A Java Archive, or JAR file, contains all of the various components that make up a self-contained, executable Java application, deployable Java applet or, most commonly, a Java library to which any ...

Are you getting the Windows cannot find javaw.exe error message while a Java-based app? Javaw.exe is an executable component integrated within the Oracle Java Runtime ...

I installed java today and created the traditional hello world console application called first.java. I set the PATH stuff and whatnot, and the Sun tutorial says type in "javac first.java".