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Getting distance between two points based on latitude/longitude
... earth in km
R = 6373.0
lat1 = radians(52.2296756)
lon1 = radians(21.0122287)
lat2 = radians(52.406374)
lon2 = radians(16.9251681)
dlon = lon2 - lon1
dlat = lat2 - lat1
a = sin(dlat / 2)**2 + cos(lat1) * cos(lat2) * sin(dlon / 2)**2
c = 2 * atan2(sqrt(a), sqrt(1 - a))
distance = R * c
print("Re...
Fully custom validation error message with Rails
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answered May 18 '10 at 16:43
graywhgraywh
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Attach parameter to button.addTarget action in Swift
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edited Mar 30 '18 at 8:55
Alsh compiler
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JAX-RS / Jersey how to customize error handling?
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edited Feb 21 at 8:57
Smile
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answered Mar...
What's the difference between istringstream, ostringstream and stringstream? / Why not use stringstr
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How can you do anything useful without mutable state?
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Differences between socket.io and websockets
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Access Control Request Headers, is added to header in AJAX request with jQuery
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What you saw in Firefox was not the actual request; note that the HTTP method is OPTIONS, not PO...
How to kill a process running on particular port in Linux?
... properly. And thus I was unable to restart My tomcat is running on port 8080 .
30 Answers
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Converting Long to Date in Java returns 1970
I have list with long values (for example: 1220227200, 1220832000, 1221436800...) which I downloaded from web service. I must convert it to Dates. Unfortunately this way, for example:
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