Serverless & Event‑Driven

2+ day, 4+ hour ago   (753+ words) Originally published at guushu.com/notes. I keep the original updated, so this copy may lag. A new Pages deploy showed Success and was marked Production, yet the custom domain and.pages.dev both kept serving the old index.html…...

1+ week, 5+ day ago   (667+ words) Guushu Studio / Notes Cloudflare Email Sending activity log shows only failures while mail arrives? Query the same GraphQL dataset by status and sendingDomain. 3 checks, 1 query. By Howard · 2026-09-30 · updated 2026-09-30 A Worker sent mail through Cloudflare Email Service, the messages were arriving,…...

1+ day, 14+ hour ago   (1167+ words) You don’t need an Enterprise contract to follow this tutorial, but a few things need to be in place first: One honest caveat up front: Cloudflare WAF only protects traffic that’s actually proxied through Cloudflare. If a subdomain or API…...

4+ day, 5+ hour ago   (938+ words) My admin login page allows 5 wrong passwords per minute. After that, it should block you. I tried 9. It never blocked me. I checked the other rate limits in my app, and they did not work either. While I was fixing…...

4+ day, 9+ hour ago   (594+ words) Like peanut butter and chocolate. Lying deep in the last mile of broadband service provider networks are generic hardware appliances layered with content caching software and tasked with making video delivery cheaper, faster and better for consumers. Or at least,…...

4+ day, 11+ hour ago   (543+ words) Even a spectacular 90% CDN cache hit ratio leaves 10% of your traffic pulling directly from the origin server. If that origin sits in AWS, Google Cloud, or Azure, that remaining 10% gets expensive fast. Cloud infrastructure scales beautifully for compute-heavy tasks. Yet,…...

4+ day, 15+ hour ago   (510+ words) Match what you see to the list below before changing anything. Each symptom points at a different layer. Start with the connector's own view of the world. The list and info subcommands need the account certificate (cert.pem) created by…...

5+ day, 2+ hour ago   (159+ words) Published on 09/17/2026 at 10:05 am EDT Users see only the data they are authorized to access. Because data stays where it is, customers pay for the queries they run, not for storing and moving the same bytes twice. Teams can control…...

4+ day, 18+ hour ago   (643+ words) AWS Local Zones enable organizations to deploy compute-driven applications into redundant data centers located near densely populated areas. This improves an application's response time through the reduction of network latency. To deploy an application into an AWS Local Zone, do…...

4+ day, 19+ hour ago   (250+ words) A lot of teams start their "Cloudflare alternative" search because they want more control, lower or predictable costs, or to keep traffic and logs on their own infrastructure. The good news: you don't have to stay locked into a cloud…...