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46+ min ago   (130+ words) It's called Client Radar. Here's how it works and how it's built. Python + Flask, SQLite, single-tenant by design. Each buyer deploys their own private copy — Render's free tier works, about 5 minutes. Your keywords, your data, nobody else's. The trick that…...

32+ min ago   (483+ words) Here is a bug I have now seen in four separate codebases, including one I wrote. Mail goes out. A bounce comes back. The handler parses the status code, sees a 5.x.x, concludes the address is bad, and adds the…...

43+ min ago   (442+ words) "Did that email arrive?" is two questions wearing one coat. One of them automates cleanly. The other does not automate at all, and most of the frustration around deliverability testing comes from not separating them. Automating the first is worth…...

38+ min ago   (578+ words) Most teams send every kind of mail from one domain, because that is the obvious thing to do and nothing appears to go wrong. Then a marketing send does badly, and two weeks later password reset emails start landing in…...

1+ hour, 31+ min ago   (608+ words) Adam Mosseri, the head of Instagram, in an interview he gave a few days ago, made confessions on a normal plane of thought that would drive all parents to take radical decisions for their precious children: "My children don't use…...

1+ hour, 17+ min ago   (1193+ words) FTTR products are becoming increasingly important as homes, offices, hotels, and other buildings require faster, more stable, and better-distributed internet connectivity. FTTR, or Fiber to the Room, extends fiber-optic connectivity beyond the main network point and brings optical fiber directly…...

1+ hour, 19+ min ago   (925+ words) Choosing reliable fiber optic cable manufacturers is essential for telecommunications, data centers, enterprise networks, broadband infrastructure, security systems, and many other communication applications. Fiber optic cables use optical fibers to transmit information as pulses of light, allowing data to travel…...

1+ hour, 15+ min ago   (936+ words) Custom fiber optic cables can be designed around the technical requirements of a particular network instead of forcing a project to adapt to an existing standard cable. This can be useful for telecommunications, data centers, industrial networks, FTTH deployments, medical…...

1+ hour, 22+ min ago   (228+ words) If you’ve ever gotten a text from your mom or grandma full of “…” and had no idea what it meant, you’re not alone. Harvard linguist and author of the New York Times bestseller Algospeak, Adam Aleksic, breaks down why so…...