Javascript download file from base64 string

28 Aug 2011 base64 encoding makes file sizes roughly 33% larger than their your JavaScript manage your cache and prevent you from downloading an 

• Then, we observed how we can use Base64 encoding to provide file upload functionality without making changes to an existing API.
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To build a data URI you must produce a string such as: data: Why the downloaded file has a strange (random) name? Due the data URI Detect if browser supports base64 dataURI using JavaScript. A long time ago Flickr 

9 Dec 2014 [Salesforce / JS] Download automatically files from apex (using href link and read the Attachment's body in a String getter coded in Base64: 

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