I was installing Hadoop on my Ubuntu.
This is my PATH now
echo $PATH
/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin:/home/miki/.local/bin:/opt/hadoop-3.2.0/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin
If I try ll
miki@miki:~$ ll
ll: command not found
My bashrc edit line
echo 'export HADOOP_HOME=/opt/hadoop-3.2.0;export PATH=$HADOOP_HOME/bin:$PATH' > ~/.bashrc
the ~/.bashrc file has only one line
export HADOOP_HOME=/opt/hadoop-3.2.0
All previous scripts were deleted.
It is also strange that letters have changed the color. Why?