Naming

Conventions

Use Case	Convention	Example
Variables / Methods	lowerCamelCase	statusCode
Classes / Interfaces	UpperCamelCase	UserService
Files	UpperCamelCase	UserService.java
Packages	lowercase	com.example.utils
Constants	UPPER_SNAKE_CASE	MAX_RETRIES
Type Parameters	Single capital letter	T, E, K
Private Fields	lowerCamelCase	socialSecurityNumber

Abbreviations

Always treat abbreviations like words.

script.java

loadHttpUrl = "url here";  // goodloadHTTPURL = "url here";  // avoid

Descriptiveness

Name variables for what they are, not their type.

script.java

String name;      // goodString strName;   // bad — don't prefix with typeint retryCount;   // goodint iCount;       // bad