I just read a short chapter in the book Effective Java, and realized I was doing something pretty dumb in my own code by always creating my own custom exceptions instead of using other exceptions already intended to be reused in the Java API.
This image, copied from this android.com page, shows the suggested Android field naming conventions.
MySQL shell scripts and port FAQ: Can you share some MySQL examples that show how to start MySQL on a non-standard port (non default port)?
For a variety of reasons you may want or need to run your MySQL server on a different port than the default MySQL port of 3306. In those cases the easiest thing you can do is create a Unix/Linux shell script to start your MySQL server on some other port.