I often find myself writing logic to compare two date ranges to see if they overlap. In fact, I’ve done this enough times that I thought it was worth capturing in a blog post to save myself the time of having to figure it out next time. Hopefully you, dear reader, will also find it useful. TL;DR If you don’t need to understand the reason why, no need to read on. Just use this logic:

  The Details There are two different conditions that could make for non-overlapping ranges: Condition 1: Range B ends before Range A starts, which we could write as: Condition 2: Range A ends before
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I had an excellent time presenting a talk today at Detroit DevDay in Detroit, MI. I spoke about “ASP.NET 5: Someone Moved Your Cheese”. Thanks to everyone that came to my talk and to the organizers for putting the event together. Every time I present, I challenge the attendees to give to a worthy cause if they enjoyed the talk. If the audience from my talk hits the goal, at least 6 people will get access to clean drinking water. So, if you attended and enjoyed it–or even if you didn’t–feel free to join us in giving here: http://bit.ly/detroit-gives. I had a great time meeting everyone, and look forward to seeing
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I had an excellent time presenting two talks this morning at the Milwaukee CodeCamp in Milwaukee, WI. I spoke about “Model-View-Whatever: Comparing JavaScript MVC/MVP/MVVM Frameworks” and “ASP.NET 5: Someone Moved Your Cheese”. Thanks to everyone that came to my talks and to the organizers for putting the event together. Every time I present, I challenge the attendees to give to a worthy cause if they enjoyed the talk. If the audience from my two talks hit the goals, at least 12 people will get access to clean drinking water. So, if you attended and enjoyed it–or even if you didn’t–feel free to join us in giving here: http://bit.ly/mke-gives for the MVW
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