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Collection was modified; enumeration operation may not execute
... BTW .ToList() is present in System.Core dll which is not compatible with .NET 2.0 applications. So you might need to change your target app to .Net 3.5
– mishal153
May 19 '10 at 9:25
...
How can I get a web site's favicon?
.../favicons which will do all of the heavy lifting:
var client = new System.Net.WebClient();
client.DownloadFile(
@"http://www.google.com/s2/favicons?domain=stackoverflow.com",
"stackoverflow.com.ico");
share
...
How to open the default webbrowser using java
...top is the class you're looking for.
import java.awt.Desktop;
import java.net.URI;
// ...
if (Desktop.isDesktopSupported() && Desktop.getDesktop().isSupported(Desktop.Action.BROWSE)) {
Desktop.getDesktop().browse(new URI("http://www.example.com"));
}
...
How to create a new object instance from a Type
...reateinstance.aspx
or (new path)
https://docs.microsoft.com/en-us/dotnet/api/system.activator.createinstance
Here are some simple examples:
ObjectType instance = (ObjectType)Activator.CreateInstance(objectType);
ObjectType instance = (ObjectType)Activator.CreateInstance("MyAssembly","MyNam...
Can you call Directory.GetFiles() with multiple filters?
...
For .NET 4.0 and later,
var files = Directory.EnumerateFiles("C:\\path", "*.*", SearchOption.AllDirectories)
.Where(s => s.EndsWith(".mp3") || s.EndsWith(".jpg"));
For earlier versions of .NET,
var files = Dire...
A type for Date only in C# - why is there no Date type?
...e is running.)
A date-only type called Date is a proposed addition to the .NET Core, via the corefxlab project. You'll find it in the System.Time package, along with a TimeOfDay type, and several extension methods to the existing types.
I've studied this problem significantly, so I'll also share ...
Proper use of the IDisposable interface
...
Note: What is an unmanaged resource? If you found it in the Microsoft .NET Framework: it's managed. If you went poking around MSDN yourself, it's unmanaged. Anything you've used P/Invoke calls to get outside of the nice comfy world of everything available to you in the .NET Framework is unmanage...
NameValueCollection vs Dictionary [duplicate]
...understand now that when i wrote 'hash table' you understood me to mean a .NET HashTable which is NOT what i meant. I meant it generically, which could otherwise be expressed as a 'quick binary search' for the key name. And this is indeed what NVC uses. So i think we both agree that that a NVC is no...
When should TaskCompletionSource be used?
...osoft.Bcl.Async package on NuGet which allows the async/await keywords in .NET 4.0 projects (VS2012 and higher is recommended).
– Erik
Feb 1 '14 at 18:41
1
...
Fluent Validation vs. Data Annotations [closed]
...rative differences between these two validation packages when used for ASP.NET MVC validatation? They seem to have similar objects, all the way to their object names. Is one related to another? What are their differences? In what way do these differences denote different use cases?
...