Thingy Ma Jig: A Blog of Drupal, Technology and General Bloginess: How to use "sed" to find and replace

How to use "sed" to find and replace
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After Worldpay recently changed to use the RBS system, I was tasked with finding every instance of select.worldpay.com/wcc/purchase in our forms and replacing it with select.wp3.rbsworldpay.com/wcc/purchase. There appeared to be thousands of files and I wasn't going to do it manually&hrllip;

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