IT Nursery
According to this java.sun page == is the equality comparison operator for floating point numbers in Java. However, when I type this code: if(sectionID == currentSectionID) into my editor...
I would like to check whether an object (e.g. someObject) is assignable (cast-able) to a variable of another type (e.g. SpecifiedType). In Java, I can write: someObject instanceof SpecifiedType...
What is the difference between these two lines of code: if not x == 'val': and if x != 'val': Is one more efficient than the other? Would it...
Consider the following example: class Quirky { public static void main(String args) { int x = 1; int y = 3; System.out.println(x == (x = y)); // false x...
I want my Food class to be able to test whenever it is equal to another instance of Food. I will later use it against a List, and I...
When comparing arrays in Java, are there any differences between the following 2 statements? Object...
How do you compare two instances of structs for equality in standard C? 11 Answers 11
How do you properly override isEqual: in Objective-C? The “catch” seems to be that if two objects are equal (as determined by the isEqual: method), they must have the...
Is it guaranteed that False == 0 and True == 1, in Python (assuming that they are not reassigned by the user)? For instance, is it in any way...
I’m learning about operator overloading in C++, and I see that == and != are simply some special functions which can be customized for user-defined types. My concern is,...