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Using :before CSS pseudo element to add image to modal
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edited Apr 12 '16 at 21:38
pydsigner
2,0091818 silver badges3030 bronze badges
answered Jul 25 '11 at ...
What is the proper way to check if a string is empty in Perl?
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134
For string comparisons in Perl, use eq or ne:
if ($str eq "")
{
// ...
}
The == and != ope...
Determine if an HTML element's content overflows
...el.style.overflow = curOverflow;
return isOverflowing;
}
Tested in FF3, FF40.0.2, IE6, Chrome 0.2.149.30.
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How do I move a table into a schema in T-SQL
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edited May 23 '17 at 12:02
Community♦
111 silver badge
answered Jul 19 '09 at 3:24
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Order discrete x scale by frequency/value
...swer, reorder is the idiomatic way of reordering factor levels.
mtcars$cyl3 <- with(mtcars, reorder(cyl, cyl, function(x) -length(x)))
ggplot(mtcars, aes(cyl3)) + geom_bar()
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How can I use grep to show just filenames on Linux?
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1703
The standard option grep -l (that is a lowercase L) could do this.
From the Unix standard:
-l
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Cannot pass null argument when using type hinting
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362
PHP 7.1 or newer (released 2nd December 2016)
You can explicitly declare a variable to be nul...
String Concatenation using '+' operator
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143
It doesn't - the C# compiler does :)
So this code:
string x = "hello";
string y = "there";
str...
Navigation drawer - disable swipe
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answered Jul 27 '13 at 20:48
h4rd4r7c0r3h4rd4r7c0r3
15.6k99 gold badges6969 silver badges9696 bronze badges
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Maven: missing net.sf.json-lib
...ib in the central repository . Copy-pasted the dependency (with version 2.3), and then when I build I get this error:
4 An...