When you see a pound symbol in a URL, that means you've followed a link pointing to a HTML anchor, which is used to link to a certain section of an HTML page. Anchors are created with the "name ...

Most modern software relies on the Unicode standard. In memory, Unicode strings are represented using either UTF-8 or UTF-16. The UTF-8 format is the de facto standard on the web (JSON, HTML, etc.) ...

Encode a URL to a percent-encoded form, excluding already-encoded sequences. This function accepts a URL and encodes all the non-URL code points (as UTF-8 byte sequences). It will not encode the "%" ...