Why 1C Exchange Creates Product Duplicates: How to Find and Fix the Cause
I analyze the causes of duplicates after a website 1C exchange and the safe diagnostic order: external identifiers, product variants, repeated packages, and restoring links.
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One point for every published article.

I analyze the causes of duplicates after a website 1C exchange and the safe diagnostic order: external identifiers, product variants, repeated packages, and restoring links.


A step-by-step plan for migrating an online store to a new VPS: backup, test launch, final synchronization, DNS, payment notifications, and rollback.


Website-to-1C Exchange Acceptance Checklist: Products, Product Variants, Prices, Stock Levels, Orders, Repeated Packages, Failures, and Synchronization Time Control.


A new module may run on PHP 5.6, but that does not make the old server secure. We compare PHP support timelines and explain how to migrate a store to a current branch without halting sales.


GitHub has removed Node.js 20 from the Actions environment and disabled the temporary workaround. We examine which automated builds and custom runners need verification to prevent site updates from halting.


Several recent Marketplace updates have strengthened access rights, data escaping, and log protection. We examine how to assess these changes and safely update a live site.


Recent fixes to the Ozon modules show how bonuses, rounding, and user switching can disrupt order transmission from 1C-Bitrix to delivery. We examine which scenarios a store must verify.


Updated documentation on pagination highlights hidden server load: the server may count the entire catalog just to render a single short page.


Yandex Cloud shared details about an assistant for searching products in a large catalog. I analyze what data and constraints are needed for a similar solution in a standard online store.


A survey by VK Ads and Hi-Tech Mail reveals a demand for natural-looking images. I examine where AI generation truly helps a store and where it distorts the customer's understanding of a purchase.


Yandex is advancing its strategy with dynamic margin calculation. I examine how data errors hinder evaluating advertising based on actual business results.


Google's new guidance from September 16 concerns author and content subscriptions. I explain how this differs from page promotion and why Russian sites should not rush to implement it yet.

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