related, and nothing makes sense anymore. The code is technically correct but completely opaque. You can't remember why anything was structured this way. Claude can't figure it out either — it starts guessing, and the guesses start breaking things. This is the scenario I keep seeing. And it's n
How to Avoid Losses in a Bear Market: A Crypto Trader's Survival Guide Here's a number most traders don't want to hear: over the last 51 days of continuous market monitoring, 93% of the time the crypto market was classified as bearish. Not choppy. Not neutral. Bearish. That data comes from 10,000+ market snapshots taken every five minutes by the Regime API, scoring 10 weighted signals across fun