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Questions - zero

How to obtain the last number different to zero in an array in Java

I have for example this array: double array1[] = {2.3, 5.0, 4.7, 8.2, 1.8, 9.0, 0, 0, 0, 0, 0, 0}; And I want to find the last number of the array different to 0. In this case, my output should be: ...
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carloslopez

java

arrays

loops

zero

Votes: 0

Answers: 3

Latest Answer

tl;dr Arrays .stream( myArray ) .filter( d -> d != 0 ) .reduce( ( first , second ) -> second ) DoubleStream Not necessarily the best approach, but we can use streams. Specifical...
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Basil Bourque

How can I count the number of zeros in all columns for a table in oracle sql

Suppose you have a database table named db_table1 with hundreds of columns and most of them contain lots of 0's. I'm trying to count zeros for each column and divide it by the length of column so I ca...
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Buğra Balantekin

sql

oracle

count

multiple-columns

zero

Votes: 0

Answers: 2

Latest Answer

You can use: SELECT 'SELECT ''' || table_name || ''' AS table_name, ' || '''' || column_name || ''' AS column_name, ' || '100 - SUM(LENGTH(REPLACE(TO_CHAR("'|| colum...
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MT0

ISO/IEC TR 18037 (fixed-point arithmetic): no signed zero?

In ISO/IEC TR 18037:2006(E) I don't see if there is a signed zero. Consider this code: int main(void) { _Sat short _Fract x, y; x = 0.0078125HR; // SFRACT_EPSILON y = x * x; // 0...
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pmor

c

zero

fixed-point

Votes: 0

Answers: 0

Android Java Decimal Format - Zero is hidden after decimal point

In my app, i want to be able to format numbers to string (with commas) in a TextView e.g 123456.000 to 123,456.000. But the problem is when i type zero (0) as the last number after the decimal point, ...
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Eloghosa

java

android

zero

decimalformat

decimal-point

Votes: 0

Answers: 2

Latest Answer

You may try this code snippet: DecimalFormat df = new DecimalFormat("#,##0.0#"); df.setMinimumFractionDigits(3); String value = df.format(123456.000); Output: 123,456.000 For more info pl...
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Subarata Talukder

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