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Get records with max value for each group of grouped SQL results
How do you get the rows that contain the max value for each grouped set?
17 Answers
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How do I create an Excel (.XLS and .XLSX) file in C# without installing Microsoft Office?
How can I create an Excel spreadsheet with C# without requiring Excel to be installed on the machine that's running the code?
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PermGen elimination in JDK 8
I have installed JDK 8 and trying to run Eclipse. I am getting following warning message:
6 Answers
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Hidden Features of Xcode
With a huge influx of newbies to Xcode, I'm sure there are lots of Xcode tips and tricks to be shared.
89 Answers
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What's the difference of ContentType and MimeType
As far as I know, they are absolute equal. However, browsing some django docs, I've
found this piece of code:
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C++ Double Address Operator? (&&)
I'm reading STL source code and I have no idea what && address operator is supposed to do. Here is a code example from stl_vector.h :
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Why does AngularJS include an empty option in select?
I've been working with AngularJS for the last few weeks, and the one thing which is really bothering me is that even after trying all permutations or the configuration defined in the specification at http://docs.angularjs.org/api/ng.directive:select , I still get an empty option as the first child ...
How to clear gradle cache?
I'm trying to use Android Studio, and the first time I boot it up, it takes like 45 MINUTES to compile... If I don't quit the application, it is okay - each subsequent compilation/running the app will take around 45 seconds.
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equals vs Arrays.equals in Java
When comparing arrays in Java, are there any differences between the following 2 statements?
8 Answers
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SQLite INSERT - ON DUPLICATE KEY UPDATE (UPSERT)
MySQL has something like this:
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