Java – How to round double / float value to 2 decimal places
There are a few ways to round float or double to 2 decimal places in Java. In short, for monetary calculation, picks BigDecimal; for display purpose, picks DecimalFormat("0.00"). We can…
Java – Display double in 2 decimal places
In Java, there are few ways to display double in 2 decimal places. We can use DecimalFormat("0.00") to ensure the number is round to 2 decimal places. We also can…
How to calculate monetary values in Java
There are many monetary values calculation in the financial or e-commerce application, and there is one question that arises for this – Should we use double or float data type…
Java 8 – How to Sum BigDecimal using Stream?
In Java 8, we can use the Stream.reduce() to sum a list of BigDecimal. Java example to sum a list of BigDecimal values, using a normal for loop and a…
Java 8 Stream.reduce() examples
In Java 8, the Stream.reduce() combine elements of a stream and produces a single value, with 2 arguments: 1 - identity is default or initial value, and 2 - BinaryOperator…