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Can't subtract offset-naive and offset-aware datetimes

... naive datetime objects are inherently ambiguous and therefore they should be avoided. It is easy to add tzinfo instead – jfs Sep 4 '14 at 9:39 ...
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What's the best way to put a c-struct in an NSArray?

... to store c-structures in an NSArray ? Advantages, disadvantages, memory handling? 11 Answers ...
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Difference between GeoJSON and TopoJSON

What is the difference between GeoJSON and TopoJSON and when would I use one over the other? 3 Answers ...
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How can I launch multiple instances of MonoDevelop on the Mac?

...open a new MonoDevelop instance to work on a different project on the Mac, and the OS is currently preventing me from opening a new instance. ...
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Why is printing “B” dramatically slower than printing “#”?

...terminal that attempts to do word-wrapping rather than character-wrapping, and treats B as a word character but # as a non-word character. So when it reaches the end of a line and searches for a place to break the line, it sees a # almost immediately and happily breaks there; whereas with the B, it ...
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Selecting data from two different servers in SQL Server

...ta sources can be configured as linked servers, including Microsoft Access and Excel. Linked servers offer the following advantages: The ability to access data from outside of SQL Server. The ability to issue distributed queries, updates, commands, and transactions on heterogeneous data sources ...
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WPF chart controls [closed]

I am looking for a very simple WPF chart which should have a 2D graph and should have pan and zoom facilities . 12 Answer...
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How do you get the rendered height of an element?

...gly suggest anyone implementing this by using just offsetHeight goes ahead and downloads the jQuery source and searches for "height" to find the code they use. lots of crazy stuff going on in there ! – Simon_Weaver Feb 13 '09 at 3:57 ...
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What's the difference between xsd:include and xsd:import?

What's the difference between xsd:include and xsd:import ? When would you use one instead of the other, and when might it not matter? ...
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Given a number, find the next higher number which has the exact same set of digits as the original n

I just bombed an interview and made pretty much zero progress on my interview question. Can anyone let me know how to do this? I tried searching online but couldn't find anything: ...