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Adding up BigDecimals using Streams

...ded a totalMapper variable, that has a function from Invoice to BigDecimal and returns the total price of that invoice. Then I obtain a Stream<Invoice>, map it to a Stream<BigDecimal> and then reduce it to a BigDecimal. Now, from an OOP design point I would advice you to also actually ...
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Using @property versus getters and setters

... prevent you from actually getting or setting that attribute. Therefore, standard attribute access is the normal, Pythonic way of, well, accessing attributes. The advantage of properties is that they are syntactically identical to attribute access, so you can change from one to another without any ...
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How to rethrow the same exception in SQL Server

...al clean code sample to rollback a series of statements if an error occurs and reports the error message. begin try begin transaction; ... commit transaction; end try begin catch if @@trancount > 0 rollback transaction; throw; end catch Before SQL 2012 begin try begin t...
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Use PHP to create, edit and delete crontab jobs?

Is it possible to use PHP to create, edit and delete crontab jobs? 12 Answers 12 ...
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request exceeds the configured maxQueryStringLength when using [Authorize]

... When an unauthorized request comes in, the entire request is URL encoded, and added as a query string to the request to the authorization form, so I can see where this may result in a problem given your situation. According to MSDN, the correct element to modify to reset maxQueryStringLength in we...
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Is there a predefined enumeration for Month in the .NET library?

... answered May 22 '09 at 19:27 Andy MikulaAndy Mikula 16.5k44 gold badges2727 silver badges3939 bronze badges ...
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Intellij idea subversion checkout error: `Cannot run program “svn”`

... I solved this by uncheking the "Use command-line client" option from Subversion settings. This works with version 1.6 and 1.7 only. See @Vic's answer for SVN version 1.8. share | ...
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How to set the prototype of a JavaScript object that has already been instantiated?

...e I have an object foo in my JavaScript code. foo is a complex object and it is generated somewhere else. How can I change the prototype of the foo object? ...
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What does “mro()” do?

...tance, __mro__ is just the tuple of: the class, its base, its base's base, and so on up to object (only works for new-style classes of course). Now, with multiple inheritance...: >>> class D(B, C): pass ... >>> D.__mro__ (<class '__main__.D'>, <class '__main__.B'>, &...
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class

...d String.value_of 42 # => "42" This can also be written as a shorthand: class String def self.value_of obj obj.to_s end end Or even shorter: def String.value_of obj obj.to_s end When inside a function definition, self refers to the object the function is being called with. ...