This question already has answers here: Different between parseInt() and valueOf() in java? (11 answers) Closed 4 years ago. Aside from Integer.parseInt() handling the minus sign (as documented), are there any other differences between Integer.valueOf() and Integer.parseInt()? And since neither can parse , as a decimal thousands separator (produces NumberFormatException), is there an already available … Read more
I have this little crazy method that converts BigDecimal values into nice and readable Strings. private String formatBigDecimal(BigDecimal bd){ DecimalFormat df = new DecimalFormat(); df.setMinimumFractionDigits(3); df.setMaximumFractionDigits(3); df.setMinimumIntegerDigits(1); df.setMaximumIntegerDigits(3); df.setGroupingSize(20); return df.format(bd); } It however, also produces a so called grouping separator “,” that makes all my values come out like this: xxx,xxx I do need … Read more
Can I do it with System.out.print? 18 Answers 18
I have this line of code which rounds my numbers to two decimal places. But I get numbers like this: 10.8, 2.4, etc. These are not my idea of two decimal places so how I can improve the following? Math.round(price*Math.pow(10,2))/Math.pow(10,2); I want numbers like 10.80, 2.40, etc. Use of jQuery is fine with me. 3Best … Read more
I’d like to round at most 2 decimal places, but only if necessary. Input: 10 1.7777777 9.1 Output: 10 1.78 9.1 How can I do this in JavaScript? 8 88