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Value of i for (i == -i && i != 0) to return true in Java
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The only int value for which it works is Integer.MIN_VALUE.
It's because integers are negated using the two's complement way.
Using
System.out.println(Integer.toBinaryString(Integer.MIN_VALUE));
you see that Integer.MIN_VALUE is
100000000000000000000000000...
TypeError: 'NoneType' object is not iterable in Python
What does error TypeError: 'NoneType' object is not iterable mean?
7 Answers
7
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What is the difference between “ is None ” and “ ==None ”
I recently came across this syntax, I am unaware of the difference.
5 Answers
5
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Why is the asterisk before the variable name, rather than after the type?
Why do most C programmers name variables like this:
12 Answers
12
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SOAP vs REST (differences)
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Unfortunately, there are a lot of misinformation and misconceptions around REST. Not only your question and the answer by @cmd reflect those, but most of the questions and answers related to the subject on Stack Overflow.
SOAP and REST can't be compared direc...
What is the difference between i++ and ++i?
... a number variable like int , float , double , etc). Anyone who knows this?
6 Answers
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Difference between static memory allocation and dynamic memory allocation
I would like to know what is the difference between static memory allocation and dynamic memory allocation?
7 Answers
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Are there any O(1/n) algorithms?
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This question isn't as stupid as it might seem. At least theoretically, something such as O(1/n) is completely sensible when we take the mathematical definition of the Big O notation:
Now you can easily substitute g(x) for 1...
How do I check to see if a value is an integer in MySQL?
...are Cast() and Convert() functions to create integers from values, but is there any way to check to see if a value is an integer? Something like is_int() in PHP is what I am looking for.
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Is .NET/Mono or Java the better choice for cross-platform development? [closed]
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Well....Java is actually more portable. Mono isn't implemented everywhere, and it lags behind the Microsoft implementation significantly. The Java SDK seems to stay in better sync across platforms (and it works on more platforms).
I'...