convert float to fraction

Original URL: http://blog.sina.com.cn/s/blog_827d041701017ctm.htmlQuestions raised: 12.0f-11.9f=0.10000038, "Lose The Endless" why?An explanation from MSDN:Http://msdn.microsoft.com/zh-cn/c151dt3s.aspxWhy floating-point numbers may lose precision

Let's talk about the binary algorithm in the computer: IntegerWe should be familiar with the binary algorithm of integers, that is, dividing them by two to get the remainder, and then sorting the remainder in reverse order. For example, calculate

This article analyzes the differences between float and integer data types in php and the insufficient data length in that case. The value can only be True or False. when other types are converted to the boolean type, the following values are

This article analyzes the differences between float and integer data types in php and the insufficient data length in that case. the value can only be True or False. when other types are converted to the boolean type... this article analyzes the

This article analyzes the usage differences between floating-point (float) and integer (integer) data types in PHP and, in that case, insufficient data lengths. The value can only be true or false, and when other types are converted to Boolean, the

This article analyzes the differences between float and integer Data Types in php and the insufficient data length in that case. The value can only be True or False. When other types are converted to the boolean type, the following values are

How to make float keep two decimal places or decimal placeshttp://meryvn.blog.163.com/blog/static/36962664201173010402629/Two methods:Import java.math.*;......Method 1:float F = 34.232323;BigDecimal B = new BigDecimal (f);Float F1 = B.setscale (2,

The value can only be True or False. When other types are converted to the boolean type, the following values are considered FALSE:The Boolean value is FALSE.The integer value 0 (0)The floating point value is 0.0 (0)Empty string and string "0"Array

Copy From http://hi.baidu.com/chumingyu/blog/item/ff7b583829604d3c96ddd8b6.htmlFloating Point variables occupy 4 bytes (in bytes) in the computer memory, that is, 32-bit. Complies with IEEE-754 format standards.A floating point number consists of

In the Java language, we can use the two basic data types of float and double to represent specific data.These two data types are essentially floating-point numbers (floating-point number), which is a numerical representation of the approximate