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Find number of months between two Dates in Ruby on Rails
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Miscreant
4,47633 gold badges1818 silver badges2121 bronze badges
answered Feb 24 '12 at 9:53
Massimiliano Pelu...
Dashed line border around UIView
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edited Jul 16 '18 at 14:32
knshn
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answered Dec...
Maximum single-sell profit
... it's helpful to see the algorithm evolve:
5 10 4 6 7
min 5 5 4 4 4
best (5,5) (5,10) (5,10) (5,10) (5,10)
Answer: (5, 10)
5 10 4 6 12
min 5 ...
How to keep one variable constant with other one changing with row in excel
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344
Use this form:
=(B0+4)/$A$0
The $ tells excel not to adjust that address while pasting the f...
How to test equality of Swift enums with associated values
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Swift 4.1+
As @jedwidz has helpfully pointed out, from Swift 4.1 (due to SE-0185, Swift also supports synthesizing Equatable and Hashable for enums with associated values.
So if you're on Swift 4.1 or newer, the following will au...
How to check if a user is logged in (how to properly use user.is_authenticated)?
... Yokhen
3,86188 gold badges2626 silver badges4343 bronze badges
answered Sep 5 '10 at 3:32
Brian NealBrian Neal
28.3k66 gol...
How to get the last day of the month?
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1134
I didn't notice this earlier when I was looking at the documentation for the calendar module, bu...
How do I save a stream to a file in C#?
...by Tilendor in Jon Skeet's answer, streams have a CopyTo method since .NET 4.
var fileStream = File.Create("C:\\Path\\To\\File");
myOtherObject.InputStream.Seek(0, SeekOrigin.Begin);
myOtherObject.InputStream.CopyTo(fileStream);
fileStream.Close();
Or with the using syntax:
using (var fileStream...
Check if value exists in Postgres array
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Erwin BrandstetterErwin Brandstetter
439k9696 gold badges809809 silver badges969969 bronze badges
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