Stack Overflow
Stack Overflow

Questions tagged [decimal-point]

The character or glyph used to separate the integer part from the fraction part in a decimal number. Usually either a dot or a comma.

378 questions
27
votes
3 answers

Int to Decimal Conversion - Insert decimal point at specified location

I have the following int 7122960 I need to convert it to 71229.60 Any ideas on how to convert the int into a decimal and insert the decimal point in the correct location?
Baxter
  • 5,033
  • 21
  • 64
  • 104
24
votes
5 answers

Decimal point or decimal comma in Android

Is there an easy way to read back if the language set uses a decimal comma or a decimal point?
patrick
  • 1,252
  • 4
  • 19
  • 36
24
votes
3 answers

How to get the numbers after the decimal point? (java)

double d = 4.321562; Is there an easy way to extract the 0.321562 on it's own from d? I tried looking in the math class but no luck. If this can be done without converting to string or casting to anything else, even better.
David
  • 14,313
  • 26
  • 100
  • 149
23
votes
1 answer

pandas to_csv arguments float_format and decimal not working for index column

Background I am doing some simulations resp. a system analysis by variing parameters (in this case rpm only) and append every last line of a results dataframe results_df to a summarizing dataframe df containing giving the baviour of my system in…
albert
  • 6,188
  • 6
  • 37
  • 71
22
votes
2 answers

Change decimal separator in MySQL

Is it possible to change the decimal comma from "." (dot) to other character (comma) in MySQL output? I don't want to use functions like FORMAT, I just want to use all the queries I normaly use without any modification. I'm looking for some setting…
Tomas
  • 52,167
  • 46
  • 207
  • 345
20
votes
14 answers

Split double into two int, one int before decimal point and one after

I need to split an double value, into two int value, one before the decimal point and one after. The int after the decimal point should have two digits. Example: 10.50 = 10 and 50 10.45 = 10 and 45 10.5 = 10 and 50
Scott Parker
  • 229
  • 1
  • 2
  • 7
18
votes
9 answers

Python, Determine if a string should be converted into Int or Float

I want to convert a string to the tightest possible datatype: int or float. I have two strings: value1="0.80" #this needs to be a float value2="1.00" #this needs to be an integer. How I can determine that value1 should be Float and value2…
ManuParra
  • 1,221
  • 6
  • 14
  • 33
16
votes
4 answers

how can i show an irrational number to 100 decimal places in python?

I am trying to find the square root of 2 to 100 decimal places, but it only shows to like 10 by default, how can I change this?
clayton33
  • 3,916
  • 10
  • 43
  • 64
15
votes
3 answers

Converting base of floating point number without losing precision

Terminology In this question I am calling "floating point number" "decimal number" to prevent ambiguation with the float/double Java primitive data types. The term "decimal" has no relationship with "base 10". Background I am expressing a decimal…
SOFe
  • 7,134
  • 4
  • 28
  • 57
14
votes
3 answers

Python - random float with limited decimal digits

I just found out how to make random numbers in Python, but if I print them out, they all have 15 decimal digits. How do I fix that? Here is my code: import random import os greaterThan = float(input("Your number will be greater than: ")) lessThan =…
SALZKARTOFFEEEL
  • 151
  • 1
  • 1
  • 4
14
votes
5 answers

Truncating Double with VBA in excel

I need to truncate the amount of decimal places of my double value for display in a textbox. How would one achieve this with vba?
Ehudz
  • 543
  • 9
  • 18
  • 33
13
votes
4 answers

Rails 3 Float or decimal for GPS coordinates

I need to store GPS coordinates in a database. I've heard that floats are less accurate than decimals. Is that true? If so, what reason is there to ever use floats?
jac
  • 221
  • 3
  • 7
12
votes
2 answers

How can I make a "working" repeating decimal representation of a rational number?

I've figured out how to display the repeating part of a repeating decimal using OverBar. repeatingDecimal doesn't actually work as a repeating decimal. I'd like to make a variation of it that looks and behaves like a repeating decimal. Question How…
DavidC
  • 3,036
  • 1
  • 17
  • 30
12
votes
7 answers

String.Format - How can I format to x digits (regardless of decimal place)?

I need to format a floating point number to x characters (6 in my case including the decimal point). My output also needs to include the sign of the number So given the inputs, here are the expected outputs 1.23456 => +1.2345 -12.34567 =>…
Simon
  • 8,517
  • 13
  • 64
  • 107
11
votes
5 answers

Format a number containing a decimal point with leading zeroes

I want to format a number with a decimal point in it with leading zeros. This >>> '3.3'.zfill(5) 003.3 considers all the digits and even the decimal point. Is there a function in python that considers only the whole part? I only need to format…
3eee3
  • 135
  • 1
  • 2
  • 7
1
2
3
…
25 26