Author: randyfong
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The $500 Billion Signal
OpenAI Just Triggered the Greatest Wealth Creation Event in History In October 2025, a quiet financial transaction reshaped the history of Silicon Valley. OpenAI completed a $6.6 billion secondary sale at a staggering $500 billion valuation, officially crowning it the most valuable private company on Earth—surpassing SpaceX. https://www.techbuzz.ai/articles/openai-closes-6-6b-share-sale-at-historic-500b-valuation But the headline number hides the true Read more
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N8N Workflows and AI Agents Intro
By leveraging n8n’s extensible automation platform, you can create AI agents that act as automated workers to do a myriad of tasks in a fraction of the time it would take to code it by hand. It is simple to use and has literally thousands of applications. I recently built a workflow in n8n that takes a raw Read more
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Practical Weaviate Cloud Queries for IOS/MacOS
Integrate AI-driven search into your existing Swift and SwiftUI apps. Leverage the power of a managed vector database like Weaviate Cloud (WCD) to handle all the complex AI infrastructure, letting us, the developers, focus on what we do best—building amazing user experiences. Get Hands-On: The Query Helper Application To truly understand how to harness this Read more
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Creating Requirements FROM code
Creating user requirements from code is an effective way to communicate what an application is doing to non-technical users. Traditionally, a product manager defines requirements and gives them to a programmer TO CODE an application. Now code can be used to generate WHAT REQUIREMENTS HAVE BEEN IMPLEMENTED AND TESTED in an application. Armed with this Read more
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Making Food from Air
One of the cool things about living in San Francisco is the unique experiences you run into. Recently, I experienced a Food and Climate Week tech-themed event. It’s nice being first! I was the first in the world (so I was told) to experience a croissant using butter made by capturing carbon from air, hydrogen Read more
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Add Color to your UI
AI can help us pick awesome colors from any image we give it! It looks at all the shades and suggests a palette that just feels right, which is super handy if color theory isn’t one of your developed skills. We can use colors from a target image to make your app look even better! Read more
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Why Software Projects Fail
A common issue in software development is creating features without fully understanding the problem. How many times have you heard: “I am confident that the feature requested is now 100% complete and works great!”— only to find out that it was coded with errors and/or doesn’t work as expected? Much of this misunderstanding on the Read more
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Add Vector Search to your App
Ever want to apply a vector search to your iOS or macOS app quickly and with minimal effort? In 2024, I wrote an article for the vector DB platform company Weaviate on how to do that (see “Search with Benefits” article below). I included a simple SwiftUI playground application to help you practice. You can Read more