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MySQL - Using COUNT(*) in the WHERE clause
... What if you are trying to use the COUNT() as part of a boolean OR m>ex m>pression? e.g. AND ((stock = 1 OR quantity > 0) OR (COUNT(v.id) > 0)
– nnyby
Oct 14 '11 at 0:27
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Overcoming “Display forbidden by X-Frame-Options”
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I had a similar issue, where I was trying to display content from our own site in an iframe (as a lightbox-style dialog with Colorbox), and where we had an server-wide "X-Frame-Options SAMEORIGIN" header on the source server preventing it from loading on our test server.
Thi...
How to show multiline tm>ex m>t in a table cell
..., if you can change your markup, you can use a <pre> tag around your content. By default web browsers use their user-agent stylesheet to apply the same white-space:pre rule to this element.
The PRE element tells visual user agents that the enclosed tm>ex m>t is "preformatted". When handling pre...
Which kind of pointer do I use when?
...ll=\"#1BB76E\"/\u003e\u003c/svg\u003e\u003c/a\u003e",
contentPolicyHtml: "User contributions licensed under \u003ca href=\"https://stackoverflow.com/help/licensing\"\u003ecc by-sa\u003c/a\u003e \u003ca href=\"https://stackoverflow.com/legal/content-policy\"\u003e(content policy)...
Check if $_POST m>ex m>ists
...ugustus Francis's answer, empty() is not correct for choice #1, because in m>php m>, the string '0' is equivalent to false - and empty() returns true for all values equivalent to false. So using empty, the code would skip printing if the value was '0'. If you want to m>ex m>clude the empty string, see Augustu...
Sending emails with Javascript
...ndabout way of doing this when you can just set href attribute to the same content instead of using javascript.
– Ryan Doherty
Nov 7 '08 at 3:43
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MySQL: Fastest way to count number of rows
...ach time you try to count all rows. (based on primary key's column)
Using m>PHP m> to count rows is not very smart, because you have to send data from mysql to m>php m>. Why do it when you can achieve the same on the mysql side?
If the COUNT(*) is slow, you should run m>EX m>PLAIN on the query, and check if inde...
m>PHP m> array delete by value (not key)
I have a m>PHP m> array as follows:
18 Answers
18
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“ClickOnce does not support the request m>ex m>ecution level 'requireAdministrator.'”
...et an error that will not go away. ClickOnce does not support the request m>ex m>ecution level 'requireAdministrator'. Now, I hadn't touched ClickOnce in this application. All I had done was include a manifest file requesting these permissions.
My problem now is that this error will not go away, and...
How to display HTML tags as plain tm>ex m>t [duplicate]
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If the question's tm>ex m>t were to be generated by m>PHP m>, htmlspecialchars() does what this answer suggests: replace the less-than and greater-than signs (and others) with their HTML entities. But the question does not specify, so this more general answer is a superset of all t...