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Qt c++ aggregate 'std::stringstream ss' has incomplete type and cannot be defined
I have this function in my program that converts integers to strings:
2 Answers
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How come an array's address is equal to its value in C?
...er than the first (because it's an array of 16 char's). Since %p typically converts pointers in hexadecimal, it might look something like:
0x12341000 0x12341010
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What is the purpose of a question mark after a type (for example: int? myVariable)?
... allowed. return value ? value : "isNull"; tells me that string value isnt convertable into bool.
– C4d
Sep 7 '15 at 13:20
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What is the difference between bool and Boolean types in C#
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Am sorry but that is wrong, you cannot convert bool or Bolean to null because they are nullable types
– Timothy Macharia
Feb 22 '16 at 6:03
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PHP - Get bool to echo false when false
...'ve been programming for 20+ years and never have I wanted 'false' to auto-convert to blank.. null many times, but never 'false'. My Java/Spring/Hibernate development is so so so much cleaner & stronger than even modest PHP systems. I could find plenty of people who were confused.. stackoverflow...
How to check that a string is an int, but not a double, etc.?
PHP has an intval() function that will convert a string to an integer. However I want to check that the string is an integer beforehand, so that I can give a helpful error message to the user if it's wrong. PHP has is_int() , but that returns false for string like "2" .
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Can I list-initialize a vector of move-only type?
...ove_only()) };
Since the standard, for whatever reason, doesn't define a converting copy constructor like this:
// in class initializer_list
template<class U>
initializer_list(initializer_list<U> const& other);
The initializer_list<rref_wrapper<move_only>> created by...
What does the “|” (single pipe) do in JavaScript?
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that's an nice way to convert floating-point number to int, or use parseInt()
– MaBi
Mar 14 '15 at 16:14
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How do you round UP a number in Python?
....0
NOTE: The input should be float.
If you need an integer, call int to convert it:
>>> int(math.ceil(5.4))
6
BTW, use math.floor to round down and round to round to nearest integer.
>>> math.floor(4.4), math.floor(4.5), math.floor(5.4), math.floor(5.5)
(4.0, 4.0, 5.0, 5.0)
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Convert columns to string in Pandas
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One way to convert to string is to use astype:
total_rows['ColumnID'] = total_rows['ColumnID'].astype(str)
However, perhaps you are looking for the to_json function, which will convert keys to valid json (and therefore your keys to s...