Posts about the .NET Framework. See also csharp.
Posts about the .NET Framework. See also csharp.
Saturday, April 14 2018
equality
dotnet
At the opening of this series I wrote about how a correct implementation of equality is essential for the correct behaviour of many fundamental .NET types - including List, HashSet and Dictionary. Here’s an example to show how they can break.
Saturday, April 07 2018
equality
dotnet
Building on our implementation of entity equality, we are now in a position to implement value equality. This is more complex because it tends to have a greater number of factors to consider.
Saturday, March 31 2018
equality
dotnet
Now that we’ve talked about the importance of implementing equality, the different kinds of equality, and about the contracts required of our implementations, we can get down to actually writing some code.
Saturday, March 24 2018
equality
dotnet
After symmetry, another aspect of the equality contract is .GetHashCode(). When you first override .Equals(object), the C# compiler will helpfully remind you that you must also override .GetHashCode().
Saturday, March 10 2018
equality
dotnet
Having established the importance of equality in .NET, we can look at the different kinds of equality that you might encounter. There are three - Reference, Value and Entity equality.
| Why is Equality important in .NET? 03 Mar 2018 |
| Invalid Build Configuration: Debug|BNB 14 May 2011 |
| Intersect and Except 24 Jul 2008 |
| Streams in .NET 26 Dec 2003 |
| Bitmap cloning in .NET 11 Dec 2003 |
| Streams in .NET 20 Nov 2003 |