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Easy methods to Get a Base64 Model of a File From Command Line


Some time again I wrote an article on how you can Convert Picture to Information URI with JavaScript. It is a neat trick builders can use for any variety of causes. As a substitute of abusing canvas, nonetheless, why not merely get the base64 knowledge from command line?

You need to use base64 and pbcopy to transform a file to base64 and replica it to the clipboard:

# base64 will get knowledge, pbcopy copies to clipboard
base64 -i emblem.jpeg | pbcopy

After you have the file knowledge copied in base64 format, the URL format to make use of the info is:

# knowledge:{mime-type};base64,{knowledge}
knowledge:picture/jpeg;base64,/9j/4AAQSkZJRgAB......

Whereas base64 knowledge and knowledge URIs do look cryptic, they’re helpful to keep away from making requests to different recordsdata. I exploit them when creating shows or once I cannot rely on a good web connection.

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