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How does PHP 'foreach' actually work?
Let me prefix this by saying that I know what foreach is, does and how to use it. This question concerns how it works under the bonnet, and I don't want any answers along the lines of "this is how you loop an array with foreach ".
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how to detect search engine bots with php?
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if(strstr(strtolower($_SERVER['HTTP_USER_AGENT']), "googlebot"))
{
// what to do
}
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Java: Get first item from a collection
... OP was about wasteful, but I guess since your answer was accepted that is what was desired.
– Yishai
Nov 5 '09 at 20:03
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Why can't overriding methods throw exceptions broader than the overridden method?
...mplementation includes a throws deceleration, and the interface's doesn't. What's the standard procedure here?
– a p
Jul 17 at 14:59
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libpthread.so.0: error adding symbols: DSO missing from command line
...ed in some later version and now the linker enforces a more strict view of what is available. The message thus is intended to help with that transition.
What to do?
If you are the maintainer of the software
You should solve this problem by making sure that all libraries that are needed to satisfy...
Why does Date.parse give incorrect results?
... added to support a simplified (and slightly incorrect) ISO-8601 (also see What are valid Date Time Strings in JavaScript?). But other than that, there was no requirement for what Date.parse / new Date(string) should accept other than that they had to accept whatever Date#toString output (without sa...
What would be the Unicode character for big bullet in the middle of the character?
...Came here on an attempt to find something larger than the Large Circle and what a surprise - it turned out to be the Medium Circle! =) Thank you, Mark!
– Mar
May 3 '19 at 18:05
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ERROR 1452: Cannot add or update a child row: a foreign key constraint fails
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What about optional relations?
– Hamed Hamedi
Mar 6 '19 at 16:57
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nodejs require inside TypeScript file
...json doesn't have a "typings" property, tsc will bark that it doesn't know what 'modulename' refers to. For this purpose you need to find a .d.ts file for it on http://definitelytyped.org/, or write one yourself.
If you are writing code for Node.js you will also want the node.d.ts file from http://...
What are the minimum margins most printers can handle?
.../6 inch? -- Can you also see that the next one can even print borderless?
What you need to know is this: Even if the printer can do very small margins physically, if the PPD *ImageableArea is set to a wider margin, the print data generated by the driver and sent to the printer will be clipped accor...