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Is it possible to make abstract classes in Python?
...nitions of those methods:
>>> Abstract()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: Can't instantiate abstract class Abstract with abstract methods foo
>>> class StillAbstract(Abstract):
... pass
...
>>> StillAbstr...
Only get hash value using md5sum (without filename)
...
Awesome. Just one question, I know the question is tagged bash, but can you tell me if array is a bash only feature or some shell standard?
– jyz
Nov 5 '14 at 10:37
...
Django - limiting query results
...s are lazy. That means a query will hit the database only when you specifically ask for the result.
So until you print or actually use the result of a query you can filter further with no database access.
As you can see below your code only executes one sql query to fetch only the last 10 items.
...
Angularjs loading screen on ajax request
... });
}
};
}]);
With this directive, all you need to do is to give any loading animation element an 'loading' attribute:
<div class="loading-spiner-holder" data-loading ><div class="loading-spiner"><img src="..." /></div></div>
Y...
How to convert an Int to a String of a given length with leading zeros to align?
...alohaaaaaa". Note the element type of a String is a Char, hence the single quotes around the 'a'.
Your problem is a bit different since you need to prepend characters instead of appending them. That's why you need to reverse the string, append the fill-up characters (you would be prepending them no...
Generating CSV file for Excel, how to have a newline inside a value
...ixed the leading spaces issue in the question, I typed the CSV example manually and didn't copy-paste from a real file, the real file doesn't include those spaces, good catch.
– Nir
Aug 10 '09 at 7:41
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Usage of forceLayout(), requestLayout() and invalidate()
...
I often see requestLayout being called directly after invalidate is called, I even see that happening in Android source code for things like TextView, but according to this diagram doing so is redundant, right? So is there any purpose for doing that?
...
How to inspect Javascript Objects
... I cannot use console because I'm using styling stackoverflow.com/q/7505623/1480391 and it's not compatible
– Yves M.
May 15 '18 at 8:33
add a comment
...
Check if a string is html or not
...(c[i].nodeType == 1) return true;
}
return false;
}
The idea is to allow browser DOM parser to decide if provided string looks like an HTML or not. As you can see it simply checks for ELEMENT_NODE (nodeType of 1).
I made a couple of tests and looks like it works:
isHTML('<a>this is a...
How do I pass a unique_ptr argument to a constructor or a function?
...e_ptr<Base> n)
: next(std::move(n)) {}
In order for the user to call this, they must do one of the following:
Base newBase(std::move(nextBase));
Base fromTemp(std::unique_ptr<Base>(new Base(...));
To take a unique pointer by value means that you are transferring ownership of the p...