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sqlalchemy unique across multiple columns

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Differences between socket.io and websockets

...those limitations. This is a good read on both WebSockets and Socket.IO. http://davidwalsh.name/websocket share | improve this answer | follow | ...
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Django REST framework: non-model serializer

...sult = myClass.do_work() response = Response(result, status=status.HTTP_200_OK) return response Your urls.py: from MyProject.MyApp.views import MyRESTView from django.conf.urls.defaults import * urlpatterns = patterns('', # this URL passes resource_id in **kw to MyRESTView ...
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What are “first class” objects?

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How can I create download link in HTML?

...e download link" you mean a link to a file to download, use <a href="http://example.com/files/myfile.pdf" target="_blank">Download</a> the target=_blank will make a new browser window appear before the download starts. That window will usually be closed when the browser discovers th...
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How to launch jQuery Fancybox on page load?

...transitionOut': 'fade', 'type': 'iframe', 'href': 'http://www.example.com' }); }); share | improve this answer | follow | ...
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How can I get the MAC and the IP address of a connected client in PHP?

...and make a hash of it, for example md5($_SERVER['REMOTE_ADDR'] . $_SERVER['HTTP_USER_AGENT']);. It definently isn't bulletproof but its a start. Another more easier and secure way is setting a cookie with a unique hash. When using that cookie everytime you are sure which user is connecting to your w...
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Regex Email validation

...ent on MSDN for it. How to: Verify that Strings Are in Valid Email Format http://msdn.microsoft.com/en-us/library/01escwtf.aspx (check out that this code also supports the use of non-ASCII characters for Internet domain names.) There are 2 implementation, for .Net 2.0/3.0 and for .Net 3.5 and high...
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Python, creating objects

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How to make the 'cut' command treat same sequental delimiters as one?

...ng and much more. None of which is provided by standard cut. See also: https://stackoverflow.com/a/24543231/1296044 Source and documentation (free software): http://arielf.github.io/cuts/ share | ...