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Instructions on how to install BlueJ on Mac

Video Instructions

Written Instructions

Step 0 - Smile

  • You have a mac so you get to skip the step of installing the java sdk and go right on to step 1. Lucky you :)

Step 1 - Check your OSX version:

  • Click on the “Apple” icon on the upper left hand side of the your screen, and click on the “About This Mac” option.


  • Check the the OSX version number on the window that pops up. The version number should be 10.x.x. For example, 10.8.3.


Step 2 - Download BlueJ

  • Download the appropriate version of BlueJ for your OSX version from the link below:

Step 3 - Launch BlueJ

  • Unzip the BlueJ file that you downloaded
  • Open the BlueJ folder that was created and
  • Double click on the BlueJ icon


and you should see BlueJ like below. Congratulations, you have installed Bluej!


  • Now you should download the project files for lesson #1 and carefully follow the steps from the video.
    • The zip file for the lesson1 projects is here: https://s3.amazonaws.com/udacity-hosted-downloads/lesson1.zip
    • After you have saved the zip file, go to the folder where you downloaded the file to and extract the contents in the zip file into your home folder.
    • You'll be able to find the starter code for later lessons and problem sets on the cs046 code wiki page