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What are free monads?
I've seen the term Free Monad pop up every now and then for some time, but everyone just seems to use/discuss them without giving an explanation of what they are. So: what are free monads? (I'd say I'm familiar with monads and the Haskell basics, but have only a very rough knowledge of cat...
Run a single test method with maven
...
To run a single test method in Maven, you need to provide the command as:
mvn test -Dtest=TestCircle#xyz test
where TestCircle is the test class name and xyz is the test method.
Wild card characters also work; both in the method name and clas...
git diff file against its last change
...re shown.
--follow is required to see changes that occurred prior to a rename.
As far as I can tell, this is the only way to immediately see the last set of changes made to a file without using git log (or similar) to either count the number of intervening revisions or determine the hash of the co...
How do I read a text file of about 2 GB? [duplicate]
I have a .txt file whose memory is more than 2 GB. The problem is I cannot open it with Notepad, Notepad++ or any other editor programs.
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How do I capture the output into a variable from an external process in PowerShell?
... @stej, you're right. I was mainly clarifying that the code in your comment had different functionality to the code in the answer. Beginners like me can can thrown off by subtle differences in behaviour like these!
– Sam
Sep 9 '13 at 22:04
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POSTing a @OneToMany sub-resource association in Spring Data REST
...ost which has the @OneToMany relationship to another domain entity, Comment . These classes are structured as follows:
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Convert string to symbol-able in ruby
...tiveSupport::CoreExtensions::String::Inflections module that provides such methods. They're all worth looking at. For your example:
'Book Author Title'.parameterize.underscore.to_sym # :book_author_title
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Abstract functions in Swift Language
...aseClass {
func abstractFunction() {
preconditionFailure("This method must be overridden")
}
}
class SubClass : BaseClass {
override func abstractFunction() {
// Override
}
}
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WPF Textblock, linebreak in Text attribute
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I know this is ressurecting an old question, but I had the same problem. The solution for me was to use HTML encoded line feeds (
).
Line1
Line2
Looks like
Line1
Line2
For more of the HTML encoded characters check out w3schools
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