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What is causing “Unable to allocate memory for pool” in PHP?

I've occasionally run up against a server's memory allocation limit, particularly with a bloated application like Wordpress, but never encountered "Unable to allocate memory for pool" and having trouble tracking down any information. ...
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Why not inherit from List?

... What is the correct C# way of representing a data structure, which, "logically" (that is to say, "to the human mind") is just a list of things with a few bells and whistles? Ask any ten non-computer-programmer people who are familiar with the existence of football to fill in the blank: A foot...
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How much does it cost to develop an iPhone application? [closed]

...Remember also that we were reusing a bunch existing code: I'm going to lowball the value of that code at $35,000 giving a total development cost of $200,000. Anyone who's done serious iPhone development can tell you there's a lot of design work involved with any project. We had two designers workin...
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How to limit the amount of concurrent async I/O operations?

... Stephen Toub, but the less announced news is that the async semaphore actually made it into the Beta release of .NET 4.5 If you look at our beloved SemaphoreSlim class (which you should be using since it's more performant than the original Semaphore), it now boasts the WaitAsync(...) series of ove...
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Implicit type conversion rules in C++ operators

...s int. So short/char are promoted to int before the operation is done. In all your expressions the int is promoted to a float before the operation is performed. The result of the operation is a float. int + float => float + float = float int * float => float * float = float float * int =&g...
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Large-scale design in Haskell? [closed]

What is a good way to design/structure large functional programs, especially in Haskell? 8 Answers ...
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How to quickly clear a JavaScript Object?

...object). In this example, I believe setting the length to 0 still leaves all of the elements for garbage collection. You could add this to Object.prototype if it's something you'd frequently use. Yes it's linear in complexity, but anything that doesn't do garbage collection later will be. This is ...
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What is the difference between the $parse, $interpolate and $compile services?

...ence between $parse , $interpolate and $compile services? For me they all do the same thing: take template and compile it to template-function. ...
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Compare two List objects for equality, ignoring order [duplicate]

... If you want them to be really equal (i.e. the same items and the same number of each item), I think that the simplest solution is to sort before comparing: Enumerable.SequenceEqual(list1.OrderBy(t => t), list2.OrderBy(t => t)) Edit: Here is...
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Python: Get relative path from comparing two absolute paths

...ou can even handle more than two paths, with this method, and test whether all the paths are all below one of them. PS: depending on how your paths look like, you might want to perform some normalization first (this is useful in situations where one does not know whether they always end with '/' or...