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Calling shell functions with xargs
...orting the function should do it (untested):
export -f echo_var
seq -f "n%04g" 1 100 | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
You can use the builtin printf instead of the external seq:
printf "n%04g\n" {1..100} | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
Also, using ret...
What does the WPF star do (Width=“100*”)
..., Width="*" or Height="*" means proportional sizing.
For example: to give 30% to column 1 and 70% to column 2 -
<ColumnDefinition Width="3*" />
<ColumnDefinition Width="7*" />
And likewise for rows -
<RowDefinition Height="3*" />
<RowDefinition Height="7*" />
The numb...
How do I set the version information for an existing .exe, .dll?
...set!
– twasbrillig
Nov 18 '14 at 22:09
2
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Format number to 2 decimal places
...
You want to use the TRUNCATE command.
https://dev.mysql.com/doc/refman/8.0/en/mathematical-functions.html#function_truncate
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Formatting “yesterday's” date in python
...
406
Use datetime.timedelta()
>>> from datetime import date, timedelta
>>> yester...
How to find the sum of an array of numbers
... how can I find the sum of its elements? (In this case, the sum would be 10 .)
43 Answers
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Create list of single item repeated N times
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809
You can also write:
[e] * n
You should note that if e is for example an empty list you get a...
Determine a string's encoding in C#
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answered Feb 6 '10 at 17:31
devdimidevdimi
2,3561818 silver badges1717 bronze badges
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Show data on mouseover of circle
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answered May 29 '12 at 20:25
Lars KotthoffLars Kotthoff
98.3k1313 gold badges176176 silver badges180180 bronze badges
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What are “named tuples” in Python?
...xcept that they are immutable. They were added in Python 2.6 and Python 3.0, although there is a recipe for implementation in Python 2.4.
For example, it is common to represent a point as a tuple (x, y). This leads to code like the following:
pt1 = (1.0, 5.0)
pt2 = (2.5, 1.5)
from math import s...