Manipulate collections of products in Magento

Retrieve a collection of products [crayon-5a2ed4c4a1331645108573/] Selecting a specific attribute [crayon-5a2ed4c4a133a406405239/] Selecting all attributes [crayon-5a2ed4c4a133f762344073/] Filters on product attributes [crayon-5a2ed4c4a1344301216287/] Filters on product categories [crayon-5a2ed4c4a134b242684349/] Limit the number of results [crayon-5a2ed4c4a134f427291795/] Sort results / * Sort on a specific attribute * / [crayon-5a2ed4c4a1354890188557/] / * Sort randomly (Rand) * / ...

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To DO Before Using Magento Extension

Start point is config.xml file, for example /app/code/local/Companyname/Extensionname/etc/config.xml file. Then next step will be analyzing files. There will be 3 aspect of checking it. REWRITES Check model/class/controller. EVENT observes CRON job Rewrites => you should at least take a look into every defined model/class/controller rewrite within your config.xml file. however ...

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