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Which $_SERVER variables are safe?
...attacker can also control and is therefore a source of an attack. This is called a "tainted" variable, and is unsafe.
2 A...
What are fixtures in programming?
...nment in which tests are run so that results are
repeatable. Some people call this the test context.
Examples of fixtures:
Loading a database with a specific, known set of data
Erasing a hard disk and installing a known clean operating system installation
Copying a specific known ...
What is the difference between '&' and ',' in Java generics?
...xtends MyClass , Serializable>
This declares two type parameters, one called T (which must extend MyClass) and one called Serializable (which hides java.io.Serializable — this is probably what the warning was about).
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TypeError: 'str' does not support the buffer interface
... fundamental problem with double-duty classes. Which version of any method call do you implement?
The good news then is that py3 fixes this problem. It disentangles the str and bytes classes. The str class has string-like methods, the separate bytes class has byte array methods:
py3>> len('...
Javascript callback when IFRAME is finished loading?
I need to execute a callback when an IFRAME has finished loading. I have no control over the content in the IFRAME, so I can't fire the callback from there.
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Purpose of Django setting ‘SECRET_KEY’
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Why didn't they call it a salt then? ;)
– datenwolf
Jun 15 '13 at 18:00
30
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function declaration isn't a prototype
... to indicate that a function takes no arguments. In C++, unless you specifically need your code to compile both as C and as C++, just use ().
– Keith Thompson
Dec 30 '13 at 16:50
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Right way to reverse pandas.DataFrame?
...ven[idx], data.Odd[idx])
You are getting an error because reversed first calls data.__len__() which returns 6. Then it tries to call data[j - 1] for j in range(6, 0, -1), and the first call would be data[5]; but in pandas dataframe data[5] means column 5, and there is no column 5 so it will throw ...
Can I have onScrollListener for a ScrollView?
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Every instance of View calls getViewTreeObserver(). Now when holding an instance of ViewTreeObserver, you can add an OnScrollChangedListener() to it using the method addOnScrollChangedListener().
You can see more information about this class here....
Passing variables to the next middleware using next() in Express.js
... middleware is sometimes a necessity, the times I've had it come up is typically around user authentication in an early middleware which sets claims that get routed in a downstream middleware.
– cchamberlain
Feb 21 '17 at 16:07
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