Linux Lower installation IDEA And install the configuration JDK

The operating system is Ubuntu16.04

One 、 install IDEA

1.IDEA Download address ：https://www.jetbrains.com/idea/download/#section=linux

There are three kinds of downloads , The top two are self brought jdk Of , It doesn’t come with you here jdk Version of

After downloading, you can find the downloaded file in the corresponding folder

2. Run unzip to

tar -zxvf ideaIU-2019.1.3-no-jbr.tar.gz

After decompression ls You can see

You can also move the extracted file to a specified directory

mv file name The target path 

3. Registration code acquisition ：http://idea.lanyus.com/

Two 、 Installation configuration JDK

1.jdk Download address ：https://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html

download jdk You need to accept the license agreement first , Then click on the corresponding jdk file , Will jump to login Oracle account number , If not, just register one .

After login, you can download the corresponding jdk The file

After downloading, you can find the downloaded file in the corresponding folder

2. Run unzip to

tar -zxvf jdk-8u211-linux-x64.tar.gz

After decompression ls You can see

You can also move the extracted file to a specified directory

mv file name The target path 

3. Modify global profile

gedit /etc/profile

Add the following information to the configuration file ：

#jdk8
export JAVA_HOME=/opt/Java/jdk1.8.0_211
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=.:${JAVA_HOME}/bin:$PATH

Be careful ：JAVA_HOME It’s after you unzip it jdk The catalog of

Refresh profile ：

source /etc/profile

Check if the installation is successful ：