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What's the difference between == and .equals in Scala?
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You normally use ==, it routes to equals, except that it treats nulls properly. Reference equal...
Run class in Jar file
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edited Feb 10 '14 at 18:49
Erik Kaplun
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center aligning a fixed position div
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Koen's answer doesn't exactly centers the element.
The proper way is to use CCS3 transform pro...
Convert hex string to int in Python
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Without the 0x prefix, you need to specify the base explicitly, otherwise there's no way to tell...
Instance variable: self vs @
...e, you might have a MiddleAgedSocialite class that always reports its age 10 years younger than it actually is. Or more practically, a PersistentPerson class might lazily read that data from a persistent store, cache all its persistent data in a hash.
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Custom ListView click issue on items in Android
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edited Jan 20 '12 at 17:33
answered Oct 13 '09 at 20:53
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Linq: GroupBy, Sum and Count
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answered May 13 '13 at 13:07
Jon SkeetJon Skeet
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Delete from the current cursor position to a given line number in vi editor
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answered Jun 17 '11 at 10:44
cnicutarcnicutar
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Difference between >>> and >>
...ss of the number.
For example: -2 represented in 8 bits would be 11111110 (because the most significant bit has negative weight). Shifting it right one bit using arithmetic shift would give you 11111111, or -1. Logical right shift, however, does not care that the value could possibly represent ...
how to permit an array with strong parameters
...imLeahcim
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