Design principles are generalized pieces of advice or proven good coding practices used as rules of thumb when making design choices. They're a similar concept to design patterns, the main difference being that design principles are more abstract and generalized. They are high-level pieces of advice, often applied to many different programming languages or even other paradigms. When installing anything onto your personal computer, it is as simple as going to google.com and searching for whatever you want to download. For example, if you are trying to download Java, The first two results will take to java.com to download. Ensure that you choose the appropriate link for the operating system you are running (i.e., Windows, Unix/Linux, Mac OS) and following the prompts will complete the installation of Java. Using Java, like any programming language, it takes time to learn. A simple method that can be u...