ss -apt

ss -apt
1) Open your .bashrc
sudo nano ~/.bashrc
2) Add new alias (at the end of the file)
alias phpstorm='cd ~/Downloads/phpstorm/bin/./phpstorm.sh'
3) Save and close the file
4) Source the .bashrc
file
source ~/.bashrc
reference :
http://www.linfo.org/alias.html
ls -l example.txt
#output
-rw-r--r-- 12 linuxize users 12.0K Apr 8 20:51 example.txt
|[-][-][-]- [------] [---]
| | | | | | |
| | | | | | +-----------> 7. Group
| | | | | +-------------------> 6. Owner
| | | | +--------------------------> 5. Alternate Access Method
| | | +----------------------------> 4. Others Permissions
| | +-------------------------------> 3. Group Permissions
| +----------------------------------> 2. Owner Permissions
+------------------------------------> 1. File Type
in UNIX OSes, chmod is a command to change files and directories permissions.
chmod stands for “change mode”.
one of the most important reasons for Linux to be on the list of safe OSes is that every user has their own permission for each file and folder.
:q!
sudo reboot
ls
ls -la
ls -la