老师没有文档看,麻烦看看能不能找一下,谢谢你
对着视频敲的,这哪里出错了啊?检查好久都没发现
我方坦克时,游戏界面停止了,并没有出现爆炸效果!
pygametimerandom pygame.sprite Sprite SCREEN_WIDTH SCREEN_HEIGHT BG_COLOR pygame.TEXT_COLOR pygame.BaseItemSpritepygame.sprite.Sprite.MainGamewindow my_tank enemyTankList enemyTankCount myBulletList enemyBulletList explodeList pygame.display.MainGame.window pygame.display.SCREEN_WIDTHSCREEN_HEIGHTMainGame.my_tank Tank.pygame.display.time.MainGame.window.BG_COLOR.MainGame.window..MainGame.enemyTankListMainGame.my_tank MainGame.my_tank.liveMainGame.my_tank.MainGame.my_tank MainGame.my_tank ....MainGame.my_tank MainGame.my_tank.liveMainGame.my_tank.stopMainGame.my_tank.pygame.display.top i MainGame.enemyTankCountleft random.speed random.enemy EnemyTanklefttopspeedMainGame.enemyTankList.enemyexplode MainGame.explodeListexplode.liveexplode.MainGame.explodeList.explodeenemyTank MainGame.enemyTankListenemyTank.liveenemyTank.enemyTank.enemyBullet enemyTank.enemyBulletMainGame.enemyBulletList.enemyBulletMainGame.enemyTankList.enemyTankmyBullet MainGame.myBulletListmyBullet.livemyBullet.myBullet.myBullet.MainGame.myBulletList.myBulletenemyBullet MainGame.enemyBulletListenemyBullet.liveenemyBullet.enemyBullet.enemyBullet.MainGame.enemyBulletList.enemyBulletpygame.font.font pygame.font.textSurface font.TEXT_COLORtextSurface eventList pygame.event.event eventListevent.type pygame.QUIT.event.type pygame.KEYDOWNMainGame.my_tank MainGame.my_tank.liveevent.key pygame.K_LEFTMainGame.my_tank.direction MainGame.my_tank.stop event.key pygame.K_RIGHTMainGame.my_tank.direction MainGame.my_tank.stop event.key pygame.K_UPMainGame.my_tank.direction MainGame.my_tank.stop event.key pygame.K_DOWNMainGame.my_tank.direction MainGame.my_tank.stop event.key pygame.K_SPACEMainGame.myBulletListmyBullet BulletMainGame.my_tankMainGame.myBulletList.myBulletevent.type pygame.KEYUPevent.key pygame.K_UP pygame.K_DOWN event.key pygame.K_LEFT event.key pygame.K_RIGHTMainGame.my_tank MainGame.my_tank.liveMainGame.my_tank.stop TankBaseItem.images pygame.image.pygame.image.pygame.image.pygame.image..direction .image .images.direction.rect .image..rect.left .rect.top .speed .stop .live .direction .rect.left .rect.left .speed .direction .rect.top .rect.top .speed .direction .rect.top .rect.height SCREEN_HEIGHT.rect.top .speed .direction .rect.left .rect.height SCREEN_WIDTH.rect.left .speed Bullet.image .images.directionMainGame.window..image.rectMyTankTankEnemyTankTankEnemyTank..images pygame.image.pygame.image.pygame.image.pygame.image..direction ..image .images.direction.rect .image..rect.left .rect.top .speed .flag .step num random.num num num num .step .direction ..step ..step num random.num BulletBulletBaseItem.image pygame.image..direction .direction .rect .image..direction .rect.left .rect.left .rect.width.rect.width.rect.top .rect.top .rect.height .direction .rect.left .rect.left .rect.width.rect.width.rect.top .rect.top .rect.height .direction .rect.left .rect.left .rect.width.rect.width.rect.top .rect.top .rect.width.rect.width.direction .rect.left .rect.left .rect.width .rect.top .rect.top .rect.width.rect.width.speed .live .direction .rect.top .rect.top .speed .live .direction .rect.left .rect.width SCREEN_WIDTH.rect.left .speed .live .direction .rect.top .rect.height SCREEN_HEIGHT.rect.top .speed .live .direction .rect.left .rect.left .speed .live MainGame.window..image.rectenemyTank MainGame.enemyTankListpygame.sprite.enemyTankenemyTank.live .live explode ExplodeenemyTankMainGame.explodeList.explodeMainGame.my_tank MainGame.my_tank.livepygame.sprite.MainGame.my_tankexplode ExplodeMainGame.my_tankMainGame.explodeList.explode.live MainGame.my_tank.live WallExplode.rect .rect .images pygame.image.pygame.image.pygame.image.pygame.image.pygame.image..step .image .images.step.live .step .images.image .images.step.step MainGame.window..image.rect.live .step Music__name__ MainGame.
老师,这节的讲义能否提供下,资料里只有代码
程序能运行,为什么还有红色波浪线/?全部用小写也是这样?
老师,
1、if已设置队列小于10,为什么一直生产,不停止
2、当最大容量设置10时,为什么生产到13,前2个为什么已存储在容器中
老师请问,具体最多能开多少个线程,是否最大线程数会被硬件设备所限制?
另外老师是否可以介绍下,真实的工业经验中,是如何估算会需要多少线程就能满足业务需求的,是否有个大概的量化标准?还是说交给newCachedThreadPool()掌控就可以了?
from socket import* from threading import Thread s = socket(AF_INET, SOCK_DGRAM) s.bind(("127.0.0.1", 8979)) def recv_data(): while True: data = s.recvfrom(1024) print(f"收到远程信息:{data[0].decode('gbk')},来自:{data[1]}") if data[0].decode('gbk') == "88": print("聊天结束") break def send_data(): while True: data = input("请输入:") add = (("127.0.0.1", 8081)) s.sendto(data.encode("gbk"), add) if data == "88": print("聊天结束") break if __name__ == '__main__': t1=Thread(target=send_data()) t2=Thread(target=recv_data()) t1.start() t2.start() t1.join() t2.join()
为什么输入“88”,才接收到信息,如果输入其他的,则是一直显示请输入
#encoding=utf-8 from socket import * from threading import Thread s=socket(AF_INET,SOCK_DGRAM) s.bind(("127.0.0.1",8080)) def recv_data(): while True: recv_data=s.recvfrom(1024) print("等待接收数据!") udp_data=recv_data[0].decode("gbk") print(f"接收的数据:{udp_data},from{recv_data[1]}") if udp_data=="88": print("结束聊天!") break def send_data(): while True: addr = ("127.0.0.1",8989) data=input("请输入数据:") s.sendto(data.encode("gbk"),addr) if __name__=="__main__": t1=Thread(target=recv_data) t2=Thread(target=send_data) t1.start() t2.start() t1.join() t2.join()
老师这是什么问题,截图是报的全部异常,用myeclipse报的错,后面用idea就不会报错了。代码一模一样
请问,为什么我每次删除创建的文件都会有这样的提示?谢谢
package com.itbaizhan; import java.util.Arrays; //测试二分法查找 public class TestBinarySearch { public static void main(String[] args) { int[ ] arr = { 30,20,50,10,80,9,7,12,100,40,8};//定义一个数组 int searchWord = -20; //所要查找的数(元素) Arrays.sort(arr); //二分法查找前,一定要对数组进行排序 System.out.println(Arrays.toString(arr)); System.out.println(searchWord+"元素的索引: "+binarySearch(arr,searchWord)); } public static int binarySearch(int[] array,int value){ int low = 0; //定义数组的第一个位置 int high = array.length -1; //数组的长度减去low(low占一个位置) while (low <= high){ //从小到大进行排序 int middle = (low+high)/2; //取一个中间数mid if(value==array[middle]){ //如果查找值等于mid位置的值,返回mid(等于查找值的位置)的位置 return middle; } if (value>array[middle]){ low = middle+1; } if (value<array[middle]) { low = middle-1; } } return -1; } }
老师我这个代码写出来,当我把数改为数组里面没有的数值,run的时候却没有返回-1.我的代码和视频里面的一样
老师讲课的这个sno字段为什么直接从7调到了10
没有hosts文件,是不是说明我的eureka注册失败了?
a=0b11001 b=0b0100 print(a&b) 怎么会是0b1000,不应该是0b01000吗
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