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Written by Muhammad Ali · Senior Full Stack Software Engineer
Convert text to Base64 and back for data URLs, tokens, and ASCII-safe transport - plus what Base64 is (and is not) good for.
Generate RFC-compliant UUID v4 IDs for databases, tests, and APIs - and why browser-based UUIDs save time in everyday development.
Create MD5, SHA-1, and SHA-256 digests for checksums and cache keys - and how to choose the right algorithm for integrity checks.
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