unequal comparison

The following error occurred while runningUncode encoding Warning: In the Unicode equivalence comparison, the conversion of two parameters to Unicode encoding fails. Interrupted and thought they were not equal.strings under Windows str default

Add u in front of the Chinese string.Make sure your code was in UTF-8 (not Latin-1) and/or use a coding line as so:#!/usr/bin/python#-*-coding:utf-8-*-A = {"a": U"??"}b="??"assertb = = a['a']assertB.decode ('Utf-8') = = a['a'].decode ('Utf-8')If you

If one of the operands is of type Boolean, first convert it to a number type, false to 0, and true to 1.If the type of one of the operands is a string and the other is a numeric type, then the string is converted to a number for comparison.If the

Integer type values are equal or unequal for analysis, and integer values are not equal I saw an interview question written by a blogger in the blog. One of the questions is Integer a = 1; Integer B = 1; (a = B )? True: false; at the time, I saw

There are two ways to compare JavaScript: the strict comparison operator and the conversion type comparison operator. For strict comparison operators (three =), the case for Ture is that only two operands have the same type, and for the widely used

In javascript, you can use = to compare whether the two data types are equal. If the two data types are different, the data will be compared after conversion. The conversion rules are as follows: L if the type of one of the operands is Boolean,

Comparison of pointers and comparison of pointersI. Preface Some people say that pointers are the soul of the C language, and some people say that if you don't learn pointers well, it will not be the C language. In modern C ++, we recommend that you

An operator is a symbol that tells the compiler to perform a particular arithmetic or logical operation, and usually forms an expression along with the operand, which we often see as participating in mathematical operations or logical operations.

Method 1 Today, I want to compare two characters in the stored procedure, but I found that the expected results were not obtained. The main problem is that the comparison of any value and null results are null, I found two methods on the Internet

Operators used for comparison are called as relational operators: less Than (), less than or equal (=), equal (= =), unequal (! =), congruent (identity) (= = =), not congruent (not identical) (!==)As with other operators, you should follow the rules