To help you get the most from the text and keep track of what’s happening, a number of conventions have been used throughout the book.
Tip | Tips, hints, tricks, and asides to the current discussion are offset and placed in italics like this. |
As for styles in the text:
Important words are highlight when they are introduced .
Keyboard strokes are shown like this: Ctrl+A.
File names, URLs, and code within the text are shown like this: persistence.properties.
Code is presented in the following two different ways:
In code examples, new and important code is highlighted with a gray background. The gray highlighting is not used for code that's less important in the present context, or has been shown before.