How-to articles, tricks, and solutions about INT
To convert a boolean value to an integer in Java, you can use the intValue() method of the java.lang.Boolean class, or you can use a conditional operator.
To convert an int value to a char value in Java, you can use the char type's conversion method, (char).
To determine if a string is an integer in Java, you can use the isDigit() method of the Character class to check if each character in the string is a digit. Here's an example:
java.lang.NumberFormatException: For input string: "N/A" occurs when you try to parse a string that cannot be converted to a number, such as the string "N/A".
To convert an int to a long in Java, you can simply use the typecast operator (long) and place it in front of the value you want to convert.
In Java, an int is a primitive data type and cannot be null.
To convert a float to an int in Java, you can use the (int) type cast operator. The (int) operator will truncate the decimal part of the float value and convert it to an int.
To sort an array in descending order in Java, you can use the Arrays.sort method and pass it a comparator that compares the elements in reverse order.
In Java, there are several ways to convert an int value to a String: