April 13, 2024

Hardware

Here’s why Apple thinks 8GB of RAM is enough in its latest Macs

If you buy a new M3 iMac or M3 MacBook Air at an Apple Store today, you’ll spend more than a thousand dollars yet only get a machine with 8GB of RAM – unless you choose to upgrade to a more copious amount and pay extra, of course. That’s something that Apple has long drawn flak for with many Windows PCs and laptops shipping with more, especially at the same kind of price point. However,

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Getting the Grid to Net Zero

It’s late in the afternoon of 2 April 2023 on the island of Kauai. The sun is sinking over this beautiful and peaceful place, when, suddenly, at 4:25 pm, there’s a glitch: The largest generator on the island, a 26-megawatt oil-fired turbine, goes offline. This is a more urgent problem than it might sound. The westernmost Hawaiian island of significant size, Kauai is home to around 70,000 residents and 30,000 tourists at any given time.

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Naval Ravikant’s Airchat is a social app built around talk, not text | TechCrunch

Airchat is a new social media app that encourages users to “just talk.” A previous version of Airchat was released last year, but the team — led by AngelList founder Naval Ravikant and former Tinder product exec Brian Norgard — rebuilt the app and relaunched it on iOS and Android yesterday. Currently invite-only, Airchat is already ranked #27 in social networking on Apple’s App Store. Visually, Airchat should feel pretty familiar and intuitive, with the

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Windfall Bio is seeing strong demand for its methane-eating microbe startup | TechCrunch

When Josh Silverman started shopping around the idea for his methane-eating microbe startup, Windfall Bio, eight years ago, the market just wasn’t ready. Nobody cared about methane, he said. Companies were instead focused on lowering their carbon emissions. But a few years later, the market is starting to come around. Menlo Park–based Windfall Bio raised a $28 million Series A round to expand its commercialization efforts. The round was led by Prelude Ventures with participation

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The Rise (and Real Value) of #PrisonTok | HackerNoon

Too Long; Didn’t Read #PrisonTok offers a window into a world many know only through the lens of mass media and news reports and the benefit extends well-beyond entertainment and human interest: as consultant Sam Mangel shares, social media provides critical information for those facing their darkest days.

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AI

Building a RAG chain using LangChain Expression Language (LCEL)

Learning the building blocks of LCEL to develop increasingly complex RAG chains Roshan Santhosh · Follow Published in Towards Data Science · 7 min read · 2 days ago — In this post, I will be going over the implementation of a Self-evaluation RAG pipeline for question-answering using LangChain Expression Language (LCEL). The focus of this post will be on the use of LCEL for building pipelines and not so much on the actual RAG

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Hardware

OpenAI ChatGPT GPT-4 Turbo Gets A Mid-Life Boost, Here’s What You Should Know

When OpenAI’s GPT-4 hit the internet, it was pretty much the best large language model (LLM) around. Many of OpenAI’s competitors have long since surpassed the original GPT-4 on various metrics, from Claude’s enormous context window to Gemini 1.5’s excellent performance with complex multi-modal datasets. Of course, OpenAI hasn’t been resting on its laurels this whole time. The company unveiled GPT-4 Turbo back in November, and now it has just announced an update to that

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