web

What’s different between URI, request-URI and URL?

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The URI standard is STD 66, which currently maps to RFC 3986. URI vs. URL Section 1.1.3 describes the difference between URIs and URLs (and URNs). Components Section 3 describes the components a URI can have. For the URI http://www.example.org:56789/a/b/c.txt?t=win&s=chess#para5 these would be: Scheme: http Authority: www.example.org:56789 User Information: not present Host: www.example.org Port: 56789 Path: /a/b/c.txt Query: t=win&s=chess Fragment: para5 request-URI The term “request-URI” is not defined … Read more

How to run python script in HTML?

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It probably would depend on what you want to do. I personally use CGI and it might be simpler if your inputs from the web page are simple, and it takes less time to learn. Here are some resources for it: https://docs.python.org/2/library/cgi.html https://www.tutorialspoint.com/python/python_cgi_programming.htm However you may still have to do some configuring to allow it … Read more

Cannot read property ‘push’ of undefined when combining arrays

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You get the error because order[1] is undefined. That error message means that somewhere in your code, an attempt is being made to access a property with some name (here it’s “push”), but instead of an object, the base for the reference is actually undefined. Thus, to find the problem, you’d look for code that … Read more

Cannot read property ‘push’ of undefined when combining arrays

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You get the error because order[1] is undefined. That error message means that somewhere in your code, an attempt is being made to access a property with some name (here it’s “push”), but instead of an object, the base for the reference is actually undefined. Thus, to find the problem, you’d look for code that … Read more