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This page is obsolete. Java and the Mac OS X Terminal
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This document instructs you on how to use the Mac OS X Terminal with Java.
You will use the Java compiler javac to compile your Java programs andthe Java interpreter java to run them.To verify that Apple's implementation of Java 2 Standard Edition (Java SE 6) isalready installed:
You will type commands in an application called the Terminal.
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You will use the javac command to convert your Java program into a form moreamenable for execution on a computer.
See Running Apps On Mac
Find File On Mac Terminal
You will use the java Sony handycam dcr sx44 user manual. command to execute your program.
Download iphone photos and videos to mac. If your program gets stuck in an infinite loop, type Ctrl-c to break out.
How to pause mac os catalina download. If you are entering input from the keyboard, you can signifyto your program that there is no more data by typingCtrl-d for EOF (end of file).You should type this character on its own line.
When I try to run java I get: Exception in thread 'main' java.lang.NoClassDefFoundError.First, be sure that HelloWorld.class is in the current directory.Be sure to type java HelloWorld without a trailing .classor .java.If this was not your problem, it's possiblethat your CLASSPATH was set by some other program so that it no longerincludes the current working directory.Try running your program with the command line
If this works, your classpath is set incorrectly.
I get the error 'class file has wrong version 50.0, should be 49.0' when I compilefrom the Terminal. What does this mean?It's probably because DrJava is configured to use Java 6.0 and and your Terminal is configured to use Java 5.0.To change the default version of Java in your Terminal, launchJava Preferencest. Drag the Java SE 6 - 64-bit entryto appear first.
How do I get the menu to display at the topof the screen instead of at the top of the frame?Execute with java -Dapple.laf.useScreenMenuBar=true
Where can I learn more about the command line?Here is a short tutorial on thecommand-line.
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