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How to plot two histograms together in R?

... new column in each that will be # a variable to identify where they came from later. carrots$veg <- 'carrot' cukes$veg <- 'cuke' # and combine into your new data frame vegLengths vegLengths <- rbind(carrots, cukes) After that, which is unnecessary if your data is in long format already...
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How do I remove/delete a folder that is not empty?

... From the python docs on os.walk(): # Delete everything reachable from the directory named in 'top', # assuming there are no symbolic links. # CAUTION: This is dangerous! For example, if top == '/', it # could delete all yo...
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How to read a file in Groovy into a string?

I need to read a file from the file system and load the entire contents into a string in a groovy controller, what's the easiest way to do that? ...
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How to split one string into multiple variables in bash shell? [duplicate]

... Apart from being an ugly last-resort solution, this has a bug: You should absolutely use double quotes in echo "$STR" unless you specifically want the shell to expand any wildcards in the string as a side effect. See also stackove...
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Linq to EntityFramework DateTime

...as the EntityFunctions solution. Here, the second operand is not retrieved from another entity in query and can be computed prior to querying. If both operand were to be found in db, the EntityFunctions solution would still be suitable while the solution of this response would not work anymore. ...
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Go build: “Cannot find package” (even though GOPATH is set)

...$GOPATH/src/domain.com/path/to/package. I guess you try to fetch a package from gopkg.in? If so thats absolutly intended behavior and you should just import them with their full name; e.g. import "gopkg.in/yaml.v1" as also described in the docs. – fasmat Sep 17...
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Django: “projects” vs “apps”

...ework. The fact that everything, templates included, allows you to include from some common base means your blog should fit snugly into any other setup, simply by looking after its own part. However, to address your actual concern, yes, nothing says you can't work with the top level project folder....
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Which parts of Real World Haskell are now obsolete or considered bad practice?

...eady used 4.0.0.0, which introduced many changes. And that's just the jump from 6.8 to 6.10. The current version of GHC is 7.10. Monads have been changed. There's currently a discussion to remove return from Monad, so the Monad instance in Real World Haskell will really be out of sync with the real ...
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A dependent property in a ReferentialConstraint is mapped to a store-generated column

...y. I also had to fix the columns on the database (remove the Identity(1,1) from CREATE TABLE SQL) After that, the problem went away. share | improve this answer | follow ...
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Downloading an entire S3 bucket?

...ed that there doesn't seem to be an option to download an entire S3 bucket from the AWS Management Console. 29 Answers ...