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How does Hadoop process records split across block boundaries?
...eadLine function, I don't think it's relevant to your question but can add more details if needed.
– Charles Menguy
Jan 27 '13 at 18:30
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Look up all descendants of a class in Ruby
...Rails >= 3, you have two options in place. Use .descendants if you want more than one level depth of children classes, or use .subclasses for the first level of child classes.
Example:
class Animal
end
class Mammal < Animal
end
class Dog < Mammal
end
class Fish < Animal
end
Animal...
Python to print out status bar and percentage
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How to change an Eclipse default project into a Java project
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How can I get every nth item from a List?
...t sort of depends what you mean by "nth," but your interpretation might be more common. Add or subtract from i to suit your needs.
– mqp
Mar 25 '09 at 17:39
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Appending a line to a file only if it does not already exist
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Beautiful solution. This also works for triggering more complicated expressions, of course. Mine uses the echo to trigger a cat of a multiline heredoc into a config file.
– Eric L.
Jun 15 '15 at 16:10
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Git error when trying to push — pre-receive hook declined
...like you've got a problem with your setup on the server-side. Please share more information then.
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Simplest way to serve static data from outside the application server in a Java web application
...u can call it by http://example.com/files/image.png. This way you can have more control over the requests than the DefaultServlet does, such as providing a default image (i.e. if (!file.exists()) file = new File("/path/to/files", "404.gif") or so). Also using the request.getPathInfo() is preferred a...