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How to add 10 days to current time in Rails
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Use
Time.now + 10.days
or even
10.days.from_now
Both definitely work. Are you sure you're in Rails and not just Ruby?
If you definitely are in Rails, where are you trying to run this from? Note that Active Support has to be loaded.
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Comparing two collections for equality irrespective of the order of items in them
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19 Answers
19
Active
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What is the difference between Step Into and Step Over in the Eclipse debugger?
...STEP INTO
}
static void g (int x) {
-> f(x); //
f(1); // <----------------------------------- STEP OVER
}
public static void main (String args[]) {
g(2);
g(3); // <----------------------------------- STEP OUT OF
}
}
If you were to step in...
Under what circumstances are linked lists useful?
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15 Answers
15
Active
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How to check an Android device is HDPI screen or MDPI screen?
...rces().getDisplayMetrics().density;
// return 0.75 if it's LDPI
// return 1.0 if it's MDPI
// return 1.5 if it's HDPI
// return 2.0 if it's XHDPI
// return 3.0 if it's XXHDPI
// return 4.0 if it's XXXHDPI
share
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xcode-select active developer directory error
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1346
This problem happens when xcode-select developer directory was pointing to /Library/Developer...
fatal: Not a valid object name: 'master'
I have a private server running git 1.7
When I
4 Answers
4
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Why is git push gerrit HEAD:refs/for/master used instead of git push origin master
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edited May 19 '16 at 5:34
answered May 5 '12 at 12:05
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handlerbars.js check if list is empty
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answered Jul 22 '12 at 1:11
Emre EfendiEmre Efendi
2,34711 gold badge1313 silver badges55 bronze badges
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Boolean.hashCode()
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141
1231 and 1237 are just two (sufficiently large) arbitrary prime numbers. Any other two large p...