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How we saved 100 terabytes of memory by optimizing 1.1.1.1’s DNS cache
Five Rust-level memory optimizations to the DNS cache layout of Big Pineapple cut per-entry memory by 56%, freeing approximately 100 TB of memory across Cloudflare's fleet.
Bild AI (YC W25) is hiring product and AI engineers
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How to Diagnose and Recover Stuck Temporal Workflows
A Temporal Workflow that appears stuck is rarely “stuck” in the conventional process sense. Temporal persists Workflow state through Event History and resumes execution through replay, so an open execution can remain healthy while waiting for a timer, Signal, Activity, or external condition. The operational problem is therefore not simply lack of completion; it is lack of expected progress. Effective diagnosis starts by establishing what event should have happened next, why it did not happen, a
How WhatsApp Upgraded to Secure, Seamless Sign-In for 1 Billion Users with Passkeys
Posted by Niharika Arora, Senior Developer Relations Engineer, Tracy Agyemang, Product Marketing Manager, Google and Mayank Manuja, Android Engineer, Meta WhatsApp is the world's largest messaging platform, serving billions of users globally. It is the default communication tool for people across diverse regions, connecting users through private, reliable, and secure messaging. "What excites me most is the sheer scale of WhatsApp's impact. Even a small improvement to WhatsApp touches billions
How Uno Platform uses .NET, MCP, and AI to build high quality apps
How Uno Platform built two Model Context Protocol servers in C# so AI agents can ground themselves in real documentation and then see and drive a running cross-platform .NET app. The post How Uno Platform uses .NET, MCP, and AI to build high quality apps appeared first on .NET Blog.
Managed PostgreSQL vs. self-hosted PostgreSQL: Key benefits and trade-offs
Compare managed PostgreSQL vs. self-hosted PostgreSQL across cost, control, security, resilience, scalability, and operational effort. The post Managed PostgreSQL vs. self-hosted PostgreSQL: Key benefits and trade-offs appeared first on Microsoft Azure Blog.
OpenAI Is Developing a ‘Persistent’ AI Agent
Code reviewed by WIRED reveals the company is developing a feature that enables Codex to continue working proactively until it is “put to sleep.”
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