integer Archives - Page 5 of 8

Different between parseInt() and valueOf() in java?

How is parseInt() different from valueOf() ? They appear to do exactly the same thing to me (also goes for parseFloat(), parseDouble(), parseLong() ...

May 3, 2022
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Converting an integer to a string in PHP

Is there a way to convert an integer to a string in PHP? 16 s 16 You can use the strval() function to ...

April 30, 2022
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How can I check if a string represents an int, without using try/except?

Is there any way to tell whether a string represents an integer (e.g., '3', '-17' but not '3.14' or 'asfasfas') Without using a ...

April 29, 2022
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How can I convert a std::string to int?

I want to convert a string to an int and I don’t mean ASCII codes. For a quick run-down, we are passed in ...

April 28, 2022
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How do you round UP a number?

How does one round a number UP in Python? I tried round(number) but it rounds the number down. Example: round(2.3) = 2.0 and ...

April 28, 2022
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How to concatenate a std::string and an int

I thought this would be really simple, but it’s presenting some difficulties. If I have std::string name = "John"; int age = 21; ...

April 25, 2022
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How can I force division to be floating point? Division keeps rounding down to 0?

I have two integer values a and b, but I need their ratio in floating point. I know that a < b and ...

April 22, 2022
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Designing function f(f(n)) == -n

A question I got on my last interview: Design a function f, such that: f(f(n)) == -n Where n is a 32 bit ...

April 20, 2022
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Maximum and Minimum values for ints

How do I represent minimum and maximum values for integers in Python? In Java, we have Integer.MIN_VALUE and Integer.MAX_VALUE. 9 s 9 Python ...

April 15, 2022
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Checking whether a variable is an integer or not [duplicate]

This question already has answers here: What’s the canonical way to check for type in Python? (14 answers) Closed 2 years ago. The ...

April 15, 2022
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