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Is a url query parameter valid if it has no value?
...on defines the scheme-specific syntax and semantics for http URLs." http://www.w3.org/Protocols/rfc2616/rfc2616.html
http_URL = "http:" "//" host [ ":" port ] [ abs_path [ "?" query ]]
So yes, anything is valid after a question mark. Your server may interpret differently, but anecdotally, you ca...
Calling a JavaScript function named in a variable [duplicate]
...ng eval to do something like this, or you will open yourself to XSS (Cross-Site Scripting) vulnerabilities.
For example, if you were to use the eval solutions proposed here, a nefarious user could send a link to their victim that looked like this:
http://yoursite.com/foo.html?func=function(){alert...
How to set Java environment path in Ubuntu
...experience with Ubuntu, can anyone give some advice or suggest any good website for reference?
20 Answers
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How to sum all column values in multi-dimensional array?
...he solution works and/or why it is advisable. Remember every page on this site/network is an educational resource for thousands upon thousands of developers with a wide range of skills/knowledge. (If I downvoted every time I found a code-only answer, I'd run out of rep points.)
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How can I remove the outline around hyperlinks images?
...ow what's in focus anymore, so you're hurting the accessibility of your website.
(Keeping them in place also helps power users that don't like to use their mouse)
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Simple C example of doing an HTTP POST and consuming the response
...path?query_string
There are two main ways of submitting a request to a website:
GET: The query string is optional but, if specified, must be reasonably short. Because of this the header could just be the GET command and nothing else. A sample message could be:
GET /path?query_string HTTP/1.0\r\n...
Android: Tabs at the BOTTOM
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It wasn't my site, sop I don't have control over it unfortunately. After this amount of time though, the systems have changed enough that you likely shouldn't be implementing this kind of interface for your Android users, they would expec...
Maximum on http header values?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
What is the correct value for the disabled attribute?
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HTML5 spec:
http://www.w3.org/TR/html5/forms.html#enabling-and-disabling-form-controls:-the-disabled-attribute :
The checked content attribute is a boolean attribute
http://www.w3.org/TR/html5/infrastructure.html#boolean-attributes :
The pre...
How do I set/unset a cookie with jQuery?
...ly realized the problem this morning. I'm using this with phonegap, on the site it works with no problems, but on the device, when you try to retrieve the cookie which has a JSON, it's already an object, so if you try to JSON.parse it, it will give a JSON parse error. Solved it with an "if typeof x ...