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How to check whether an object is a date?

... Out of interest do you know the reason for this failing when passing across frame boundaries? – Simon Lieschke Apr 12 '10 at 6:03 ...
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Is there more to an interface than having the correct methods

...such as sort() or reverse() for List. The point here is that this code can now be used to sort or reverse any class that implements the List interfaces - not just ArrayList and LinkedList, but also classes that you write yourself, which may be implemented in a way the people who wrote java.util.Coll...
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How can I add reflection to a C++ application?

... struct fields { static const int n = T::fields_n; }; }; Now to iterate over the fields we use the visitor pattern. We create an MPL range from 0 to the number of fields, and access the field data at that index. Then it passes the field data on to the user-provided visitor: struct...
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How to download a file with Node.js (without using third-party libraries)?

... the callback is confusing me. if I now invoke download(), how would I do it? What would I place as the cb argument? I have the download('someURI', '/some/destination', cb) but don't understand what to put in the cb – Abdul ...
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Overriding fields or properties in subclasses

... Can we say this now not correct based on this msdn.microsoft.com/en-us/library/9fkccyh4.aspx The msdn article shows you can override properties – codingbiz Sep 2 '14 at 23:17 ...
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Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?

...ults, but we've ascertained that it's at least one-quarter of all inputs. Now let's look at a fixed-width (i.e. non-bignum) integer power function. For what portion inputs does it not simply overflow? To maximize the number of meaningful input pairs, the base should be signed and the exponent uns...
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python-pandas and databases like mysql

... frame_query is now deprecated. Now use pd.read_sql(query, db) instead. – Robert Smith Apr 24 '15 at 22:43 add a com...
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Tools for JPEG optimization? [closed]

Do you know of any tools (preferrably command-line) to automatically and losslessly optimize JPEGs that I could integrate into our build environment? For PNGs I'm currently using PNGOUT , and it generally saves around 40% bandwidth/image size. ...
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Implementing Comments and Likes in database

...be changed without affecting any code: only the stored procedures should know about the schema. You may have to refactor the schema several times. This is normal. Don't worry about getting it perfect the first time. Just make it functional enough to prototype an initial design. If you have the...
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Is there a properly tested alternative to Select2 or Chosen? [closed]

... suite of tests using a combination of testem, syn, mocha, and chai. Right now there are the following classes of tests: InteractionFunctional tests that makes sure the control behaves as if the user is using it (using syn). SetupEnsures the control can be initialized properly from existing <se...