A Unicode character set can include characters from multiple languages, scripts, or symbols, such as Latin, Arabic, Cyrillic, Greek, Hebrew, Chinese, Japanese, Korean, Hindi, Emoji, and more.

This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.

Even though the introduction of Unicode technically solved this problem, you can still encounter situations in which some or all of your Unicode characters will not display properly in Java programs.

Displaying Unicode in Notepad. If you have viewed a Web page containing strange characters you did not understand, you may have seen Unicode characters. Unicode consists of a character set that ...

If you are a JVM user…JRuby represents the *only* way you can deal with arbitrarily-encoded text without converting it to UTF-16 Unicode.