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How to differ sessions in browser-tabs?
...ur AJAX function check first to make sure localStorage.currently_logged_in_user_id === window.yourAppNameSpace.user_id, and if not, log in first via AJAX.
Another is race conditions: if you can switch windows fast enough to confuse it, you may end up with a relogin1->relogin2->ajax1->ajax2...
can we use xpath with BeautifulSoup?
...ct directly to lxml, as having the parser read directly from the stream is more efficient than reading the response into a large string first. To do the same with the requests library, you want to set stream=True and pass in the response.raw object after enabling transparent transport decompression:...
Does SQLAlchemy have an equivalent of Django's get_or_create?
...s, it is automatically added to the session. E.g. create a book, which has user_id and user as corresponding relationship, then doing book.user=<user object> inside of create_method will add book to the session. This means that create_method must be inside with to benefit from an eventual roll...
Naming of ID columns in database tables
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Kevin, same as you. for example: user_id, role_id for PKey, and role_user_id for FKey. It is good on a large scale project. Because if all ID field are named to "id", it is too confuse. But i think it is personal preference, somebody think only use "id" are ...
Using Razor within JavaScript
... }
</script>
Updated the above code to make the call to addMarker more correct.
To clarify, the @: forces Razor back into text mode, even though addMarker call looks a lot like C# code. Razor then picks up the @item.Property syntax to say that it should directly output the contents of thos...
Single quotes vs. double quotes in Python [closed]
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What's the difference between belongs_to and has_one?
...s. We can say that a User "has" a Profile because the profiles table has a user_id column. If there was a column called profile_id on the users table, however, we would say that a Profile has a User, and the belongs_to/has_one locations would be swapped.
here is a more detailed explanation.
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sqlalchemy: how to join several tables by one query?
...om"
).all()
One note about that...
query.join(Address, User.id==Address.user_id) # explicit condition
query.join(User.addresses) # specify relationship from left to right
query.join(Address, User.addresses) # same, with explicit target
query.join('addresses') ...
AngularJS HTTP post to PHP and undefined
...POST, preferring a user-defined variable instead. In a general, this makes more sense to me in that when working with JSON-serialized data, you might be working wth objects, or numerically-indexed arrays. I wouldn't suggest adding a numerically-Indexed array to $_POST, as this would be an atypical u...