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How to set a default value for an existing column
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Shell equality operators (=, ==, -eq)
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answered Dec 8 '13 at 3:31
John KugelmanJohn Kugelman
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Finding all cycles in a directed graph
... problem. Some of them are listed in this article:
http://dx.doi.org/10.1137/0205007
According to the article, Johnson's algorithm is the fastest one.
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difference between use and require
...rtelli
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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:
More powerful optional unwrapping with if let — The if let construct
can now unwrap multiple optionals at once, as well as include
intervening boolean conditions. This lets you express co...
Media Queries - In between two widths
I'm trying to use CSS3 media queries to make a class that only appears when the width is greater than 400px and less than 900px. I know this is probably extremely simple and I am missing something obvious, but I can't figure it out. What I have come up with is the below code, appreciate any help.
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Is there a way to create multiline comments in Python?
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Run an exe from C# code
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answered Mar 13 '12 at 7:00
Logan B. LehmanLogan B. Lehman
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Increase distance between text and title on the y-axis
... Henrik
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answered Jan 23 '13 at 18:57
Didzis ElfertsDidzis Elferts
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IOS: verify if a point is inside a rect
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Swift 4
let view = ...
let point = ...
view.bounds.contains(point)
Objective-C
Use CGRectC...