大约有 48,000 项符合查询结果（耗时：0.0882秒） [XML]
CSS Background Opacity [duplicate]
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edited Mar 23 '19 at 0:25
Peter Mortensen
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Why is it important to override GetHashCode when Equals method is overridden?
... hash = (hash * 7) + field1.GetHashCode();
hash = (hash * 7) + field2.GetHashCode();
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return hash;
}
Oh - for convenience, you might also consider providing == and != operators when overriding Equals and GetHashCode.
A demonstration of what happens when you get this wrong is h...
How do I set a variable to the output of a command in Bash?
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2476
In addition to backticks `command`, command substitution can be done with $(command) or "$(co...
Circular gradient in android
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244
You can get a circular gradient using android:type="radial":
<shape xmlns:android="http://...
Polymorphism in C++
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219
Understanding of / requirements for polymorphism
To understand polymorphism - as the term is ...
Are the PUT, DELETE, HEAD, etc methods available in most web browsers?
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edited Mar 26 '19 at 17:15
mikemaccana
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How to update a menu item shown in the ActionBar?
I have an Activity that has 2 fragments. Both are ListFragments and both contribute MenuItems to the Menu. I have one MenuItem that I've set the attribute android:showAsAction to have it show as a button on the ActionBar. Which works fine.
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C++ Structure Initialization
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172
If you want to make it clear what each initializer value is, just split it up on multiple lines,...
Swift: Convert enum value to String?
...t sure in which Swift version this feature was added, but right now (Swift 2.1) you only need this code:
enum Audience : String {
case public
case friends
case private
}
let audience = Audience.public.rawValue // "public"
When strings are used for raw values, the implicit value fo...
Copy paste text into iOS simulator
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Kevin
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answered Mar 3 '13 at 22:34
Bill PattersonBill Patterson
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