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How to manually install an artifact in Maven 2?
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147
You need to indicate the groupId, the artifactId and the version for your artifact:
mvn instal...
How add “or” in switch statements?
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edited May 11 '09 at 14:56
answered May 11 '09 at 14:51
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Difference between a Seq and a List in Scala
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418
In Java terms, Scala's Seq would be Java's List, and Scala's List would be Java's LinkedList.
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Is it possible to install another version of Python to Virtualenv?
I have a shared account in a web-hosting that has Python 2.4 installed, but my code is not compatible with 2.4. Is it possible to install Python 2.6 directly to Virtualenv?
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Count lines of code in all java classes in Android Studio
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245
Go to
https://plugins.jetbrains.com/idea/plugin/4509-statistic
and install the latest version
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Remove duplicated rows using dplyr
...rame [3 x 3]
## Groups: x, y
##
## x y z
## 1 0 1 1
## 2 1 0 2
## 3 1 1 4
(In dplyr 0.2 you won't need the dummy z variable and will just be
able to write row_number() == 1)
I've also been thinking about adding a slice() function that would
work like:
df %>% group_by(x, y) %>% slice(fro...
How to format a number 0..9 to display with 2 digits (it's NOT a date)
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547
You can use:
String.format("%02d", myNumber)
See also the javadocs
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Need a simple explanation of the inject method
...sonDrew Olson
3,50933 gold badges2121 silver badges1414 bronze badges
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How do I get indices of N maximum values in a NumPy array?
... up with is:
In [1]: import numpy as np
In [2]: arr = np.array([1, 3, 2, 4, 5])
In [3]: arr.argsort()[-3:][::-1]
Out[3]: array([4, 3, 1])
This involves a complete sort of the array. I wonder if numpy provides a built-in way to do a partial sort; so far I haven't been able to find one.
If this ...
Set default syntax to different filetype in Sublime Text 2
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