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Calculate distance between two latitude-longitude points? (Haversine formula)
How do I calculate the distance between two points specified by latitude and longitude?
41 Answers
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How do I make a checkbox required on an ASP.NET form?
I've done some searching on this, and I've found several partial answers, however nothing that gives me that warm fuzzy "this is the right way to do this". To answer the most frequently occurring complaint against this question: "checkboxes can have two legitimate states - checked and unchecked", th...
Script not served by static file handler on IIS7.5
I've just tried to deploy my first web application to IIS on my Windows 7 Home Premium notebook. After creating the application, I had to change to the Classic App Pool, then set that pool for framework 4.0. Now I get the following error:
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How to automatically generate N “distinct” colors?
I wrote the two methods below to automatically select N distinct colors. It works by defining a piecewise linear function on the RGB cube. The benefit of this is you can also get a progressive scale if that's what you want, but when N gets large the colors can start to look similar. I can also imagi...
Can I set enum start value in Java?
I use the enum to make a few constants:
9 Answers
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Rotating a two-dimensional array in Python
In a program I'm writing the need to rotate a two-dimensional array came up. Searching for the optimal solution I found this impressive one-liner that does the job:
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What are “named tuples” in Python?
Reading the changes in Python 3.1 , I found something... unexpected:
11 Answers
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Fatal error in launcher: Unable to create process using “”C:\Program Files (x86)\Python33\python.exe
Searching the net this seems to be a problem caused by spaces in the Python installation path.
27 Answers
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What difference does .AsNoTracking() make?
I have a question regarding the .AsNoTracking() extension, as this is all quite new and quite confusing.
6 Answers
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