python (65.1k questions)

javascript (44.2k questions)

reactjs (22.7k questions)

java (20.8k questions)

c# (17.4k questions)

html (16.3k questions)

r (13.7k questions)

android (12.9k questions)

Questions - double

How can I get the first 5 numbers of a double

how can i only have the first 5 numbers in a double? 12345.6789 --> 12345 1.23456789 --> 1.2345 0.123456789 --> 0.1234 I have tried different things such as multiplying the number by the pow...
test-img

Need_Not

java

math

double

Votes: 0

Answers: 4

Latest Answer

Using BigDecimal: move the decimal point to the right/left until only the desired number of (significant) digits are in front of the decimal point; set the scale to zero, that is, removed all digits ...
test-img

user16320675

Unexpected output when converting double data type to integer data type

I am writing a program where I want to know a number can be written in the form of x^y. I know that log(base, a) = log2(a)/log2(base); input => 823543 output => 7^7 So if I am doing: double res...
test-img

Mayank Tyagi

c++

integer

double

Votes: 0

Answers: 0

Need help rounding a double number in printf

I'am trying to round a number of a multiply sum but I have no luck with it. I think I'am using the round function wrong. But I can't find anything. int main() { double euro, ats, sum; euro = ...
test-img

TheLuckyGuy

c

double

Votes: 0

Answers: 1

Latest Answer

Your code is passing 2 arguments to printf and your format expects only 1 (%f). printf("Summe = %f\n", sum, lround(sum)); So you could simply (as Eugene said in the comments): printf("...
test-img

vbarboza

Mysql truncated incorrect double value when CREATE TABLE AS

I have a simple table called feed id price 1 20,00 2 30,00 3 40,00 4 abcdef 5 Where price is a VARCHAR column. This is important. Now I can do a simple query such as select * from...
test-img

Lehren

mysql

casting

double

truncate

Votes: 0

Answers: 0

Posts

Questions

Blogs

Jobs