How-to articles, tricks, and solutions about DATE
To convert a java.util.Date object to a String, you can use the format method of the SimpleDateFormat class from the java.text package. The SimpleDateFormat class provides a convenient way to convert a Date object to a String based on a specified format.
To convert an ISO 8601-compliant string to a java.util.Date object, you can use the java.text.SimpleDateFormat class and specify the "yyyy-MM-dd'T'HH:mm:ss.SSSXXX" format, which is the ISO 8601 format for dates with a time and time zone.
To get the current date and time in UTC or GMT in Java, you can use the Instant class from the java.time package. The Instant class represents a single point in time in the ISO-8601 calendar system, with a resolution of nanoseconds.
To get a java.util.Date object with the time set to 00:00:00 (midnight), you can use the toInstant() method to convert a LocalDate object to an Instant, and then use the atZone() method to convert the Instant to a ZonedDateTime object, and finally use the
You can compare dates in Java by using the compareTo() method of the java.util.Date class. This method compares the date object on which it is called with the date object passed as an argument to the method