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Using the Swift if let with logical AND operator &&
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As of Swift 1.2, this is now possible. The Swift 1.2 and Xcode 6.3 beta release notes state:
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Regex replace uppercase with lowercase letters
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You may:
Find: (\w)
Replace With: \L$1
Or select the text, ctrl+K+L.
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Converting an integer to a hexadecimal string in Ruby
... to_s a base other than 10:
10.to_s(16) #=> "a"
Note that in ruby 2.4 FixNum and BigNum were unified in the Integer class.
If you are using an older ruby check the documentation of FixNum#to_s and BigNum#to_s
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How do you delete an ActiveRecord object?
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4 Answers
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How to overcome TypeError: unhashable type: 'list'
...split('x')"
– Keenan
Dec 3 '12 at 0:43
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@user1871081 Ah, are you using Python 3.x? I'll post an ...
What does the WPF star do (Width=“100*”)
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4 Answers
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How can I download HTML source in C#
...this method?
– John Washam
Feb 21 '14 at 21:50
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@JohnWasham - yes, it would be prudent to catch ...
What does the tilde (~) mean in my composer.json file?
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Tilde means next significant release. In your case, it is equivalent to >= 2.0, < 3.0.
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How does IPython's magic %paste work?
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answered Jun 4 '12 at 19:16
FramesterFramester
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