Category: Java

This post will discuss how to get file size in bytes in Java.

This post will discuss how to get the filename without extension in Java. The solution should return the file name before the last dot.

This post will discuss how to get the numeric value of a character in Java.

This post will discuss how to convert a date string to a Joda Time DateTime object in Java.

This post will discuss how to determine if a list contains the same elements in Java.

This post will discuss how to generate a random float in Java.

This post will discuss how to get the current date and time in Java.

This post will discuss how to get a date without time in Java.

This post will discuss how to get the number of milliseconds/seconds that have elapsed since the Unix epoch. The Unix epoch is 00:00:00 UTC on 1 January 1970.

This post will discuss how to get time without a date in Java.

This post will discuss how to left pad an integer with zeros in Java.

This post will discuss how to round up a double with 2 decimal places in Java.