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Collection was modified; enumeration operation may not execute
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What's likely happening is that SignalData is indirectly changing the subscribers dictionary under the hood during the loop and leading to that message. You can verify this by changing
foreach(Subscriber s in subscribers.Values)
To
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Learning about LINQ [closed]
One of the things I've asked a lot about on this site is LINQ . The questions I've asked have been wide and varied and often don't have much context behind them. So in an attempt to consolidate the knowledge I've acquired on Linq I'm posting this question with a view to maintaining and updating it ...
Emacs bulk indent for Python
Working with Python in Emacs if I want to add a try/except to a block of code, I often find that I am having to indent the whole block, line by line. In Emacs, how do you indent the whole block at once.
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Create subdomains on the fly with .htaccess (PHP)
I am looking to create a system which on signup will create a subdomain on my website for the users account area.
9 Answer...
Accessing Imap in C# [closed]
...h AE.Net.Mail.
You can download the code by going to the Code tab and click the small 'Download' icon. As the author does not provide any pre-built downloads, you must compile it yourself. (I believe you can get it through NuGet though). There is no longer a .dll in the bin/ folder.
There is no do...
How to len(generator()) [duplicate]
...es, so you can use them in loop. But they don't contain any elements, so asking for the length of a generator is like asking for the length of a function.
if functions in Python are objects, couldn't I assign the length to a
variable of this object that would be accessible to the new generato...
Set Background color programmatically [duplicate]
I try to set background color programmatically but when I set every one of my colors, the background being black but with any color background being white like the application theme.
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What is the difference between HAVING and WHERE in SQL?
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Dorian
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answered Nov 13 '08 at 16:48
StevenSteven
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How to make a div 100% height of the browser window
...port-Relative) Lengths
What are Viewport-Percentage Lengths?
From the linked W3 Candidate Recommendation above:
The viewport-percentage lengths are relative to the size of the initial containing block. When the height or width of the initial containing block is changed, they are scaled accordi...
How to get a value of an element by name instead of ID
...answered Jan 21 '10 at 13:27
Nick Craver♦Nick Craver
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