大约有 13,330 项符合查询结果（耗时：0.0198秒） [XML]
Function in JavaScript that can be called only once
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Accordingly to asawyer's response, you only needed to do _.once(foo) or _.once(bar), and the functions themselves don't need to be aware of being ran only once (no need for the noop and no need for the * = noop).
– fableal
Oct 3 '12 at 17:31
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How to export all collections in MongoDB?
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For lazy people, use mongodump, it's faster:
mongodump -d <database_name> -o <directory_backup>
And to "restore/import" it (from directory_backup/dump/):
mongorestore -d <database_name> <directory_backup>
This way, you don't need to deal with all collections individ...
How do I change the color of the text in a UIPickerView under iOS 7?
...spaced 35 pts apart for a picker height of 180.
Swift 3:
func pickerView(_ pickerView: UIPickerView, attributedTitleForRow row: Int, forComponent component: Int) -> NSAttributedString? {
let string = "myString"
return NSAttributedString(string: string, attributes: [NSForegroundColorAtt...
What is the most robust way to force a UIView to redraw?
...r setNeedsDisplay];
[layer displayIfNeeded];
}
Also implement a draw(_: CALayer, in: CGContext) method that'll call your private/internal drawing method (which works since every UIView is a CALayerDelegate):
Swift
/// Called by our CALayer when it wants us to draw
/// (in compliance wit...
Is it a good practice to use an empty URL for a HTML form's action attribute? (action=“”)
...eters then it shouldn't be a problem isn't it? At least I usually use the $_POST array in PHP only when processing forms.
– Calmarius
Mar 20 '15 at 18:45
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Databinding an enum property to a ComboBox in WPF
... Busy
}
At the top of your XAML:
xmlns:my="clr-namespace:namespace_to_enumeration_extension_class
and then...
<ComboBox
ItemsSource="{Binding Source={my:Enumeration {x:Type my:Status}}}"
DisplayMemberPath="Description"
SelectedValue="{Binding CurrentStatus}"
Selec...
google oauth2 redirect_uri with several parameters
How to add a parameters to the google oauth2 redirect_uri?
4 Answers
4
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Range references instead values
...{
field string
}
func main() {
var array [10]MyType
for idx, _ := range array {
array[idx].field = "foo"
}
for _, e := range array {
fmt.Println(e.field)
fmt.Println("--")
}
}
...
JavaScript chop/slice/trim off last character in string
...to conditionally remove the last four characters, only if they are exactly _bar:
var re = /_bar$/;
s.replace(re, "");
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Python 3 ImportError: No module named 'ConfigParser'
...s very buggy, it crashes at first execute call.
– if __name__ is None
Dec 30 '12 at 14:46
15
@Jan...