If Java is not recognized as internal or external command, you need to make sure that the installation is not problematic and its path is recognized as system variables.

Running Java programs in an environment with monospaced fonts, such as the Windows Command Line or the Macintosh Terminal, allows you to arrange and format your text into neat columns by counting ...

This problem is trying to run Java programs and applets with 64-bit compatibility enabled. The fix is to force the application to run in 32-bit mode; so unless you need 64-bit capability with your ...

This web page contains information about the Add or Remove Programs control panel entry - Java 2 Runtime Environment, SE v1.4.2_03. More information can be found by visiting this search result.

On the other hand, the javaw.exe executable can run Java programs without the console window or command prompt. It is mainly required for graphical user interface (GUI) based apps.