How to get Hours Difference of 2 Dates in C# and VB.NET

To get Hours Difference of 2 Dates in C# and VB.NET you can use the following snippet.

Sample C#

/// <summary>
/// Returns the Hour Difference of two Datetimes as Double Value.
/// </summary>
/// <param name="dateOne">The original date.</param>
/// <param name="dateTwo">The Datei to be Checked against the Original Date.</param>
/// <returns></returns>
public static Double DifferenceInHours(this DateTime dateOne, DateTime dateTwo)
{
	return (dateOne - dateTwo).TotalHours;
}

Sample VB.NET

''' <summary>
''' Returns the Hour Difference of two Datetimes as Double Value.
''' </summary>
''' <param name="dateOne">The original date.</param>
''' <param name="dateTwo">The Datei to be Checked against the Original Date.</param>
''' <returns></returns>
<System.Runtime.CompilerServices.Extension> _
Public Shared Function DifferenceInHours(dateOne As DateTime, dateTwo As DateTime) As [Double]
	Return (dateOne - dateTwo).TotalHours
End Function

As always, this extension method has been added to the Github Fesslersoft.Extensions Repository

How to get the seconds between two dates in Python

To get the seconds between two dates in Python you can use the following snippet.

Sample Python

import datetime
import time

def DateDiffSeconds(dateOlder, dateNewer):
  timedelta = dateNewer - dateOlder
  return timedelta.days*24*3600 + timedelta.seconds

dateOlder = datetime.datetime(2014,07,01,00,00,00)
dateNewer = datetime.datetime(2014,07,02,11,30,00)
print DateDiffSeconds(dateOlder,dateNewer)