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This is the step of installing Intellij IDEA.
0. Download
https://www.jetbrains.com/idea/download/download-thanks.html?platform#section=linux&code=IIC
1. Unpack the ideaIC.gz or ideaIU.gz file.
A new instance must not be extracted over an existing one. The target folder must be empty.
Unpack the ideaIC.gz or ideaIU.gz file.
tar xfz ideaIC.tar.gz or ideaIU.tar.gz. <new_archive_folder>
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sudo tar xf -*.tar.gz -C /opt/
2. Go to the bin directory, for example:
cd opt/-*/bin
3. Run idea.sh from the bin subdirectory.
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