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Unsubscribe anonymous method in C#
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{
return from d in MyEvent.GetInvocationList()
select (EventHandler)d;
}
}
So you can access the whole invocation list from outside MyClass and unsubscribe any handler you want. For instance:
myClass.MyEvent -= myClass.GetMyEventHandlers().Last();
I've written ...
Xcode build failure “Undefined symbols for architecture x86_64”
...uspect are more likely) do not fit your problem try deleting derived data (Select: Window / Projects / Derived Data -> Delete) and re-building.
(Added for reference by others - I know the original question has been answered correctly).
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How to remove all of the data in a table using Django
... /admin/dc_dash/model_4/
relation "dc_dash_model_4" does not exist
LINE 1: SELECT COUNT(*) AS "__count" FROM "dc_dash_model_4"
Do consider that - if we do not go to the ADMIN Console and try and see objects of the model - which have been already deleted - the Django app works just as intended.
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Emacs - Multiple columns one buffer
...sible in one window and into the portion visible in the other window, that selects the other window—again, treating the two as if they were parts of one large window.
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Random color generator
...rs. To ensure the colors are distinct I avoid using a random generator and select "evenly spaced" colors from the rainbow.
This is perfect for creating pop-out markers in Google Maps that have optimal "uniqueness" (that is, no two markers will have similar colors).
function rainbow(numOfSteps, ste...
How to break out of nested loops?
...e hit for this question, it would be nice if the general solution had been selected. Well people are used to checking out the #2 anyway.
– BeeOnRope
Nov 4 '16 at 23:30
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Can I use a function for a default value in MySql?
... update previously existing rows, like this:
UPDATE app_users SET uuid = (SELECT uuid());
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“This project is incompatible with the current version of Visual Studio”
...ome of the other people here, when I added Xamarin tools, I either did not select the option for Microsoft Web Developer Tools or unchecked it by accident. I modified VS 2015 and added that and now the error is gone.
– smoore4
Jul 1 '16 at 10:21
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Why does 'git commit' not save my changes?
..."message" - both do the same thing)
Alternatively, if you want to be more selective about what you add to the commit, you use the git add command to add the appropriate files to the staging area, and git status to preview what is about to be added (remembering to pay attention to the wording used)....
Make JQuery UI Dialog automatically grow or shrink to fit its contents
I have a JQuery UI dialog popup that displays a form. By selecting certain options on the form new options will appear in the form causing it to grow taller. This can lead to a scenario where the main page has a scrollbar and the JQuery UI dialog has a scrollbar. This two-scrollbar scenario is un...