anonymous-methods Questions
6
Solved
Why can't you pass an anonymous method as a parameter to the BeginInvoke method? I have the following code:
private delegate void CfgMnMnuDlg(DIServer svr);
private void ConfigureMainMenu(DIServe...
Sturdy asked 17/6, 2009 at 14:35
7
With the advent of new features like lambda expressions (inline code), does it mean we dont have to use delegates or anonymous methods anymore? In almost all the samples I have seen, it is for rewr...
Coccidioidomycosis asked 19/9, 2008 at 23:14
2
Solved
Is there a workaround to update a ref parameter inside an anonymous method?
I know that the an anonymous method doesn't allow access to ref parameters of the outer scope, but is there another way ...
Shae asked 13/5, 2014 at 12:4
2
On Chris's blog: http://delphihaven.wordpress.com/2011/07/14/weird-in-more-ways-than-one/
I found the following code
type
TLinkVisitor<T> = reference to procedure(const Item: T);
TDoubl...
Radiate asked 4/5, 2014 at 21:13
1
Solved
I was reading this in the MSDN documentation on Anonymous Methods (C# Programming Guide), but I do not understand the part about omitting the parameter list. It says:
There is one case in ...
Draper asked 7/4, 2014 at 21:6
3
Solved
this is a constructed example. I don't want to post the original code here. I tried to extract the relevant parts though.
I have an interface that manages a list of listeners.
TListenerProc = ref...
Sherbet asked 16/2, 2010 at 13:32
2
Solved
A function is returning an anonymous function. I would like to assign the result to a variable. However the compiler thinks that I am trying to assign the function and not the result of the functio...
Hanhana asked 20/1, 2014 at 23:5
9
A lot of questions are being answered on Stack Overflow, with members specifying how to solve these real world/time problems using lambda expressions.
Are we overusing it, and are we co...
Meghannmegiddo asked 23/3, 2009 at 10:49
4
Solved
If I had this anonymous method I should declare x variable as final.
private void testMethod (ListField<BeanModel> listField){
final ListLoader<BeanModel> loader = new PagedLi...
Sianna asked 14/8, 2013 at 11:46
3
Solved
In Delphi XE, the following code will cause memory leak:
procedure TForm1.Button1Click(Sender: TObject);
var P, B: TProc;
begin
B := procedure
begin
end;
P := procedure
begin
B;
end;
end;
...
Elation asked 8/6, 2011 at 1:42
3
Solved
Can anyone provide a concise distinction between anonymous method and lambda expressions?
Usage of anonymous method:
private void DoSomeWork()
{
if (textBox1.InvokeRequired)
{
//textBox1...
Hewitt asked 17/7, 2013 at 19:53
2
Solved
In ASP.NET MVC 4 project, I have a model for join (with payload):
public class LeagueMember
{
[Key, Column(Order = 0)]
public int MemberId { get; set; }
[Key, Column(Order = 1)]
public int Le...
Morbidity asked 26/4, 2013 at 2:50
1
Solved
Having read in article "Anonymous Methods" (as part of the articles series "Delegates and Lambda Expressions in C# 3.0") the phrase:
"Advanced Topic: Parameterless Anonymous Methods
... anonym...
Gamely asked 13/2, 2013 at 8:20
4
Solved
I am new in the functional side of C#, sorry if the question is lame.
Given the following WRONG code:
var jobSummaries = from job in jobs
where ...
select new
{
ID = job.ID,
Description = j...
Unjaundiced asked 3/3, 2010 at 13:17
2
Solved
See the following code:
public abstract class Base
{
public virtual void Foo<T>() where T : class
{
Console.WriteLine("base");
}
}
public class Derived : Base
{
public override void Fo...
Agnew asked 10/10, 2012 at 6:49
3
Solved
Title kinda says it all. The usual SOS command !bpmd doesn't do a lot of good without a name.
Some ideas I had:
dump every method, then use !bpmd -md when you find the corresponding MethodDesc
...
Justiciable asked 12/3, 2010 at 6:33
4
Solved
I hope I worded the title of my question appropriately.
In c# I can use lambdas (as delegates), or the older delegate syntax to do this:
Func<string> fnHello = () => "hello";
Conso...
Anaerobic asked 22/4, 2010 at 2:47
2
Solved
What I want to do:
I have a few objects in a genric list. I want to capture each of this object in anonymous method and execute this method as a separate OTL Task.
This is a simplified example:
...
Ilailaire asked 12/11, 2012 at 18:1
2
Solved
This is C# 4.0.
I have a class that stores WeakReferences on some Actions like that:
public class LoremIpsum
{
private Dictionary<Type, List<WeakReference>> references = new Dictiona...
Landed asked 6/10, 2012 at 8:21
4
Solved
When using lambda expressions or anonymous methods in C#, we have to be wary of the access to modified closure pitfall. For example:
foreach (var s in strings)
{
query = query.Where(i => i.Pro...
Saari asked 17/1, 2012 at 17:21
8
Solved
I tried the following code in LINQPad and got the results given below:
List<string> listFromSplit = new List<string>("a, b".Split(",".ToCharArray())).Dump();
listFromSplit.ForEach(dele...
Wagram asked 15/10, 2008 at 16:0
10
Solved
I develop and maintain a large (500k+ LOC) WinForms app written in C# 2.0. It's multi-user and is currently deployed on about 15 machines. The development of the system is ongoing (can be thought o...
Playroom asked 5/10, 2010 at 15:57
2
Solved
What is the scope of local variable declared in Linq Query.
I was writing following code
static void Evaluate()
{
var listNumbers = Enumerable.Range(1, 10).Select(i => i);
int i = 10;
}
...
Transhumance asked 9/5, 2012 at 14:16
2
Solved
I want to assign a function implementation dynamically.
Let's start with the following:
class Doer(object):
def __init__(self):
self.name = "Bob"
def doSomething(self):
print "%s got it do...
Leary asked 29/4, 2012 at 17:58
1
Solved
Given the following sample codes:
static void SomeMethod()
{
Action<int,int> myDelegate;
//...
myDelegate = delegate { Console.WriteLine( 0 ); };
myDelegate = delegate() { Console.Writ...
Nitid asked 19/4, 2012 at 4:13
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