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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
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337
Running a command through /usr/bin/env has the benefit of looking for whatever the default ver...
Library not loaded: /usr/local/opt/readline/lib/libreadline.6.2.dylib
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379
I was getting the exact same error, but the above answers didn't work for me. I had to reinsta...
How to import module when module name has a '-' dash or hyphen in it?
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edited Dec 2 '11 at 13:56
answered Dec 2 '11 at 2:00
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?: operator (the 'Elvis operator') in PHP
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543
It evaluates to the left operand if the left operand is truthy, and the right operand otherwise....
Overriding id on create in ActiveRecord
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13 Answers
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Why are data transfer objects (DTOs) an anti-pattern?
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edited Jan 25 '10 at 3:40
Jim Ferrans
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Google Authenticator implementation in Python
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153
I wanted to set a bounty on my question, but I have succeeded in creating solution. My problem s...
Is there a reason that Swift array assignment is inconsistent (neither a reference nor a deep copy)?
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Note that array semantics and syntax was changed in Xcode beta 3 version (blog post), so the question no longer applies. The following answer applied to beta 2:
It's for performance reasons. Basically, they try to avoid copying arrays as long as they can (and claim "C-like performance...
In a javascript array, how do I get the last 5 elements, excluding the first element?
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362
You can call:
arr.slice(Math.max(arr.length - 5, 1))
If you don't want to exclude the first...