Figure 1 Figure 2 Figure 3 Step 2: Install Eclipse Your version might be a bit newer than the images below. Skip this step if you're on a CS lab machine Eclipse is already installed.Įclipse is an integrated development environment (IDE) for building applications based on Java, C/C++, Python, and many other languages. It's free and open source, and it's widely used by professionals around the world.ĭownload and run the installer for your operating system (Figure 4). When asked, select the 'Eclipse IDE for Java Developers' package (Figure 5). Figure 4 Figure 5 Step 3: Create Workspace The installation might take several minutes. When you run Eclipse, it will prompt you to select a workspace location. The default location is a directory named eclipse-workspace. Change the name to CS149 (with no space between CS and 149), as shown in Figure 6. Notice that /cs/home/stu/ username is the location of your home directory on the CS lab machines. This location will likely be different on your own computer.Īn Eclipse 'workspace' is a folder (or directory) that contains projects and settings. Typically students create a separate workspace for each course and a separate project for each assignment. If you're asked whether you want to open it, of course you do click Open.Figure 6 Step 4: Install CheckstyleĬheckstyle is a tool that can be used to determine if your source code follows a set of style rules. You'll see an item named Eclipse if you like, drag its icon into the dock so that you'll be able to launch Eclipse easily. Open your Applications folder, and then open the eclipse folder. If you don't see Applications, then open a new window for Applications (from the Finder, command-shift-A), and drag the eclipse folder into Applications.

When you open your Downloads folder, if you see Applications under the Favorites on the left side of the window, you should drag the eclipse folder into Applications. When that's done, you should see a folder named eclipse in your Downloads folder. You should not feel compelled to donate.Īfter the download completes, folders should automatically expand. If asked, click on 'Open with Archive Utility (default)' and then click OK.

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