Can I have both JRE and JDK?

1 Answer. You do not need to install JRE then, as JDK usually consists of both development & run-time environments in it. If you install JDK then JRE will already be packaged in it and installed automatically along with JDK. Generally to do javac

Do I need to download both JRE and JDK?

If you want to develop Java applications, download the Java Development Kit, or JDK. The JDK includes the JRE, so you do not have to download both separately. If you need the JRE on a server and do not want the ability to run RIAs, download the Java SE Server JRE.

Do we need both JDK and JRE for Eclipse?

Eclipse is a Java-based application and, as such, requires a Java Runtime Environment or Java Development Kit (JRE or JDK) in order to run. Note that on recent versions of Mac, a full JDK needs to be installed, not just a JRE; see instructions below.

How do I know if I have JDK and JRE on Windows 10?

Windows 10

1. Click the Start button.
2. Scroll through the applications and programs listed until you see the Java folder.
3. Click on the Java folder, then About Java to see the Java version.

How do I change the Java Runtime version in Windows 10?

Enable the latest installed version of Java in the Java Control Panel

1. In the Java Control Panel, click on the Java tab.
2. Click View to display the Java Runtime Environment Settings.
3. Verify that the latest Java Runtime version is enabled by checking the Enabled box.
4. Click OK to save settings.

How do I change my Java path in eclipse ini?

If you have a newer version of windows:

1. Click New.
2. Type in C:\Program Files (x86)\Java\jdk1. 8.0_60 OR C:\Program Files\Java\jdk1.
3. Press Enter and Click New again.
4. Type in C:\Program Files (x86)\Java\jdk1. 8.0_60\jre OR C:\Program Files\Java\jdk1.
5. Press Enter and press OK on all of the related windows.

How do I check my JRE version in Windows 10?

1. Open up your: command prompt if you’re using Windows.
2. Type in: java -version // This will check your JRE version javac -version // This will check your Java compiler version if you installed the JDK.
3. Grab a cup of coffee and you’re done!

How do you know JDK is installed or not?

You might have either JRE(Java Runtime Environment) which is required to run java applications on the computer or JDK as shown below. 1. Open command prompt and enter “java –version”. If installed version number is displayed.