大约有 16,000 项符合查询结果（耗时：0.0305秒） [XML]
How to set the UITableView Section title programmatically (iPhone/iPad)?
I've created a UITableView in Interface Builder using storyboards . The UITableView is setup with static cells and a number of different sections.
...
Java SafeVarargs annotation, does a standard or best practice exist?
...a simple "re-writing" at compile-time: a varargs parameter of type X... is converted into a parameter of type X[]; and every time a call is made to this varargs method, the compiler collects all of the "variable arguments" that goes in the varargs parameter, and creates an array just like new X[] { ...
How to use Swift @autoclosure
...akes no argument:
func f(pred: () -> Bool) {
if pred() {
print("It's true")
}
}
To call this function, we have to pass in a closure
f(pred: {2 > 1})
// "It's true"
If we omit the braces, we are passing in an expression and that's an error:
f(pred: 2 > 1)
// error: '&g...
How do I execute a command and get the output of the command within C++ using POSIX?
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@Yasky: When the program being executed is int main(){ puts("ERROR"); }.
– dreamlax
Dec 16 '13 at 21:03
8
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What is the difference between declarative and imperative programming? [closed]
...le, let's start with this collection, and choose the odd numbers:
List<int> collection = new List<int> { 1, 2, 3, 4, 5 };
With imperative programming, we'd step through this, and decide what we want:
List<int> results = new List<int>();
foreach(var num in collection)
{
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How To Create Table with Identity Column
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CREATE TABLE [dbo].[History](
[ID] [int] IDENTITY(1,1) NOT NULL,
[RequestID] [int] NOT NULL,
[EmployeeID] [varchar](50) NOT NULL,
[DateStamp] [datetime] NOT NULL,
CONSTRAINT [PK_History] PRIMARY KEY CLUSTERED
(
[ID] ASC
)WITH (PAD_INDEX = OFF...
Singleton with Arguments in Java
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I'll make my point very clear: a singleton with parameters is not a singleton.
A singleton, by definition, is an object you want to be instantiated no more than once. If you are trying to feed parameters to the constructor, what is the poi...
What's the algorithm to calculate aspect ratio?
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I gather you're looking for an usable aspect ratio integer:integer solution like 16:9 rather than a float:1 solution like 1.77778:1.
If so, what you need to do is find the greatest common divisor (GCD) and divide both values by that. The GCD is the highest number that evenly...
How are Anonymous inner classes used in Java?
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Or you could refactor duplicate anonymous inner classes into one method with the anonymous inner class (and possibly some other duplicated code).
– Tom Hawtin - tackline
Dec 14 '08 at 17:13
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Specifying and saving a figure with exact size in pixels
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I had same issue. I used PIL Image to load the images and converted to a numpy array then patched a rectangle using matplotlib. It was a jpg image, so there was no way for me to get the dpi from PIL img.info['dpi'], so the accepted solution did not work for me. But after some tinker...