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What is the Scala identifier “implicitly”?
...22(1) //
res23: AnyRef{def min(i: Int): Int} = 1
scala> .getClass
res24: java.lang.Class[_] = class scala.runtime.RichInt
Implicit Views can also be triggered when an expression does not conform to the Expected Type, as below:
scala> 1: scala.runtime.RichInt
res25: scala.runtime.RichInt =...
Append a NumPy array to a NumPy array
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234
In [1]: import numpy as np
In [2]: a = np.array([[1, 2, 3], [4, 5, 6]])
In [3]: b = np.array([...
Rails 3 execute custom sql query without a model
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answered Mar 14 '13 at 11:48
denis-budenis-bu
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Django in / not in query
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answered Aug 26 '11 at 4:49
HarphHarph
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How do I interactively unstage a particular hunk in git?
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edited Jul 31 '14 at 12:50
answered Mar 4 '11 at 0:34
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Efficiently updating database using SQLAlchemy ORM
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184
SQLAlchemy's ORM is meant to be used together with the SQL layer, not hide it. But you do have t...
Getting one value from a tuple
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Georgy
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answered Jun 28 '10 at 20:56
David ZDavid Z
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how to get the current working directory's absolute path from irb
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edited May 18 '13 at 6:34
answered Dec 21 '09 at 1:31
use...
Create a completed Task
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QrystaLQrystaL
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In javascript, is an empty string always false as a boolean?
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– Anthony
Mar 2 '16 at 22:34
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One caveat is that new String("") is truthy! This is bec...