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how to check redis instance version?
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310
$ redis-server --version
gives you the version.
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Python 2.7: Print to File
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138
If you want to use the print function in Python 2, you have to import from __future__:
from __...
What does $@ mean in a shell script?
...drea Bergonzo
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answered Apr 3 '12 at 13:30
HarHar
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Using python's eval() vs. ast.literal_eval()?
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193
datamap = eval(raw_input('Provide some data here: ')) means that you actually evaluate the code ...
Multidimensional Array [][] vs [,] [duplicate]
...uble[5][];
x[0] = new double[10];
x[1] = new double[5];
x[2] = new double[3];
x[3] = new double[100];
x[4] = new double[1];
Because each entry in the array is a reference to an array of double. With a jagged array, you can do an assignment to an array like you want in your second example:
x[0] =...
Maven project version inheritance - do I have to specify the parent version?
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EDIT: Since Maven 3.5.0 there is a nice solution for this using ${revision} placeholder. See FrVaBe's answer for details. For previous Maven versions see my original answer below.
No, there isn't. You always have to specify parent's version...
Get current directory name (without full path) in a Bash script
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edited Feb 25 '19 at 13:11
Nick Bull
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answere...
How to check iOS version?
I want to check if the iOS version of the device is greater than 3.1.3
I tried things like:
37 Answers
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How to find the length of a string in R
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See ?nchar. For example:
> nchar("foo")
[1] 3
> set.seed(10)
> strn <- paste(sample(LETTERS, 10), collapse = "")
> strn
[1] "NHKPBEFTLY"
> nchar(strn)
[1] 10
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