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How to get index using LINQ? [duplicate]
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An IEnumerable is not an ordered set.
Although most IEnumerables are ordered, some (such as Di...
Generate a UUID on iOS from Swift
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edited Feb 23 at 10:34
Tilak Maddy
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[A]System.Web.WebPages.Razor.Configuration.HostSection cannot be cast to… web.config issue
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I am using VS2013, MVC 5.2.2.0, Web Api 2. I have just changed the all versions from 2.0.0.0 to 3.0.0.0 of the following section of Web.config resides inside the View folder of my project.
<configSections>
<sectionGroup name="syst...
How do you reference a capture group with regex find and replace in Visual Studio 2012, 2013, 2015,
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To find and replace in VS 2012 and VS 2015 you do the following:
Surround with (), display capture with $1, $2, $n
Example (thanks to syonip)
In the find options, make sure 'use regular expressions' is checked, and put the following as the text to ...
Does MongoDB's $in clause guarantee order
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Convert System.Drawing.Color to RGB and Hex Value
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edited Feb 8 '14 at 18:29
Julien Roncaglia
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Why is the gets function so dangerous that it should not be used?
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awk without printing newline
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awk '{sum+=$3}; END {printf "%f",sum/NR}' ${file}_${f}_v1.xls >> to-plot-p.xls
print will insert a newline by default. You dont want that to happen, hence use printf instead.
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Simple calculations for working with lat/lon and km distance?
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The approximate conversions are:
Latitude: 1 deg = 110.574 km
Longitude: 1 deg = 111.320*cos(latitude) km
This doesn't fully correct for the Earth's polar flattening - for that you'd probably want a more complicated formula using the WGS84 reference ellipsoid (the m...