In Mongo, when using w: 1 in a write concern, the write operation is acknowledged after being successfully applied to the primary's instance memory. However, w: 1 alone does not guarantee durability unless combined with j: true (journaling). Running standalone Mongo, as we did in the tests, defaults to j: false. I have explicitly set it to true in the testing script to make write comparisons to Postgres objective. You can dive deeper into this here: https://www.mongodb.com/docs/manual/reference/write-concern/#acknowledgment-behavior and here: https://www.mongodb.com/docs/manual/core/journaling/. Unfortunately, docs are a bit convoluted about it
Who should be nominated?
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这是 2024 年的年度 iPhone 应用，也是让普通人能轻松驾驭 Log 格式视频的桥梁。以前我们拍视频，要么用原生相机，效果平淡如水太普通，要么用 Blackmagic Cam 这样的专业软件，但满屏的参数又太复杂，Kino 的天才之处在于「即时调色」，调用了专业视频格式，同时内置了许多大师级的色彩预设，一键榨干 iPhone 的视频性能。
Claude is enjoying new-found popularity, having recently jumped to the number one spot in the App Store's free app charts. This comes while Anthropic is engaged in a high-stakes contract dispute with the US government over AI safeguards. On Friday, US Defense Secretary Pete Hegseth labeled the company a "supply chain risk" after it refused to sign a contract that would allow the Pentagon to use Anthropic models for mass surveillance against Americans and in fully autonomous weapons. Following Hegseth's announcement, Anthropic vowed to challenge the designation. As of right now, we’re waiting to see how things play out, and what it might mean for Anthropic.