.NET 4 has two new properties in the Environment class, Is64BitProcess and Is64BitOperatingSystem. Interestingly, if you use Reflector you can see they are implemented differently in the 32-bit & 64-bit versions of mscorlib. The 32-bit version returns false for Is64BitProcess and calls IsWow64Process via P/Invoke for Is64BitOperatingSystem. The 64-bit version just returns true for both.
Seems like string.Replace should have an overload that takes a StringComparison argument. Since it doesn’t, you could try something like this: public static string ReplaceString(string str, string oldValue, string newValue, StringComparison comparison) { StringBuilder sb = new StringBuilder(); int previousIndex = 0; int index = str.IndexOf(oldValue, comparison); while (index != -1) { sb.Append(str.Substring(previousIndex, index – … Read more
Look at the inner exception that you are getting. It will tell you which field/property it is having trouble serializing. You can exclude fields/properties from xml serialization by decorating them with the [XmlIgnore] attribute. XmlSerializer does not use the [Serializable] attribute, so I doubt that is the problem.