jJava first week learning summary

For the Java programming language this semester to learn, learning more than a week after we first learned the first lesson of the history of the Java platform and Java, then met JDK, a preliminary understanding of the JDK installation, set the JDK operating environment, path path which includes setting
common tools of Java: Javac, java, javadoc, jdb , javah, javap; in addition, in the classroom, learning the Java basic data types: integer, float, boolean, character. And data type conversion, then introduces the definition and use of the method of the main class
after that, the identifier, the operator, the expression is not too difficult, but there are still some details of the note, for example: x ++ ++ x and before and after the change in the value calculation. In short, the teacher's explanation and some exercises, the first week was quite pleasant learning Java.