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Rails: how do I validate that something is a boolean?

... This does not work, as any string eg, "foo" will be converted into true. – Ka Mok Jun 4 '18 at 22:55 add a comment  |  ...
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Passing a 2D array to a C++ function

... You're right, there're only really two cases; one is a pointer-to-pointer and other being a single pointer to an integer array of size n i.e. int (*a) [10]. – legends2k Jul 10 '13 at 10:44 ...
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Difference between int[] array and int array[]

...d to help C programmers get used to java. int[] array is much preferable, and less confusing. share | improve this answer | follow | ...
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Placement of the asterisk in pointer declarations

I've recently decided that I just have to finally learn C/C++, and there is one thing I do not really understand about pointers or more precisely, their definition. ...
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Why is the asterisk before the variable name, rather than after the type?

... perhaps but I wouldn't mix and match types in one declaration. – BobbyShaftoe Dec 30 '08 at 3:13 17 ...
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TypeError: unhashable type: 'dict'

... To convert the resulting frozenset back to dict, just call dict(the_frozenset). – user Oct 8 '18 at 21:47 4 ...
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Setting an int to Infinity in C++

... And if you really need infinity as an int, write a wrapper class that overloads the comparison operators and has a boolean variable named "is_infinity". – user142019 Dec 31 '11 at 21:22 ...
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C pointer to array/array of pointers disambiguation

...declarators. P[N] is an array declarator. P(....) is a function declarator and *P is a pointer declarator. So everything in the following is the same as without any parentheses (except for the one of the functions' "()": int (((*p))); void ((g(void))); int *(a[1]); void (*(p())). ...
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Python Remove last 3 characters of a string

...ers are so I can't use rstrip , I also need to remove any white space and convert to upper-case 10 Answers ...
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What's the best way to parse a JSON response from the requests library?

... response = requests.get(...) json_data = json.loads(response.text) This converts a given string into a dictionary which allows you to access your JSON data easily within your code. Or you can use @Martijn's helpful suggestion, and the higher voted answer, response.json(). ...