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How do you check if a selector matches something in jQuery? [duplicate]
...e slower- you can do:
jQuery.fn.exists = function(){return this.length>0;}
Then in your code you can use
if ($(selector).exists()) {
// Do something
}
As answered here
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ReSharper warns: “Static field in generic type”
...{
public static void Main()
{
Generic<string>.Foo = 20;
Generic<object>.Foo = 10;
Console.WriteLine(Generic<string>.Foo); // 20
}
}
As you can see, Generic<string>.Foo is a different field from Generic<object>.Foo - they hold separa...
Difference between Node object and Element object?
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506
A node is the generic name for any type of object in the DOM hierarchy. A node could be one of...
How do I expand the output display to see more columns of a pandas DataFrame?
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Update: Pandas 0.23.4 onwards
This is not necessary, pandas autodetects the size of your terminal window if you set pd.options.display.width = 0. (For older versions see at bottom.)
pandas.set_printoptions(...) is deprecated. Instead, use...
uppercase first character in a variable with bash
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foo="$(tr '[:lower:]' '[:upper:]' <<< ${foo:0:1})${foo:1}"
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How do I find out what keystore my JVM is using?
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How to make a copy of a file in android?
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Cleaner way to update nested structures
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edited Mar 10 '12 at 23:57
om-nom-nom
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How can I concatenate two arrays in Java?
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edited May 30 '19 at 13:32
community wiki
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Mutex example / tutorial? [closed]
...x m;//you can use std::lock_guard if you want to be exception safe
int i = 0;
void makeACallFromPhoneBooth()
{
m.lock();//man gets a hold of the phone booth door and locks it. The other men wait outside
//man happily talks to his wife from now....
std::cout << i << " He...