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Ubuntu 11.x 12.x how to install java jdk7 online

2025-04-07 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Internet Technology >

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This article mainly explains "ubuntu 11.x 12.x how to install java jdk7 online", the content of the article is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in depth, together to study and learn "ubuntu 11.x 12.x how to install java jdk7 online" bar!

1. The method to install java jdk under ubuntu is as follows

Sudo add-apt-repository ppa:eugenesan/javasudo apt-get updatesudo apt-get install oracle-java7-installer

However, the following errors are often encountered in the execution of the third command

Sha256sum mismatch jdk-7u3-linux-x64.tar.gz

And prompt

Java was not installed

2. Download the deb version of jdk under ubuntu at http://www.oracle.com/technetwork/java/javase/downloads/index.html

Copy the deb installation package to the / var/cache/oracle-java7-installer/ directory

Execute the following command to edit the online installation script for jdk

Sudo gedit / var/lib/dpkg/info/oracle-java7-installer.postinst

Find the following paragraph

Echo "Downloading..." Rm-f $FILENAME WGETRC=wgetrc wget $PARTNER_URL | | fp_exit_with_error "download failed" rm-f wgetrc echo "Download done."

Modify to

Echo "Downloading..." # rm-f $FILENAME # WGETRC=wgetrc wget $PARTNER_URL # | fp_exit_with_error "download failed" # rm-f wgetrc echo "Download done."

Save.

4. Finally, execute the following command again

Sudo apt-get install oracle-java7-installer

Now you can install it smoothly.

Thank you for your reading, the above is "ubuntu 11.x 12.x how to install java jdk7 online" content, after the study of this article, I believe you on ubuntu 11.x 12.x how to install java jdk7 online this problem has a deeper understanding, the specific use of the situation also needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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