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Search term: Professional. 107 results

Bank card number validation

The calculator checks a bank card number using Luhn algorithm, it also determines the card issuer according to Issuers handbook.

Bank card numberCreative Commons Attribution/Share-Alike License 3.0 (Unported)

Base 64 encoding and decoding

The calculators encode string to base64 string and decode back to original string. Special characters (+/) , generally produced by base64 algorithm, can be replaced by the data provided in additional parameter.

Base 64 encoderCreative Commons Attribution/Share-Alike License 3.0 (Unported)
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