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Why do enum permissions often have 0, 1, 2, 4 values?
Why are people always using enum values like 0, 1, 2, 4, 8 and not 0, 1, 2, 3, 4 ?
7 Answers
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What is “lifting” in Scala?
... times2 _
f: Int => Int = <function1>
scala> f(4)
res0: Int = 8
Note the fundamental difference between methods and functions. res0 is an instance (i.e. it is a value) of the (function) type (Int => Int)
Functors
A functor (as defined by scalaz) is some "container" (I use the ter...
How to make an element in XML schema optional?
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answered Feb 11 '12 at 20:28
Dmitry KudryavtsevDmitry Kudryavtsev
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SQL multiple column ordering
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edited Sep 7 '18 at 9:57
user6269864
answered Jan 12 '10 at 18:03
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difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass
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218
Toast and Intent, both requires reference to context. And getApplication, getApplicationContext,...
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Russ CamRuss Cam
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Compare if two variables reference the same object in python
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Jochen RitzelJochen Ritzel
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How can I do DNS lookups in Python, including referring to /etc/hosts?
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118
I'm not really sure if you want to do DNS lookups yourself or if you just want a host's ip. In c...
Regex to match string containing two names in any order
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8 Answers
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Difference between WebStorm and PHPStorm
...or example: latest stable PhpStorm is v7.1.4 while WebStorm is already on v8.x. But, PhpStorm v8 will be released in approximately 1 month (accordingly to their road map), which means that stable version of PhpStorm will include some of the features that will only be available in WebStorm v9 (quite ...