base64 Archives - Page 2 of 4

How to save a PNG image server-side, from a base64 data URI

I’m using Nihilogic’s “Canvas2Image” JavaScript tool to convert canvas drawings to PNG images. What I need now is to turn those base64 strings ...

May 21, 2022
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ArrayBuffer to base64 encoded string

I need an efficient (read native) way to convert an ArrayBuffer to a base64 string which needs to be used on a multipart ...

May 19, 2022
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Passing base64 encoded strings in URL

Is it safe to pass raw base64 encoded strings via GET parameters? 10 Answers 10

May 18, 2022
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How to convert file to base64 in JavaScript?

UPD TypeScript version is also available in answers Now I’m getting File object by this line: file = document.querySelector('#files > input[type="file"]').files...

May 16, 2022
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How do I decode a base64 encoded string?

I am trying to “decode” this following Base64 string: OBFZDTcPCxlCKhdXCQ0kMQhKPh9uIgYIAQxALBtZAwUeOzcdcUEeW0dMO1kbPElWCV1ISFFKZ0kdWFlLAURPZhEFQVseXVtPOUUICVhMAzcfZ14AVEdIVVgfAUIBWVpOUlAeaUVMXFlKIy9rGUN0VF08Oz1POxFfTCcVFw1LMQNbBQYWAQ== This is what I know about the string itself: The original string is ...

May 15, 2022
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Why do I need ‘b’ to encode a string with Base64?

Following this python example, I encode a string as Base64 with: >>> import base64 >>> encoded = base64.b64encode(b'data to be encoded') >>> encoded ...

May 15, 2022
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Base64 encoding and decoding in client-side Javascript [duplicate]

This question already has answers here: How can you encode a string to Base64 in JavaScript? (31 answers) Closed 8 months ago. Are ...

May 14, 2022
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NodeJS: How to decode base64 encoded string back to binary? [duplicate]

This question already has answers here: How can I do Base64 encoding in Node.js? (7 answers) Closed 7 years ago. I was implementing ...

May 13, 2022
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Secure random token in Node.js

In this question Erik needs to generate a secure random token in Node.js. There’s the method crypto.randomBytes that generates a random Buffer. However, ...

May 13, 2022
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How to convert an image to Base64 encoding

How can I convert an image from a URL to Base64 encoding? 9 Answers 9

May 13, 2022
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