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Calculate distance between two latitude-longitude points? (Haversine formula)
...s surface – using the
‘Haversine’ formula.
function getDistanceFromLatLonInKm(lat1,lon1,lat2,lon2) {
var R = 6371; // Radius of the earth in km
var dLat = deg2rad(lat2-lat1); // deg2rad below
var dLon = deg2rad(lon2-lon1);
var a =
Math.sin(dLat/2) * Math.sin(dLat/2) +
Ma...
Hide Console Window in C# Console Application
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Change the output type from Console Application to Windows Application. This can be done under Project -> Properties -> Application in Visual Studio:
share
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Python's os.makedirs doesn't understand “~” in my path
...
You can now do it like
from srbib import abs_path
my_dir = abs_path('~/path/to/dir')
if not os.path.exists(my_dir):
os.makedirs(my_dir)
Please refer to https://stackoverflow.com/a/54190233/6799074 for usage of srblib.abs_path
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AngularJS - convert dates in controller
Could anyone please suggest me how to convert date from this 1387843200000 format into this 24/12/2013 inside my controller ?
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Is jquery a javascript library or framework? [closed]
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+1. A library is something you call from your program. A framework is something that calls into your program.
– Thilo
Aug 15 '11 at 8:10
2
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Why “decimal” is not a valid attribute parameter type?
... types and arrays of
primitives (may have missed a minor
one).
Taken from this answer by JaredPar.
Decimals while a basic type are not a
primitive type and hence cannot be
represented in metadata which prevents
it from being an attribute parameter.
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How do I ZIP a file in C#, using no 3rd-party APIs?
...ip = ZipFile.Open("test.zip", ZipArchiveMode.Create))
{
zip.CreateEntryFromFile(@"c:\something.txt", "data/path/something.txt");
}
You need to add references to:
System.IO.Compression
System.IO.Compression.FileSystem
For .NET Core targeting net46, you need to add dependencies for
System...
recursively add file extension to all files
....jpg \;
Explanation: this recursively finds all files (-type f) starting from the current directory (.) and applies the move command (mv) to each of them. Note also the quotes around {}, so that filenames with spaces (and even newlines...) are properly handled.
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Why doesn't the example compile, aka how does (co-, contra-, and in-) variance work?
Following on from this question , can someone explain the following in Scala:
4 Answers
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Assert equals between 2 Lists in Junit
...efer other answers on this question, if possible.
List<E> a = resultFromTest();
List<E> expected = Arrays.asList(new E(), new E(), ...);
assertTrue("Expected 'a' and 'expected' to be equal."+
"\n 'a' = "+a+
"\n 'expected' = "+expected,
expec...