Installing Oracle Java8 in 3 lines


Assumptions

  1. apt-get is installed
  2. You have sudo authority

#add repository from webup8team & install oracle java and set as default

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java8-set-default

If you have other java installed previously, you might want to complete remove them first.

sudo apt-get purge openjdk-\*

There's a long description on how to install Oracle Java on WikiHow if you want to install them from scratch.
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Find files and listing details on Linux


One common task that we always have to do relatively often is to find the location of some specific files. Although you may have some clues that those files are located in your current working directory, “.” symbolic link used in the command below, you may have no clue to which sub-folder your files are.

Continue reading “Find files and listing details on Linux”