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Find nearest latitude/longitude with an SQL query
...[startlat]), 2) +
POW(69.1 * ([startlng] - longitude) * COS(latitude / 57.3), 2)) AS distance
FROM TableName HAVING distance < 25 ORDER BY distance;
where [starlat] and [startlng] is the position where to start measuring the distance.
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What is the difference between const and readonly in C#?
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edited Sep 22 '15 at 8:01
Irshad
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answe...
In Rails, how do you render JSON using a view?
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65
You should be able to do something like this in your respond_to block:
respond_to do |format|
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cocktail party algorithm SVD implementation … in one line of code?
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answered Nov 9 '15 at 19:39
Jack ZJack Z
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Is there a way to make ellipsize=“marquee” always scroll?
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edited Jul 25 '12 at 14:09
Andrew Wyld
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How to remove time portion of date in C# in DateTime object only?
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Vishal Suthar
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answered May 25 '11 at 8:01
driisdriis
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snprintf and Visual Studio 2010
...hort story: Microsoft has finally implemented snprintf in Visual Studio 2015. On earlier versions you can simulate it as below.
Long version:
Here is the expected behavior for snprintf:
int snprintf( char* buffer, std::size_t buf_size, const char* format, ... );
Writes at most buf_size - 1...
Easy way to concatenate two byte arrays
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395
The most elegant way to do this is with a ByteArrayOutputStream.
byte a[];
byte b[];
ByteArray...
CSS vertical alignment text inside li
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edited Jan 14 '15 at 5:37
Mark Garcia
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an...
Can't open config file: /usr/local/ssl/openssl.cnf on Windows [duplicate]
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252
The solution is running this command:
set OPENSSL_CONF=C:\OpenSSL-Win32\bin\openssl.cfg
o...