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No 'Access-Control-Allow-Origin' - Node / Apache Port Issue
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What are the differences between “generic” types in C++ and Java?
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How to remove a field from params[:something]
...he extract! (has the ! bang operator) will modify the original so use with more care!
Original Answer
You can remove a key/value pair from a Hash using Hash#delete:
params.delete :company
If it's contained in params[:user], then you'd use this:
params[:user].delete :company
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How to pass argument to Makefile from command line?
... from a list. So $(filter-out bar, foo bar baz) returns foo baz (it can be more subtle, but we don't need subtlety here).
Put these together and $(filter-out $@,$(MAKECMDGOALS)) returns the list of targets specified on the command line other than "action", which might be "value1 value2".
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What does numpy.random.seed(0) do?
...s analog or, if neither of those is available, it will use the clock.
For more information on using seeds to generate pseudo-random numbers, see wikipedia.
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Read url to string in few lines of java code
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Difference between del, remove and pop on lists
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Passing arguments forward to another javascript function
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How could the UNIX sort command sort a very large file?
...x Sort uses an External R-Way merge sorting algorithm. The link goes into more details, but in essence it divides the input up into smaller portions (that fit into memory) and then merges each portion together at the end.
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How to install an npm package from GitHub directly?
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