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C++ “virtual” keyword for functions in derived classes. Is it necessary?
With the struct definition given below...
9 Answers
9
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Convert javascript array to string
...ciative array, such code will work fine:
var value = { "aaa": "111", "bbb": "222", "ccc": "333" };
var blkstr = [];
$.each(value, function(idx2,val2) {
var str = idx2 + ":" + val2;
blkstr.push(str);
});
console.log(blkstr.join(", "));
<script src="https://ajax....
Creating an empty Pandas DataFrame, then filling it?
...m the pandas DataFrame docs here: http://pandas.pydata.org/pandas-docs/stable/dsintro.html
5 Answers
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How to Sort Multi-dimensional Array by Value?
How can I sort this array by the value of the "order" key? Even though the values are currently sequential, they will not always be.
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Pointers in Python?
I know Python doesn't have pointers, but is there a way to have this yield 2 instead
9 Answers
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Templated check for the existence of a class member function?
Is it possible to write a template that changes behavior depending on if a certain member function is defined on a class?
2...
What's the difference between :: (double colon) and -> (arrow) in PHP?
There are two distinct ways to access methods in PHP, but what's the difference?
6 Answers
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How to get the difference between two arrays of objects in JavaScript
...4a55eff3-1e0d-4a81-9105-3ddd7521d642", display:"Jamsheer"}, { value:"644838b3-604d-4899-8b78-09e4799f586f", display:"Muhammed"}, { value:"b6ee537a-375c-45bd-b9d4-4dd84a75041d", display:"Ravi"}, { value:"e97339e1-939d-47ab-974c-1b68c9cfb536", display:"Ajmal"}, { value:"a63a6f77-c637-454e-abf2-dfb9b5...
Why does this Java code compile?
In method or class scope, the line below compiles (with warning):
14 Answers
14
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Do regular expressions from the re module support word boundaries (\b)?
While trying to learn a little more about regular expressions, a tutorial suggested that you can use the \b to match a word boundary. However, the following snippet in the Python interpreter does not work as expected:
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