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How do I get the function name inside a function in PHP?
...
The accurate way is to use the __FUNCTION__ predefined magic constant.
Example:
class Test {
function MethodA(){
echo __FUNCTION__;
}
}
Result: MethodA.
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NSNotificationCenter addObserver in Swift
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NSNotificationCenter.defaultCenter().removeObserver(self) // Remove from all notifications being observed
Method handler for received Notification
func methodOfReceivedNotification(notification: NSNotification) {
// Take Action on Notification
}
Annotate either the class or the target metho...
pip broke. how to fix DistributionNotFound error?
...s problem in my MacBook, the reason is because as @Stephan said, I use easy_install to install pip, and the mixture of both py package manage tools led to the pkg_resources.DistributionNotFound problem.
The resolve is:
easy_install --upgrade pip
Remember: just use one of the above tools to manag...
How to implement static class member functions in *.cpp file?
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If you define it in the class body, it will automatically be default. If it's in the header outside the class body, it had better be marked either inline or template or you'll get multiple definition errors from the linker.
– Ben Voigt
Ma...
Is it better to use Enumerable.Empty() as opposed to new List() to initialize an IEnumerable
...uld be noticeable impact.
Enumerable.Empty does not create an object per call thus putting less load on GC.
If the code is in low-throughput location, then it boils down to aesthetic considerations though.
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How do I get the filepath for a class in Python?
...u can use the inspect module, like this:
import inspect
inspect.getfile(C.__class__)
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Sending images using Http Post
...client to the Django server using Http Post. The image is chosen from the gallery. At present, I am using list value name Pairs to send the necessary data to the server and receiving responses from Django in JSON. Can the same approach be used for images (with urls for images embedded in JSON respon...
What exactly does += do in python?
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In Python, += is sugar coating for the __iadd__ special method, or __add__ or __radd__ if __iadd__ isn't present. The __iadd__ method of a class can do anything it wants. The list object implements it and uses it to iterate over an iterable object appending each...
解决：Run-Time Check Failure #0，The value of ESP was not properly sav...
...就可以在定义该函数的时候加上一句话，
FAR PASCAL 或者 __stdcall 这个就OK了。
具体做法：
比如说你要定义一个 返回类型为空，参数为空的函数指针：
typedef void （*LPFUN）（void）;
这样确实跟我们dll里的函数匹配了，上面也说...
Check if a string is html or not
...|samp|script|section|select|small|span|strike|strong|style|sub|summary|sup|table|tbody|td|textarea|tfoot|th|thead|time|title|tr|track|tt|u|ul|var|video).*?<\/\2>/i.test(htmlStringHere)
This does proper validation as it contains ALL HTML tags, empty ones first followed by the rest which need...