To verify the installation of OpenJDK, run the following command: java -versionĪnd you will see a screen as follows, depending on the version of OpenJDK you installed: In the terminal, run the following command to set up PATH: export PATH=$PATH:$JAVA_HOME/bin If you install Java JDK in a different location, you will need to replace the location path in the above command with the correct location. In Ubuntu, the default JDK installation location is “/usr/lib/jvm/java-1.17.0-openjdk-amd64”. In the same terminal, run the following command: export JAVA_HOME=/usr/lib/jvm/java-1.17.0-openjdk-amd64 The Windows JDK installer can automatically set the environment variables, but in Ubuntu, we have to manually set them up. OpenJDK 17 is an LTS version of Java JDK and is recommended for software development.Īfter OpenJDK-17 is installed, we need to set up the environment variables such as JAVA_HOME and PATH so that VS Code can locate the Java JDK to run Java code. In Ubuntu, launch a terminal window then run the following command: sudo apt install openjdk-17-jdk You will see a window as shown in the following screenshot:īut you are not limited to the list above, for example, in this post I will show you how to install the prebuilt OpenJDK in Ubuntu 22.04 LTS and how to configure it to work with VS Code. Click View and choose Command Palette (or Ctrl + Shift + P), then type in Install New Java and click the first entry in the search list. Install a Java JDKĪfter installing Extension Pack for Java, you will need to install a Java JDK. Install Extension Pack for JavaĪfter VS Code is installed, click the Extensions icon on the left, then type “Java” in the search box and install Extension Pack for Java. If you use VS Code in Ubuntu, you will need to do some extra work to set up VS Code. In Windows, it is quite easy to set up VS Code for Java development so I will not cover it here. Install “Extension Pack for Java” which is developed and maintained by Microsoft.In order to use VS Code for Java development, you must do the following two things: I have been teaching Java to students and I think VS Code is a better choice of IDE than others such as jGRASP, IntelliJ,IDEA or Eclipse. Besides being a professional development IDE, VS Code is an excellent educational tool for teaching students programming languages. I have the right software installed version 1.5.Visual Studio Code is the most popular open-source, cross-platform IDE for software developers and it supports various programming languages, such as C++, C#, Python, Java, and more. jGRASP wedge2: exit code for process is 1. Scanner keyboard = new Scanner(System.in) I changed the paths for it to find the Java software but now I get issues recognizing the Scanner() class. My computer reinstalled windows as my D drive instead of my as my C drive. I have the full development kit installed. Make sure you have the full JDK (J2SE SDK or other), not just the JRE, installed. PATH is " D:\WINDOWS\system32 D:\WINDOWS\system32 D:\WINDOWS D:\WINDOWS\System32\Wbem D:\Program Files\QuickTime\QTSystem\ d:\Program Files\Microsoft SQL Server\90\Tools\binn\ D:\Program Files\Common Files\Autodesk Shared\ D:\Program Files\backburner 2\ D:\Program Files\Common Files\Adobe\AGL". or on the current PATH to use this function. This command must be in the current working directory jGRASP wedge2 error: command "javac" not found. jGRASP exec: javac -g C:\UNCC\ITCS 2215\Program Assignment 2\WordFind.java I installed both the JRE and the SDK newest versions and it still gives me issues.
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