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Is there a better way of writing v = (v == 0 ? 1 : 0); [closed]
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v = !v;
or if they must be numbers:
v = +!v; /* Boolean invert v then cast back to a Number */
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What is the C++ function to raise a number to a power?
...iguous: could be 'pow(double,int)' or 'pow(double,double)' :-/ → cast
– Marvin
Mar 12 '13 at 9:04
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Convert Int to String in Swift
I'm trying to work out how to cast an Int into a String in Swift.
22 Answers
22
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Get object by id()? [duplicate]
... this can be done by ctypes:
import ctypes
a = "hello world"
print ctypes.cast(id(a), ctypes.py_object).value
output:
hello world
If you don't know whether the object is still there, this is a recipe for undefined behavior and weird crashes or worse, so be careful.
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Mockito.any() pass Interface with Generics
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You can just cast it, adding suppress warnings if you like:
@SuppressWarnings("unchecked")
AsyncCallback<ResponseX> callback = Mockito.any(AsyncCallback.class)
If Java allowed 'generic' generics they could have a method like ...
What does the ^ operator do in Java?
...es not have such an operator. You can use double Math.pow(double, double) (casting the result to int if necessary).
You can also use the traditional bit-shifting trick to compute some powers of two. That is, (1L << k) is two to the k-th power for k=0..63.
See also
Wikipedia: Arithmetic shi...
boost多索引容器multi_index_container实战 - C/C++ - 清泛网 - 专注C/C++及内核技术
...修改iterator指向的元素，看如下代码：
Student& stu = const_cast<Student&>(*it);
stu.stu_couselist.insert( Course::courses[Course::CourseNum_Maths] );
通过const_cast去掉了it的const性质，可以直接修改it了，但是如果你这样做了，你就必须为你接下来的...
How to add a TextView to LinearLayout in Android
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Why would that change anything? All it does is cast sooner rather than later, which should have the same effect.
– yesennes
May 19 '16 at 13:06
add...
From Arraylist to Array
... in an Object array: public Object[ ] toArray(). The returned array cannot cast to any other data type. This is the simplest version. The second version requires you to pass in the data type of the array you’d like to return: public Object [ ] toArray(Object type[ ]).
public static void main(St...
Creating NSData from NSString in Swift
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In Swift2, there's no need to use "as" cast since it's automatically bridged
– LiangWang
Jun 18 '15 at 1:51
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