Linux Mint 19.x Tara/Tessa/Tina/Tricia Oracle JDK 7 Installation Guide
The Linux Tutorial Shows You in Easy-Steps How to Install and Getting-Started with the Oracle-Sun Official Java JDK 7 on Linux Mint 19.x Tara/Tessa/Tina/Tricia Mate/Cinnamon/Kde/Xfce 32/64-bit Desktop.
After Installing you will need to Use the update-alternatives Tool to Update your System Java to 1.7.
To the How to Install Oracle JDK 8+ on Linux Mint 19.x Tara/Tessa/Tina/Tricia Sarah Bottom there is a Link for Quick Start with Java JDK 7 Development and also How to Install Evernote Clone for Linux Mint.
And this Visual Guide includes the Basic Screenshots of All GUI Steps involved.
The Contents and Details are Expressly Essentials to Give Focus Only to the Essentials Instructions and Commands and Make Tut Easier to Read & to Digest ;)
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Open a Shell Terminal emulator window
(Press “Enter” to Execute Commands)
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Download Oracle Java SE JDK 7 for Linux:
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Double-Click on the tar.gz Archive and Extract into /tmp
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Relocate JDK 7
su
If Got “User is Not in Sudoers file” then see: How to Enable sudo
if [ ! -d "/usr/lib/jvm" ]; then mkdir /usr/lib/jvm; fi
The above command is used to create a jvm directory if not already there.
sudo chown -R root:root /tmp/jdk1.7*
Reiterate the Execution Permission over the Java binaries
chmod -R +x /tmp/jdk1.7*/bin
Finally, Shift the Java contents with
mv /tmp/jdk1.7* /usr/lib/jvm/
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Installing Oracle Java JDK 7
update-alternatives --install /usr/bin/java java /usr/lib/jvm/jdk1.7*/bin/java 1065
update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/jdk1.7*/bin/javac 1065
update-alternatives --install /usr/bin/jar jar /usr/lib/jvm/jdk1.7*/bin/jar 1065
update-alternatives --install /usr/bin/javaws javaws /usr/lib/jvm/jdk1.7*/bin/javaws 1065
Checking or Setting the System Java Version in Use with
update-alternatives --config java
And for the Java Compiler instead:
sudo update-alternatives --config javac
To Switch of Java Version Just Enter the Reference Number on First Column. :)
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Getting-Started with Oracle JDK 7 Programming
How to Install Evernote Clone on Linux Mint:
Installing Nixnote on Linux Mint.
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