convert double to float

I just learned Java, but I have a poor foundation. I used data type conversion and found it online. Convert from http://hi.baidu.com/loveland/blog/item/eb2d96456e64d13a8694737b.html 1 how to convert string to integer Int? A. There are two methods: 1)

1. ScopeThe float and double ranges are determined by the number of digits of the index.The float index has eight digits, while the double index has 11 digits. The distribution is as follows:Float:1bit (symbol bit) 8 bits (index bit) 23 bits (tail

Sorry, I used such a "two" question, but I hope the content is not too much.Actually, those who have learned programming are not familiar with these three things. Int is also called an integer. In. net, it refers to int32, which is a 32-bit signed

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

Recently, due to programming needs, I have made some research on C # type conversion, the content involves C # Packing/unpacking/alias, mutual conversion between numeric types, ASCII and Unicode characters, conversion between numeric strings and

Since float is a single-precision floating-point decimal, Double is a double-precision floating-point decimalThe single-precision type can be accurate to seven bits, while the double precision can be accurate to 15 bits. When you select these data

Original URL: http://www.xuebuyuan.com/988752.htmlThe conversion of Java byte to other data types is mainly used for encoding and decoding binary data, mainly for network transmission, reading and writing binary files, data communication between

Reference: http://blog.csdn.net/candadition/article/details/7342380Converting a string type to an int, float, double type is primarily done in the following ways:# method One: Use StringStreamStringStream has been introduced in methods that convert

I. Loss of precision in floating-point calculationsProbably a lot of friends with programming experience are not familiar with this problem: no matter what programming language you use, when you use floating-point data for accurate calculations, you

1. Scope The float and double ranges are determined by the number of digits of the index.The float index has eight digits, while the double index has 11 digits. The distribution is as follows:Float:1bit (symbol bit) 8 bits (index bit) 23 bits (tail