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When should Flask.g be used?
... things like creating DB connections are tasks which setup the environment for the request, and should not be handled inside before_request and after_request)
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Best way to iterate through a Perl array
Which is the best implementation(in terms of speed and memory usage) for iterating through a Perl array? Is there any better way? ( @Array need not be retained).
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How to detect a Christmas Tree? [closed]
...ompared to some of the others, is in how the image segmentation step is performed--I used the DBSCAN clustering algorithm from Python's scikit-learn; it's optimized for finding somewhat amorphous shapes that may not necessarily have a single clear centroid.
At the top level, my approach is fairly s...
What is a higher kinded type in Scala?
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Let me make up for starting some of this confusion by pitching in with some disambiguation. I like to use the analogy to the value level to explain this, as people tend to be more familiar with it.
A type constructor is a type that you ca...
Can I get Memcached running on a Windows (x64) 64bit environment?
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North Scale labs have released a build of memcached 1.4.4 for Windows x64:
http://blog.couchbase.com/memcached-windows-64-bit-pre-release-available
http://labs.northscale.com/memcached-packages/
UPDATE: they have recently released Memcached Server - still FREE but enhanced distro...
Convert unix time to readable date in pandas dataframe
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Just another point. This didn't work for me in 0.11, but fine in 0.12+
– W A Carnegie
Oct 8 '13 at 9:33
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Find the files existing in one directory but not in the other [closed]
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I'd grep for sth like ^dir1 to make sure I don't get a dir1 appearing later in the path.
– Alfe
May 28 '13 at 10:06
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Is there a MySQL option/feature to track history of changes to records?
...e database just by looking at audit tables, it's hard and error prone, and for any complicated database logic, it becomes unwieldy. For instance, if the business wants to know "find the addresses of the letters we should have sent to customers who had outstanding, unpaid invoices on the first day of...
MySQL check if a table exists without throwing an exception
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I don't know the PDO syntax for it, but this seems pretty straight-forward:
$result = mysql_query("SHOW TABLES LIKE 'myTable'");
$tableExists = mysql_num_rows($result) > 0;
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Given a view, how do I get its viewController?
...les.
The controller, on the other hand, knows which view it's responsible for (self.view = myView), and usually, this view delegates methods/events for handling to the controller.
Typically, instead of a pointer to your view, you should have a pointer to your controller, which in turn can either e...