大约有 11,000 项符合查询结果(耗时:0.0218秒) [XML]

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boundingRectWithSize for NSAttributedString returning wrong size

I am trying to get the rect for an attributed string, but the boundingRectWithSize call is not respecting the size I pass in and is returning a rect with a single line height as opposed to a large height (it is a long string). I have experimented by passing in a very large value for the height and a...
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How to make an ImageView with rounded corners?

In Android, an ImageView is a rectangle by default. How can I make it a rounded rectangle (clip off all 4 corners of my Bitmap to be rounded rectangles) in the ImageView? ...
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How to recover a dropped stash in Git?

I frequently use git stash and git stash pop to save and restore changes in my working tree. Yesterday I had some changes in my working tree that I had stashed and popped, and then I made more changes to my working tree. I'd like to go back and review yesterday's stashed changes, but git stash ...
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How do I make class methods / properties in Swift?

...operties and type methods and you use the class or static keywords. class Foo { var name: String? // instance property static var all = [Foo]() // static type property class var comp: Int { // computed type property return 42 } class func alert() { ...
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What is the garbage collector in Java?

I am new to Java and confused about the garbage collector in Java. What does it actually do and when does it comes into action. Please describe some of the properties of the garbage collector in Java. ...
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Why is there an unexplainable gap between these inline-block div elements? [duplicate]

...ositioned next to eachother. However there seems to be a mysterious space of 4 pixels between the two divs despite the margin being set to 0. There are no parent divs effecting them - What is going on? ...
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Why are Oracle table/column/index names limited to 30 characters?

I can understand that many years ago there would be this kind of limitation, but nowadays surely this limit could easily be increased. We have naming conventions for objects, but there is always a case that turns up where we hit this limit - especially in naming foreign keys. ...
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Visual Studio jump to next error shortcut?

When a compile fails in VB.NET in Visual Studio 2008, an Error List pops up at the bottom of the screen. To jump to an error, I double click on an error in the error list. ...
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Clear form field after select for jQuery UI Autocomplete

I'm developing a form, and using jQuery UI Autocomplete. When the user selects an option, I want the selection to pop into a span appended to the parent <p> tag. Then I want the field to clear rather than be populated with the selection. ...
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Checking whether a variable is an integer or not [duplicate]

... If you need to do this, do isinstance(<var>, int) unless you are in Python 2.x in which case you want isinstance(<var>, (int, long)) Do not use type. It is almost never the right answer in Python, since it blocks...