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Fix code indentation in Xcode
...e's a "Re-indent selection" item in popup menu
In XCode 4 there is one more step:
select text
right-click
Click on "Structure"
there's a "Re-indent selection" and other options in popup menu
Or using the default shortcut:
select text
press ctrl + i
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How to replace a character with a newline in Emacs?
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How to include external Python code to use in other files?
...ort *
Edit: Here is a good chapter from Dive Into Python that goes a bit more in depth on this topic.
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How can I rename a database column in a Ruby on Rails migration?
...need to write a separate down method".
See "Active Record Migrations" for more information.
rails g migration FixColumnName
class FixColumnName < ActiveRecord::Migration
def change
rename_column :table_name, :old_column, :new_column
end
end
If you happen to have a whole bunch of colu...
Number of visitors on a specific page
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jQuery selector for the label of a checkbox
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This is a great answer for anyone who has more than one field. This answer should be #1.
– user636044
Apr 28 '13 at 8:03
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binning data in python with scipy/numpy
is there a more efficient way to take an average of an array in prespecified bins? for example, i have an array of numbers and an array corresponding to bin start and end positions in that array, and I want to just take the mean in those bins? I have code that does it below but i am wondering how it...
How to modify Github pull request？
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Just push more commits on to the branch the request is for. The pull request will pick this up then.
Example:
If you want to have b merged into master
You push c1,c2,c3 to b
then you make a new request for b
it gets reviewed and you n...
Get last element of Stream/List in a one-liner
...stateless."
The documentation for the closely related Collectors is even more explicit: "To ensure that sequential and parallel executions produce equivalent results, the collector functions must satisfy an identity and an associativity constraints."
Back to the original question: The following...