I've been using the == operator in my program to compare all my strings so far. However, I ran into a bug, changed one of them into .equals() instead, and it fixed the bug. Is == bad? When should it ...
How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ?
What is the difference between == and ===? How exactly does the loosely == comparison work? How exactly does the strict === comparison work? What would be some useful examples?
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 and run ...
When comparing arrays in Java, are there any differences between the following 2 statements? array1.equals(array2); Arrays.equals(array1, array2); And if so what are they?
I noticed a Python script I was writing was acting squirrelly, and traced it to an infinite loop, where the loop condition was while line is not ''. Running through it in the debugger, it turned out t...
Is it guaranteed that False == 0 and True == 1, in Python? For instance, is it in any way guaranteed that the following code will always produce the same results, whatever the version of Python (both...
How do I determine if two jQuery objects are equal? I would like to be able to search an array for a particular jQuery object. $.inArray(jqobj, my_array);//-1 alert($("#deviceTypeRoot") == $("#de...
What is the difference between == and === in php. I am unsure when to use both. Updated note: So that it shows up in StackOverflow search, the difference between == and === is the same as the differe...
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 same hash value. The Introspect...