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Count the occurrences of DISTINCT values
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edited Jan 24 at 4:20
Gruber
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What are the special dollar sign shell variables?
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$1, $2, $3, ... are the positional parameters.
"$@" is an array-like construct of all positional parameters, {$1, $2, $3 ...}.
"$*" is the IFS expansion of all positional parameters, $1 $2 $3 ....
$# is the number of positional pa...
What jsf component can render a div tag?
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235
You can create a DIV component using the <h:panelGroup/>.
By default, the <h:panelGro...
How do you implement an async action delegate method?
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2 Answers
2
Active
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Import module from subfolder
...ame as well, e.g.:
from dirFoo.dirFoo1.foo1 import Foo1
from dirFoo.dirFoo2.foo2 import Foo2
Or you can use relative imports:
from .dirfoo1.foo1 import Foo1
from .dirfoo2.foo2 import Foo2
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SVN:externals equivalent in Git?
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edited Jun 4 '15 at 15:24
The Godfather
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Rails check if yield :area is defined in content_for
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217
@content_for_whatever is deprecated.
Use content_for? instead, like this:
<% if content_fo...
How to know the size of the string in bytes?
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132
You can use encoding like ASCII to get a character per byte by using the System.Text.Encoding cl...
Is there a date format to display the day of the week in java?
... of date formats such as
"yyyy-mm-dd" -which displays date in format 2011-02-26
"yyyy-MMM-dd" -which displays date in format 2011-FEB-26
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How is attr_accessible used in Rails 4?
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edited Jul 1 '15 at 14:29
Rory O'Kane
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