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How to format a DateTime in PowerShell
I can format the Get-Date cmdlet no problem like this:
10 Answers
10
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Normalize data in pandas
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In [92]: df
Out[92]:
a b c d
A -0.488816 0.863769 4.325608 -4.721202
B -11.937097 2.993993 -12.916784 -1.086236
C -5.569493 4.672679 -2.168464 -9.315900
D 8.892368 0.932785 4.535396 0.598124
In [93]: df_norm = (df - ...
Reordering arrays
...ents you want inserted from position index.
This means that splice() can be used to remove elements, add elements, or replace elements in an array, depending on the arguments you pass.
Note that it returns an array of the removed elements.
Something nice and generic would be:
Array.prototype.mo...
Can an interface extend multiple interfaces in Java?
...re?
There is a tricky point:
interface A {
void test();
}
interface B {
void test();
}
class C implements A, B {
@Override
public void test() {
}
}
Then single implementation works for both :).
Read my complete post here:
http://codeinventions.blogspot.com/2014/07...
Passing command line arguments to R CMD BATCH
I have been using R CMD BATCH my_script.R from a terminal to execute an R script. I am now at the point where I would like to pass an argument to the command, but am having some issues getting it working. If I do R CMD BATCH my_script.R blabla then blabla becomes the output file, rather th...
How to subtract date/time in JavaScript? [duplicate]
I have a field at a grid containing date/time and I need to know the difference between that and the current date/time. What could be the best way of doing so?
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In Python, what is the difference between “.append()” and “+= []”?
What is the difference between:
12 Answers
12
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Bare asterisk in function arguments?
What does a bare asterisk in the arguments of a function do?
6 Answers
6
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What's the best way to inverse sort in scala?
What is the best way to do an inverse sort in scala? I imagine the following is somewhat slow.
9 Answers
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Array Size (Length) in C#
How can I determine size of an array (length / number of items) in C#?
9 Answers
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