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Unable to install Maven on Windows: “JAVA_HOME is set to an invalid directory”

... The problems are to do with your paths. Make sure that the directory "E:\java resources\apache-maven-2.2.0\bin" is on your command search path. Make sure that the JAVA_HOME variable refers to the home directory for your Java installation. If you are executing Java from "E:\Sun\SDK\jdk\bin", then...
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How to set JAVA_HOME environment variable on Mac OS X 10.9?

... Literally all you have to do is: echo export "JAVA_HOME=\$(/usr/libexec/java_home)" >> ~/.bash_profile and restart your shell. If you have multiple JDK versions installed and you want it to be a specific one, you can use the -v flag to java_home like so: echo e...
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How do I find where JDK is installed on my windows machine?

... If you are using Linux/Unix/Mac OS X: Try this: $ which java Should output the exact location. After that, you can set JAVA_HOME environment variable yourself. In my computer (Mac OS X - Snow Leopard): $ which java /usr/bin/java $ ls -l /usr/bin/java lrwxr-xr-x 1 root wheel...
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javac : command not found

I have installed java in my CentOS release 5.5 machine using the command yum install java . But I am unable to compile a class using javac. ...
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How to set JAVA_HOME in Linux for all users

I am new to Linux system and there seem to be too many Java folders. 20 Answers 20 ...
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How to compare dates in Java? [duplicate]

How do I compare dates in between in Java? 11 Answers 11 ...
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Get the current git hash in a Python script

....get(k) if v is not None: env[k] = v # LANGUAGE is used on win32 env['LANGUAGE'] = 'C' env['LANG'] = 'C' env['LC_ALL'] = 'C' out = subprocess.Popen(cmd, stdout = subprocess.PIPE, env=env).communicate()[0] return out try...
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Choosing Java vs Python on Google App Engine

Currently Google App Engine supports both Python & Java. Java support is less mature. However, Java seems to have a longer list of libraries and especially support for Java bytecode regardless of the languages used to write that code. Which language will give better performance and more power? Pleas...
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Why is no one using make for Java?

Just about every Java project that I've seen either uses Maven or Ant. They are fine tools and I think just about any project can use them. But what ever happened to make ? It's used for a variety of non-Java projects and can easily handle Java. Sure you have to download make.exe if you use Win...
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What exactly is Java EE?

I have been doing Java SE for some years now and moving on to Java EE. However, I have some trouble understanding some aspects of Java EE. ...