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How to check for valid email address? [duplicate]

...: http://www.faqs.org/rfcs/rfc3696.html Found some old code: import lepl.apps.rfc3696 email_validator = lepl.apps.rfc3696.Email() if not email_validator("email@example.com"): print "Invalid email" share | ...
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How can I call a custom Django manage.py command directly from a test driver?

... The opening paragraph applies to any boundary situation. Move your own biz logic code out of the code that's constrained to interface with something, such as a user. However, if you write the line of code, it could have a bug, so tests should inde...
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DDD - the rule that Entities can't access Repositories directly

...lking about a bounded context. Each bounded context is essentially its own application. You might have a sophisticated approval system for getting things into the product catalog. In your original design the product was the center piece but in this bounded context the product catalog is. You still m...
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Naming convention for utility classes in Java

...module); mean while a Util may be called in any context. For example in an application related to bank accounts, all number specific utility static APIs would go to org.mycompany.util.Numbers All "Account" specific business rule helping APIs would go to org.mycompany.account.AccountHelper After all...
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UICollectionView inside a UITableViewCell — dynamic height?

One of our application screens requires us to place a UICollectionView inside of a UITableViewCell . This UICollectionView will have a dynamic number of items, resulting in a height which must be calculated dynamically as well. However, I am running into problems trying to calculate the heigh...
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py2exe - generate single executable file

...t release (1.3) is somewhat outdated. It's been working really well for an app which depends on PyQt, PyQwt, numpy, scipy and a few more. share | improve this answer | follow...
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Can you resolve an angularjs promise before you return it?

... I cant describe with words how happy Im, you saved me so much time h.coates! – rilar Apr 2 '14 at 10:33 ...
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AngularJS - How can I do a redirect with a full page load?

... thing that window.location.href does. I'm pretty sure $window is just a wrapping service for window. Either way both do an Angular route instead of the full page refresh. – Mike Pateras Apr 14 '13 at 19:05 ...
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How to create a UIView bounce animation?

...any need to use CAKeyframeAnimations or UIView animations! Take a look at Apple's UIKit Dynamics Catalog app. Alternately, Teehanlax has a clear, concise tutorial with the full project in github. If you want a more detailed tutorial about the ins-and-outs of dynamics, the Ray Winderlich tutorial is...
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How do I choose between Semaphore and SemaphoreSlim?

Their public interfaces appear similar. The documentation states that the SemaphoreSlim is a lightweight alternative and doesn't use Windows Kernel semaphores. This resource states that the SemaphoreSlim is much faster. In what situations does the SemaphoreSlim make more sense over the Semaph...