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C# code to validate email address

...ing for business logic, I agree that is a thing to be avoided. But this is one of those cases where the convenience and clarity may outweigh the dogma. Besides, if you do anything else with the e-mail address, it's probably going to involve turning it to a MailAddress. Even if you don't use this ex...
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How do I change the cursor between Normal and Insert modes in Vim?

...et cul to higlight bg instead of default underline: hi CursorLine cterm=NONE ctermbg=black – Nikita Prokopov Nov 10 '11 at 8:21 ...
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Is it bad to have my virtualenv directory inside my git repository?

...red it first. I have definitely encountered some of the problems that everyone has mentioned. I'm estimating I give myself another day messing with it before I just do what you guys have been suggesting all along and use pip and a requirements file. Thanks for your help! – Lyle...
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Break parallel.foreach?

... guaranteed as well that all items in an IEnumerable<...> before the one that invokes state.Break() are being processed and those coming after it are not? Although the former could be achieved somehow, I don't see how the latter would be possible at all. – Hendrik Wiese ...
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How to write a scalable Tcp/Ip based server

...catch (System.Net.Sockets.SocketException e) { throw new ApplicationException("Could not create socket, check to make sure not duplicating port", e); } try { _serverSocket.Bind(serverEndPoint); _serverSocket.Listen(_backlog); } catch (Exception e) { ...
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Node.js project naming conventions for files & folders

... How interesting and well done is your answer, it's off topic, the topic creator specifically asked for naming convention not for directory structures. When we get to this topic, we expect to know if files are better named with dashes, underscores or ...
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jQuery - prevent default, then continue default

... Use jQuery.one() Attach a handler to an event for the elements. The handler is executed at most once per element per event type $('form').one('submit', function(e) { e.preventDefault(); // do your things ... // and when y...
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Is there a use-case for singletons with database access in PHP?

... Okay, I wondered over that one for a while when I first started my career. Implemented it different ways and came up with two reasons to choose not to use static classes, but they are pretty big ones. One is that you will find that very often somethi...
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What are the most useful Intellij IDEA keyboard shortcuts? [closed]

... all the places where this method is implemented, and you can select which one you want to go to (if there is only one implementation, you go straight there). The same goes for overridden methods. The opposite of this is Ctrl + U (Go to super-method/super-class). If the caret is at the implementati...
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How do I fix "The expression of type List needs unchecked conversion…'?

...swered Dec 15 '08 at 7:23 ericksonerickson 243k5050 gold badges360360 silver badges457457 bronze badges ...