A few days ago, I published the game exe file, and sorted out the code-download the source code in the past few days, so I came up to write blogs immediately. Now, the question is starting.
The program class diagram is as follows:
Program: Program class -- main method
Game: Game-Game running and basic role information calling
From: Map class-depicts game borders and prompts
Tank: Tanks-Tank rendering, behav
Document directory
Gof Definition
Motivation
Key points of the Bridge Mode
Gof Definition
Separate the abstract part from the implementation part so that they can all change independently.
Let's look at a simple example. Suppose we need to develop a tank game that supports both PC and mobile phones. The game features the same on both PC and mobile phones and has the same type, there are also changes in functional requirements, and the tanks in th
constructors, rules
3. overload, masking (attribute), and rewriting (method)
4. Interface precautions: Mark the concept and usage of the interface
Public class prog8_5{Public static void main (string argv []){Tank tank = new tank ();Fighter fighter = new fighter ();/* The type is tank, and both methods can be called.
The differences between self,parent,this in PHP class, and examples
I easily confuse public,private,protected, and it's easy to confuse this,self with these things. I have written an article about public,private,protected Blog, the following is the use of this,self,parent
One, this
1, to use this, you will have a situation of the image, otherwise it will error, Fatal error:using $this when the not in object context.2,this can call methods and properties in this class, or can call the adjustabl
have aTry One I want to abroad A Those is good men -We are good MenFour, detailed examplesAs we can see from the example, a feature of uniq that checks for duplicate rows only checks adjacent rows. Duplicate data, there must be many are not adjacent together.[[email protected] mytest]$ Uniq-c uniqtest is a test 1 I am tank 2 I love Tank is a test // and the first
Homemade Unity Games tankhero-2d (2) Making enemy tanksI am making such a tank game, which is modeled after this game (http://game.kid.qq.com/a/20140221/028931.htm). Only for the purpose of learning unity. Most of the pictures were painted by themselves, and a few were from the Internet. You can get the project source on my GitHub page (Https://github.com/bitzhuwei/TankHero-2D).This article mainly records some of the key points of making enemy tanks (
MongoDB data backup and restore is mainly divided into two kinds, one is for the library of Mongodump and Mongorestore, one is for the table in the library mongoexport and Mongoimport.One, Mongodump backup database1, Common command gridMongodump-h IP--port Port-u user name-p password-d database-o file exists pathIf there is no user who can remove-u and-P.If you export the native database, you can remove-H.If it is the default port, you can remove--port.If you want to export all databases, you ca
!
--drop:When recovering, delete the current data and then restore the backed up data. That is, after the recovery, add the modified data after the backup will be deleted, use with caution Oh!
Mongoexport Export a table, or some field in a table1, Common command format
1
mongoexport -h IP --port 端口 -u 用户名 -p 密码 -d 数据库 -c 表名 -f 字段 -q 条件导出 --csv -o 文件名
The above parameters are good to understand, focus on:-F export refers to field, split by font size,-f na
I am confused with public, private, protected, and this and self. I have already written a blog post about public, private, and protected. The following describes how to use this, self, and parent.
1. to use this, you must be in a situation like this. Otherwise, it will report an error: Fatal error: Using $ this when not in object context.2. this can call methods and attributes in this class, or call methods and attributes that can be called in the parent class.
II. self
1. self can access stat
to instantiate
'; Public $ tank = 'zhangying'; Public function _ construct () {$ this-> public = 'public'; $ This-> private = 'private'; $ This-> protected = 'protected';} Public function tank () {// private methods cannot be inherited. they are changed to public and protected if (! Isset (self ::$ instance [get_class ()]) {$ c = get_class (); self ::$ instance = new $ c;} return self :: $ instance;} pub
The differences between self,parent,this in PHP class, and examples
I easily confuse public,private,protected, and it's easy to confuse this,self with these things. I have written an article about public,private,protected Blog, the following is the use of this,self,parent
One, this
1, to use this, you will have a situation of the image, otherwise it will error, Fatal error:using $this when the not in object context.2,this can call methods and properties in this class, or can call the adjustabl
PHP implementation URL Pseudo-static, the whole process of detailed
?
The static URL, I generally with the help of apache,nginx,htaccess, and so on, seldom use PHP to achieve the static URL, with PHP to achieve static more trouble, so personally is not recommended to use PHP to implement URL static
?
One, the principle of static implementation of the URL
?
1, through the program to transform the dynamic URL into a static URL, the conversion method is best Unified interface. Put the static URL
Example:Sun Wukong's monkey hair:Sun Wukong pulls out a monkey hair, and a little blow will become a lot of Sun Wukong.Box in Red Police:Some small boxes (magic boxes) will appear when playing with red police, and some small boxes will become the same tank when hit by a tank.
It is very easy to implement the prototype mode in C #. There is a clone method in the icloneable interface. As long as this interfac
The implementation principle of game movement:After you draw the tank, define a Swich statement in the protected void onkeyevent (int key) method to receive the keyboard keyAccording to the direction of the key to call tank mobile method, of course, you must first write the tank move method. Add and subtract tank accor
I think most people will be concerned about this problem when they learn multithreading, although the concept of multi-threading is not difficult to understand, when should we use it? In most cases, we wrote the program, found that sometimes we have to use multithreading to get the desired results, so we call the relevant thread class library or API to improve the program according to the data, and make it run normally, but there is no basis of judgment Can you clearly instruct us to use multith
Differences between self, parent, and this in phpclass and instance introduction. I. this1. to use this, you must be in the correct situation. Otherwise, it will report an error: Fatalerror: Using $ thiswhennotinobjectcontext. 2. this can call methods and
1, this
1. to use this, you must be in a situation like this. Otherwise, it will report an error: Fatal error: Using $ this when not in object context.2. this can call methods and attributes in this class, or call methods and attributes that c
There are N petrol stations on a ring road, of which petrol gas[i] is raised at the first petrol station.You have a car with an unlimited fuel tank, from the I gas station to cost[i] The first i+1 gas station. You start off with one of the gas stations and the fuel tank is empty at the beginning.If you can travel around the loop for a week, return the gas station number at the time of departure, otherwi
Crazy Tank
Time Limit: 2000/1000 MS (Java/others) memory limit: 32768/32768 K (Java/Others)Total submission (s): 2729 accepted submission (s): 486Problem descriptioncrazy tank was a famous game about ten years ago. Every child liked it. Time flies, children grow up, but the memory of happy childhood will never go.
Now you're controlling the tank laotu on
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