Windows User
1-Installation of java (java development kit)
Step 1:- Download the latest Java software (JDK) from oracle home site
->click this link (http://www.oracle.com/technetwork/java/javase/downloads/index.html)
->Under “Oracle JDK”, click “JDK Download”.
->Download the “Windows x64 Installer”
Step 2: ( Not required for Java version 15 )
Set the path, path is required for using tools i.e. javac, java etc.,
For setting path permanently, perform these steps->
* Go to My computer/This PC ‘properties’ -> ‘advanced system settings’ -> ‘Environment Variables ‘-> ‘New’: it should be like following:
“Variable name: path
“Variable Value: (path of bin folder of JDK) i.e. C:\Program Files\Java\jdkX.X._XX\bin
Congratulations!
Linux User
Step 1- Go to Application -> Accessories -> Terminal.
Step 2-Type command as below..
sudo apt-get install openjdk-8-jdk
Note-change 8 in above line with current java version.
Step 3- For “JAVA_HOME” (Environment Variable) type command as shown below, in “Terminal” using your installation path…
(Note: the default path is as shown, but if you have install OpenJDK at other location then set that path.)
export JAVA_HOME = /usr/lib/jvm/java-8-openjdk
Step 4- For “PATH” (Environment Value) type command as shown below,
in “Terminal” using your installation path…
Note: the default path is as shown, but if you have install OpenJDK at other location then set that path.)
export PATH = $PATH:/usr/lib/jvm/java-X-openjdk/bin
You are done !! Now to check whether installation is done correctly, type java -version in the Terminal.
You will see that java is running on your machine.
Mac Users – How to Install JDK on macOS
Step 1: Download JDK
- Goto JDK (or Java SE) download site @ https://www.oracle.com/java/technologies/javase-downloads.html.
- Under “Oracle JDK”, click “JDK Download”.
- Download the “macOS DMG installer” (e.g,
jdk-15.0.{x}_osx-x64_bin.dmg– about 172MB, where{x}is a fast changing update number).
Step 2: Install JDK/JRE
- Double-click the downloaded Disk Image (DMG) file. Follow the screen instructions to install JDK/JRE.
- Eject the DMG file.
- To verify your installation, open a “Terminal” and issue these commands.
// Display the JDK version
javac -version javac 15.0.{x}
// Display the JRE version
java -version java version “15.0.{x}” .
// Display the location of Java Compiler which javac /usr/bin/javac
// Display the location of Java Runtime which java /usr/bin/java
2-Installation of IDE
There are many ide for development, but here are top in list, install any one-
(1)- Intelij
(2)- Eclipse
(3)- Netbeans
