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Cleaner way to update nested structures

...scalaz.TreeLoc). It turns out that the structure of the zipper is automatically derivable from the original data structure, in a manner that resembles symbolic differentiation of an algebraic expression. But how does this help you with your Scala case classes? Well, Lukas Rytz recently prototyped a...
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WCF Service , how to increase the timeout?

...re send back and forth "normal" messages, both can be pretty short - especially the receiveTimeout, since receiving a SOAP message, decrypting, checking and deserializing it should take almost no time. The story is different with streaming - in that case, you might need more time on the client to ac...
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What is the difference between partitioning and bucketing a table in Hive ?

... Partitioning data is often used for distributing load horizontally, this has performance benefit, and helps in organizing data in a logical fashion. Example: if we are dealing with a large employee table and often run queries with WHERE clauses that restrict the results to a particular ...
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How to install MySQLdb (Python data access library to MySQL) on Mac OS X?

... Update for those using Python3: You can simply use conda install mysqlclient to install the libraries required to use MySQLdb as it currently exists. The following SO question was a helpful clue: Python 3 ImportError: No module named 'ConfigParser' . Installing mysqlclient will install...
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How can I convert a series of images to a PDF from the command line on linux? [closed]

...rver I wrote in cgi/bash and want to be able to convert a bunch of images (all in one folder) to a pdf from the command line. How can that be done? ...
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Set HTTP header for one request

...TP request headers , but from what I can tell, it will set that header for all requests of that method. I have something like this in my code: ...
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How to set IntelliJ IDEA Project SDK

I just installed IntelliJ IDEA and when I try to create my first Project it asks for me to set up the Project SDK. When I click on "JDK" it asks for me to select the home directory of the JDK as shown in this image. ...
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“TypeError: (Integer) is not JSON serializable” when serializing JSON in Python?

... I found my problem. The issue was that my integers were actually type numpy.int64. share | improve this answer | follow | ...
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What is the difference between attribute and property? [closed]

...roperties. To further confuse things, changes to the properties will typically update the attributes. For example, changing the element.href property will update the href attribute on the element, and that'll be reflected in a call to element.getAttribute('href'). However if you subsequently read...
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WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT

... It doesn't look like WITH CHECK is actually the default, it's only the default for new data. From msdn.microsoft.com/en-us/library/ms190273.aspx: "If not specified, WITH CHECK is assumed for new constraints, and WITH NOCHECK is assumed for re-enabled constraints."...