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std::unique_ptr with an incomplete type won't compile
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Why are function pointers and data pointers incompatible in C/C++?
I have read that converting a function pointer to a data pointer and vice versa works on most platforms but is not guaranteed to work. Why is this the case? Shouldn't both be simply addresses into main memory and therefore be compatible?
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How can I add reflection to a C++ application?
I'd like to be able to introspect a C++ class for its name, contents (i.e. members and their types) etc. I'm talking native C++ here, not managed C++, which has reflection. I realise C++ supplies some limited information using RTTI. Which additional libraries (or other techniques) could supply this ...
Java: how do I get a class literal from a generic type?
Typically, I've seen people use the class literal like this:
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Accessing private member variables from prototype-defined functions
Is there any way to make “private” variables (those defined in the constructor), available to prototype-defined methods?
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What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
I have been reading a lot of Javascript lately and I have been noticing that the whole file is wrapped like the following in the .js files to be imported.
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Capturing Groups From a Grep RegEx
I've got this little script in sh (Mac OSX 10.6) to look through an array of files. Google has stopped being helpful at this point:
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How do I check if an index exists on a table field in MySQL?
I've needed to Google this a couple times, so I'm sharing my Q/A.
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How to change column order in a table using sql query in sql server 2005?
How to change column order in a table using SQL query in SQL Server 2005?
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How does the HyperLogLog algorithm work?
I've been learning about different algorithms in my spare time recently, and one that I came across which appears to be very interesting is called the HyperLogLog algorithm - which estimates how many unique items are in a list.
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