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__attribute__ - C/C++ - 清泛网 - 专注C/C++及内核技术
...nt(const char *format,...) __attribute__((format(printf,1,2)));
//m=2；n=3
extern void myprint(int l，const char *format,...)
__attribute__((format(printf,2,3)));
需要特别注意的是，如果myprint是一个函数的成员函数，那么m和n的值可有点“悬乎”了，例如：
//...
How to convert 2D float numpy array to 2D int numpy array?
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Use the astype method.
>>> x = np.array([[1.0, 2.3], [1.3, 2.9]])
>>> x
array([[ 1. , 2.3],
[ 1.3, 2.9]])
>>> x.astype(int)
array([[1, 2],
[1, 2]])
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Restoring state of TextView after screen rotation?
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edited Jun 2 '11 at 6:30
answered May 23 '11 at 12:28
i...
AngularJS - wait for multiple resource queries to complete
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3 Answers
3
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How to prevent http file caching in Apache httpd (MAMP)
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321
+50
Tried t...
multiprocessing.Pool: When to use apply, apply_async or map?
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3 Answers
3
Active
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Base64 Decoding in iOS 7+
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439
Swift 3+
let plainString = "foo"
Encoding
let plainData = plainString.data(using: .utf8)
le...
How to add 30 minutes to a JavaScript Date object?
I'd like to get a Date object which is 30 minutes later than another Date object. How do I do it with JavaScript?
19 Answe...
Generate a heatmap in MatPlotLib using a scatter data set
...matplotlib.pyplot as plt
# Generate some test data
x = np.random.randn(8873)
y = np.random.randn(8873)
heatmap, xedges, yedges = np.histogram2d(x, y, bins=50)
extent = [xedges[0], xedges[-1], yedges[0], yedges[-1]]
plt.clf()
plt.imshow(heatmap.T, extent=extent, origin='lower')
plt.show()
This m...
CSS Selector that applies to elements with two classes
...attribute being set to two specific classes. For example, let's say I have 3 divs:
1 Answer
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