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R data formats: RData, Rda, Rds etc
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KenMKenM
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jquery, find next element by class
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answered Sep 8 '10 at 22:33
Nick Craver♦Nick Craver
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Ruby on Rails: How do I add a not null constraint to an existing column using a migration?
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answered Feb 15 '12 at 0:25
Dan WichDan Wich
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How do you get AngularJS to bind to the title attribute of an A tag?
...-title="{{product.shortDesc}}"></a>
However, if you stay with 1.0.7, you can probably write a custom directive to mirror the effect.
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What's the difference between => , ()=>, and Unit=>
...s function:
def f(x: => Int) = x * x
If I call it like this
var y = 0
f { y += 1; y }
Then the code will execute like this
{ y += 1; y } * { y += 1; y }
Though that raises the point of what happens if there's a identifier name clash. In traditional call-by-name, a mechanism called captur...
How do I test if a variable is a number in Bash?
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One approach is to use a regular expression, like so:
re='^[0-9]+$'
if ! [[ $yournumber =~ $re ]] ; then
echo "error: Not a number" >&2; exit 1
fi
If the value is not necessarily an integer, consider amending the regex appropriately; for instance:
^[0-9]+([.][0-9]+)?$
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How do I enable C++11 in gcc?
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edited Jun 2 '13 at 20:11
answered Jun 2 '13 at 19:57
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How to override Backbone.sync?
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edited Oct 20 '15 at 22:29
Yura
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answered Feb 23 ...
What is this: [Ljava.lang.Object;?
...list. Here are some examples:
// xxxxx varies
System.out.println(new int[0][0][7]); // [[[I@xxxxx
System.out.println(new String[4][2]); // [[Ljava.lang.String;@xxxxx
System.out.println(new boolean[256]); // [Z@xxxxx
The reason why the toString() method on arrays returns String in this format is ...
What Regex would capture everything from ' mark to the end of a line?
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answered May 6 '09 at 17:59
Joshua BeldenJoshua Belden
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