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2. What is the difference between a URI, a URL, and a URN?

   stackoverflow.com/questions/176264

   So basically, a URN functions like a person's name and the URL depicts that person's address. So long story short, a URN defines an item's identity, while the URL provides defines the method for finding it, finally encapsulating these two concepts is the URI. edited Jul 9, 2016 at 17:46. Peter Mortensen.

3. Difference between URL and URI? - Stack Overflow

   stackoverflow.com/questions/4239941

   URL: In computing, a Uniform Resource Locator (URL) is a subset of the Uniform Resource Identifier (URI) that specifies where an identified resource is available and the mechanism for retrieving it. Example. To identify a specific resource and how to access it - in all completeness. URI: mysql://localhost@databasename:password

4. url - How to specify a local file within html using the file:...

   stackoverflow.com/questions/12711584

   the "file://" url protocol can only be used to locate files in the file system of the local machine. since this html code is interpreted by a browser, the "local machine" is the machine that is running the browser.

5. http - Escaping ampersand in URL - Stack Overflow

   stackoverflow.com/questions/16622504

   This does not only apply to the ampersand in URLs, but to all reserved characters. Some of which include: # $ & + , / : ; = ? @ [ ] The idea is the same as encoding an & in an HTML document, but the context has changed to be within the URI, in addition to being within the HTML document. So, the percent-encoding prevents issues with parsing ...

6. URL encoding the space character: + or %20? - Stack Overflow

   stackoverflow.com/questions/1634271

   For HTTP URLs, a space in a path fragment part has to be encoded to "%20" (not, absolutely not "+"), while the "+" character in the path fragment part can be left unencoded. Now in the query part, spaces may be encoded to either "+" (for backwards compatibility: do not try to search for it in the URI standard) or "%20" while the "+" character ...

7. url - Transmitting newline character "\n" - Stack Overflow

   stackoverflow.com/questions/3871729

   Try using %0A in the URL, just like you've used %20 instead of the space character. Share. Follow ...

8. http - How to add login credentials to URL - Stack Overflow

   stackoverflow.com/questions/50528467

   In the past, you could supply the username:password@domain in the URL, but this has been disabled in many recent browsers because of security risks. Currently, the only way I'm aware of to do an auto login is to set a basic auth header and do a form post, however you'll be better off to use a library that already knows how to do it, since the ...

9. urlencode - What is %2C in a URL? - Stack Overflow

   stackoverflow.com/questions/6182356

   19. Simple & Easy answer, The %2C means , comma in URL. when you add the String "abc,defg" in the url as parameter then that comma in the string which is abc , defg is changed to abc%2Cdefg .There is no need to worry about it. answered May 25, 2019 at 2:24.

10. html - What characters are valid in a URL? - Stack Overflow

    stackoverflow.com/questions/7109143

    Everything else must be url-encoded. Also, some of these characters can only exist in very specific spots in a URI and outside of those spots must be url-encoded (e.g. % can only be used in conjunction with url encoding as in %20), the RFC has all of these specifics.

11. Characters allowed in a URL - Stack Overflow

    stackoverflow.com/questions/1856785

    This has expanded and clarified the characters valid for host, unfortunately it's not easily copied and pasted, but I'll do my best. In first matched order: host = IP-literal / IPv4address / reg-name. IP-literal = "[" ( IPv6address / IPvFuture ) "]" IPvFuture = "v" 1*HEXDIG "." 1*( unreserved / sub-delims / ":" )