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java-cheat-sheet.md

Outputting floor numbers with two decimal digits with dot as a decimal separator

DecimalFormatSymbols symbols = DecimalFormatSymbols.getInstance();
symbols.setDecimalSeparator('.');
DecimalFormat df = new DecimalFormat("#.##", symbols);
df.setRoundingMode(RoundingMode.FLOOR);
df.setGroupingUsed(false);
df.format(1.2345); // 1.23
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