Class_001 - AndreCunhaAGAP/MyJavaClasses GitHub Wiki

Class 001

Topics

  • Introduction to Oracle Certification
  • Introduction to Course
  • Introduction to Java
  • Installing tools (eclipse,java sdk,notepad++)
  1. Naming rules: Start with underscore or letter, followed by any combination of letters number and underscores
  2. Naming Convention: Camel Case, Class names start with Uppercase, variables and methods with lowercase. Class names must be equal to the file name
  3. Compiling code: Every class in java must be compiled into a suitable, Java ByteCode file(.class) readable by Java virtual machine. This is done with java tool javac. Usage: javac <java_class,*> <arguments>
  4. Running code: Executing code is done with java tool java. Usage: java <entry_class> <arguments> the entry_class must be a java class that has the method: public static void main(String[])
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