Can't connect to local MySQL server through socket code example

Example 1: can't connect to local mysql server through socket '/var/run/mysqld/mysqld.sock'

# Start your mysql server
/etc/init.d/mysql start

Example 2: can't connect to local mysql server through socket '/tmp/mysql.sock' (2)

Try to start the MySQL server:
mysql.server start

Example 3: can't connect to local mysql server through socket

Solution #1: Check If MySQL Service is Runnning.
Solution #2: Connect with 127.0. 0.1.
Solution #3: Modify the my. cnf file.
Solution #4: Verify mysql. sock Location.
Solution #5: Change MySQL Folder Permission.
Solution #6: Multiple MySQL Instances.