Symfony2: usort() Array was modified by the user comparison function
Why Symfony2's usort() warning can come from Doctrine lazy loading during comparisons, and how preloading related entities before sorting fixes it.
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Posts in the Symfony category from Setfive.
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Symfony2: Creating optgroups with an Entity type
How to generate grouped optgroup choices in a Symfony2 Entity form type by building a nested choices array through a custom Doctrine repository.
Read the postSymfony2 and Impersonating Users, a Heads Up
Symfony2 user impersonation can retain session attributes; learn how to use a security.switch_user event listener to remove state that should not carry over.
Read the postSymfony2 Cache Clear in Prod Fails? Using JMSDiExtraBundle?
How reordering JMSAopBundle before JMSDiExtraBundle fixes Symfony2 production cache-clearing failures during cache warmup without disabling warmup.
Read the postSymfony2: Configuring VichUploaderBundle and Gaufrette to use AmazonS3
A step-by-step guide to configuring Symfony2's VichUploaderBundle and Gaufrette for direct Amazon S3 uploads, including YAML settings and entity annotations.
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