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Importing a Swift protocol in Objective-C class
I try to import a Swift Protocol named AnalyticProtocol into an Objective-C class named AnalyticFactory .
5 Answers
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Rails: how do I validate that something is a boolean?
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Since Rails 3, you can do:
validates :field, inclusion: { in: [ true, false ] }
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Remove 'a' from legend when using aesthetics and geom_text
... this code? If I remove the geom_text , then the 'a' letter will not show in the legend. I want to keep geom_text , though.
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What is the preferred syntax for initializing a dict: curly brace literals {} or the dict() function
I'm putting in some effort to learn Python, and I am paying close attention to common coding standards. This may seem like a pointlessly nit-picky question, but I am trying to focus on best-practices as I learn, so I don't have to unlearn any 'bad' habits.
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bower command not found
I tried to install twitter bower on my Mac, and I used
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Browse orphaned commits in Git
My git repository has somehow gone wonky - I loaded up msysgit this morning and instead of the branch name being shown after the current directory, it says "((ref: re...))", 'git status' reports everything as a new file, 'git log' and 'git reflog' tell me "fatal: bad default revision 'HEAD'", and so...
Ruby: Change negative number to positive number?
What's the simplest way of changing a negative number to positive with ruby?
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How to see the CREATE VIEW code for a view in PostgreSQL?
Is there an easy way to see the code used to create a view using the PostgreSQL command-line client?
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How do I deep copy a DateTime object?
Now $date1 and $date2 contain the same date -- three years from now. I'd like to create two separate datetimes, one which is parsed from a string and one with three years added to it. Currently I've hacked it up like this:
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Remote debugging a Java application
I have a java application running on linux machine. I run the java application using the following:
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