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Magento 2 discourages the direct use of the $_FILES superglobal due to security concerns and coding standards. If you're encountering the "Use of $_FILES is discouraged in Magento 2" warning, it's likely.....

To test InputException error messages in Magento 2, you can write unit tests using PHPUnit's assertEquals() and assertStringMatchesFormat() methods. These tests ensure that your exception messages are.....

Learn how to implement cookies in Magento 2 using the recommended CookieManagerInterface and CookieMetadataFactory approach. This guide covers setting and retrieving cookies, explains key metadata options.....

Learn how to retrieve sales channels for a stock in Magento 2.4.7 using MSI (Multi-Source Inventory). This guide covers updated code examples, admin configuration, and best practices to manage stock-to-website.....

Learn how to retrieve assigned source links for specific stocks in Magento 2.4.7 using Multi-Source Inventory (MSI). This updated guide includes step-by-step code, tips, tables, and admin reference to.....

Learn how to retrieve payment gateway tokens from Vault-stored orders in Magento 2.4.7. This guide explains how to securely access saved credit card token data using extension attributes and the Vault.....

To delete a cookie in Magento 2, use the CookieManagerInterface and optionally the CookieMetadataFactory if metadata was set when the cookie was created. This ensures precise removal and avoids stale cookie.....

Retrieve the total category count in Magento 2 programmatically using the CategoryManagementInterface and getCount() method. Learn how to efficiently fetch category data to optimize store management.....

Magento 2 uses service contracts to filter product collections efficiently. Instead of relying on deprecated methods like getCollection(), the recommended approach is to use ProductRepositoryInterface.....

Retrieve the category tree collection in Magento 2 programmatically using the CategoryManagementInterface. Learn how to fetch hierarchical category structures, optimize performance, and display category.....