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How to get the last element of an array in Ruby?

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jQuery “Does not have attribute” selector?

I can find a div that has an attribute like so: 3 Answers 3 ...
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How do I update my forked repo using SourceTree?

I am using SourceTree (with BitBucket) to manage my code. I have forked a repo, and the parent repo has been updated. 1 An...
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Comparing two CGRects

I needed to check wether the frame of my view is equal to a given CGRect. I tried doing that like this: 4 Answers ...
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Spring: Why do we autowire the interface and not the implemented class?

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To find whether a column exists in data frame or not

I have a data.frame with the name "abcframe" 4 Answers 4 ...
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When to use leading slash in gitignore

I'm trying to understand more clearly the .gitignore syntax, and in particular as far as https://github.com/github/gitignore gitignores are concerned. ...
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How do I iterate through the alphabet?

In Python, could I simply ++ a char? What is an efficient way of doing this? 2 Answers ...
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Ruby get object keys as array

I am new to Ruby, if I have an object like this 4 Answers 4 ...
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PHP variables in anonymous functions

I was playing around with anonymous functions in PHP and realized that they don't seem to reach variables outside of them. Is there any way to get around this problem? ...