@kuhnsan
Programmer, Creator
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Feb 13, 2023 · 4 min read · Imagine a company is hosting a website on a server in an AWS data center in California, it may take 100 milliseconds to load for users in the US, but it takes 3 to 4 seconds to load for users in China. Fortunately, there are strategies to minimize th...
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Feb 10, 2023 · 3 min read · Caching is a data storage technique that plays an essential role in designing scalable internet applications. A cache is any data store that can store and retrieve data quickly for future use. This enables faster response times and decreases the load...
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Dec 28, 2022 · 10 min read · What is system design? System design is a phase to define the architecture, interfaces and data processing of a system that can best satisfy the specified requirements which cannot be resolved by a single component. So, when doing system design, we w...
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Nov 3, 2022 · 2 min read · When you got a third-party dictionary database and want to use it in Apple’s own dictionary software on MacOS, you can follow this guide. Highly recommend an open source dict: ECDICT, developed by Skywind Install the necessary packages Tips: if you ...
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Aug 15, 2022 · 2 min read · 在开发音乐相关 App 的时候，免不了需要展示五线谱，笔者在使用 SwifUI 开发的时候发现相关资料非常的少，因此将自己的摸索做个记录。如果单纯用图片来展示五线谱的话，肯定是不现实的，有限的几种音符能产生无限种的组合，因此我们需要有一种能够根据结构化的信息将五线谱基础元素进行组合的手段，这就是音乐字体(Music Font)。 标准音乐字体布局(SMuFL) SMuFL 全称是 Standard Music Font Layout，标准音乐字体布局，这是一项音乐字体映射的开放标准。 此标准最初...
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