Golang programing language provides built-in suport for base64 encoding. The base64 functions are available into the encoding/base64 package. It provides implementations for both Standard, with or without padding and Filename safe Base64 encoding variant.

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How to convert a string into a hex string in Golang using EncodeToString method from encoding/hex package.

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How to setup a proxy with authentication for HTTP client in Golang example using http.Transport and http.Client. Simple example calling httpbin.org test server.

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