Magento Blog: Guides and Practical Know-how | Page 208 | mironsoft
Magento Blog
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Aug 3, 2025
At some point, even a well-tuned single MySQL server runs into limits, whether in data volume, write load, or concurrent connection count. Vitess addresses this by placing a proxy layer in front of the actual MySQL instances that hides sharding transparently: the application keeps connecting as usual over the MySQL protocol and, ideally, never notices that data is spread across multiple shards. Whether this approach makes sense depends heavily on actual data size and traffic scale, because the complexity Vitess brings is considerable.
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Aug 3, 2025
If you only use git diff superficially, you quickly miss unwanted changes between the working directory, staging area, and commit. This article shows how to keep the three comparison levels straight, filter precisely with flags like stat, word-diff, and -w, and configure a capable diff tool for everyday use.
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Aug 3, 2025
JavaScript is single-threaded, but not sequential. The Event Loop determines the execution order of synchronous code, Promises, timers and callbacks. Anyone who does not understand the difference between microtasks and macrotasks ends up writing asynchronous code that runs in a mysteriously wrong order.
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Aug 2, 2025
The character set utf8 in MySQL is a historical trap that allows at most three bytes per character, silently dropping or rejecting emoji and many rare scripts. utf8mb4 stores full Unicode completely but requires the right collation choice and a carefully planned migration so index lengths and sort orders do not break.
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Aug 2, 2025
Anyone who blindly treats every collaborator as a Mock loses the semantic expressiveness of their tests. Stub, Fake, Spy, Mock and Dummy have clearly defined roles, and whoever confuses these roles ends up writing tests that hide bugs instead of surfacing them.
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Aug 2, 2025
More and more users no longer type their question into a classic search engine, they ask ChatGPT, Perplexity, or an AI assistant built into their operating system directly. These systems often answer the question outright and cite individual sources as evidence instead of returning a list of links. That creates a new task for website owners, one that differs from classic SEO yet remains closely related to it: shaping content so a language model recognizes it as a reliable source worth citing.
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Aug 2, 2025
A CSV export looks at first glance like a purely backend task, but once the data is already fully rendered as a table in the browser, an additional server round trip is unnecessary overhead. With a handful of lines of Alpine.js, table data can be converted directly on the client into a correctly escaped CSV file and offered for download via a Blob URL, without a single extra request to the server. The actual effort lies less in the Alpine.js part than in correctly handling special characters, which can cause real problems in the CSV format if they are not escaped cleanly.
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Aug 2, 2025
The JSON roundtrip trick has been the standard for deep cloning in JavaScript for years, and for years it has been losing Date objects, Map, Set, undefined values and circular references. structuredClone() is the native solution that has been available in all modern engines since 2022 and handles all of that correctly.
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Aug 2, 2025
HTML minification and block cache get treated as a single lever far too often in practice, but they're technically completely independent. Here's where minification hits its limits, how to tune TTL beyond the basics, and how overly granular cache keys make the cache useless in practice.