java 3d game programming

Java programming those things 31 -- If statement syntax (1) Zhengzhou game institute Chen yuefeng from: http://blog.csdn.net/mailbomb 5.3 condition statementsConditional statements are a type of statements that are selected and executed based on the conditions. In actual use, the difficulty lies in how to accurately abstract conditions. For example, if the user n

less expressions in the book, Places that are not very well understood, such as the instanceof operator, override, and so on, can only be learned through video. At this stage still stay in the process of knocking on the book Code, I hope that I can put forward some more valuable questions.Problems in code debugging and the resolution processThe question of inheritance is not clear in the study. To ask the students to learn about their own shortcomings.Other (sentiment, thinking, etc., optional)

Java programming 68 -- abstract classes and interfaces (1) Chen yuefeng From:Http://blog.csdn.net/mailbomb 8.9 abstract classes and interfaces In actual projects, the code of the entire project can generally be divided into Structure Code and logic code. Just like when building a house, you need to first build the structure of the whole House, and then refine the other structures related to the House. A

Java programming those things 36-do-while statement syntax Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 5.4.2 do-while statementThe do-while statement is composed of the keywords do and while. It is the most typical process control structure of "loop first and then judge" in a loop statement. This is different from the other two loop st

Java programming those things 27-other operators Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 4.6 other operatorsOperators that cannot be classified, or that occupy a specific class are described below. L ++ and -- are the increment and decrement operators in the program. For more information, see the following sample code: int n = 0; n

Java programming those things 32-If statement syntax (2) Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 5.3.1.2 if-else statementIf-else statements implement closed conditions, which are more common in programs. The else keyword is "otherwise", that is, the condition is not true. The syntax format of the IF-else statement is as follows: i

Java programming those things 38-break and continue statement Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 5.5 break and continue statementsThe break and continue statements are closely related to loop statements. The break keyword indicates the interruption or interruption, and the continue keyword indicates the continuation. You can u

Java programming those things 40-integrated process control Example 2 Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 5.6.1.3 drinking sodaQuestion: there are a total of 1000 bottles of soda. After each drink, an empty bottle is obtained. Each 3 empty bottles can change one bottle of soda. After drinking, an empty bottle is obtained, how m

Java programming those things 47-array use example 3 Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 6.3.7 digital statisticsRequirement: count the number that appears the most in an integer. If the number of numbers is the same, the maximum number is used. For example, 1 outputs 1,121 output, 1 outputs output, and 3 Outputs output. This i

Java programming those things 50-multi-dimensional array use Example 2 Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 6.6.3 storage image structureRequirement: Draw the specified character at the corresponding position based on the value in the array. Specify 0 to draw spaces, and 1 to draw an asterisk (*). The array values are as follows

Java programming those things 23-logical operators Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 4.3 logical operatorsLogical operators are symbols used for logical operations. Logical operations include and, or (OR) and non-(not). In a program, they are used to connect multiple conditions to form more complex conditions. The result of l

JAVA programming (09) ----- the initial application of Object design, the tortoise and the hare race 1. The common attributes and methods of turtles and rabbits are made into parent classes to avoid repeated code Package com. lovo;/*** class: Animal * @ author Abe * attribute: name of the day on which the step is from the total distance to sleep */public class Animal {protected String name; protected int s

Original Address:How to improve your Java programming level (RPM) Author:Сомёо unknowingly do the software has been done for ten years, there is the joy of success, but also the pain of failure, but always dare not to call himself a master, because and my mind in the real masters than, is still too far. The world is not a shortcut to become a master, but some basic principles can be followed. 1. A solid fou

logarithm of the base 10 of the double value. If the parameter is positive 0 or minus 0, then the result is negative infinity. Answer: ABD (c: If the argument is NaN, infinity, positive 0, or minus 0, the result is the same as the parameter.) ） Which of the following expressions is correct (no compile errors)? （ ） A. int m =float.parsefloat ("567"); B. int m =short.parseshort ("567") C. byte M =integer.parseint ("2"); D. floa

= args[1];String s2 = args[2];String s3 = args[3];System.out.println (S3);}}A. A compilation error has occurred in the program.B. No compile error, execute program at command line: "Java E I love this game", program output this.C. No compile error, execute program at command line: "Java E let us go", program no run exception.D. No compile error, execute program

Recently learning swing programming, according to the teacher's teaching video learning using java.awt.*, javax.swing.*, java.awt.event.* package for a simple tank war game programming, Learning JFrame, JPanel and other containers and components of the use of Learn the various ways to draw graphics using graphics, as well as some event monitoring and processing m

wait-Multiple resolution TasksThis scenario of reaching a certain condition. If it is just a multi-tasking block waiting for a task, then using wait and signalall directly can be done simply. If you are waiting for multiple tasks to complete, using wait and Signalall must combine a count value with a lock to implement this scenario together. Java helps us abstract this scenario and the solution is named Countdownlatch.CyclicbarrierCyclicbarrier appli

) {int x = E.GETX (); int y = e.gety (); if (x > y x Then the position panel, draw pieces, moves, judge the outcomePackage Com.lovo.homework2;import Java.awt.basicstroke;import Java.awt.color;import java.awt.graphics;import Java.awt.graphics2d;import Java.awt.shape;import Java.awt.stroke;import javax.xml.bind.annotation.adapters.collapsedstringadapter;/** * Class: Gobang Board * * @author Abe * */public class Myboardrenju { Private int[][] p = new INT[15][15]; Assign a value of public void Draw