[{"data":1,"prerenderedAt":465},["ShallowReactive",2],{"content:\u002F2021\u002Fclassroom-pc-1":3,"surround:\u002F2021\u002Fclassroom-pc-1":453},{"id":4,"title":5,"body":6,"categories":427,"date":429,"description":430,"draft":431,"extension":432,"image":433,"meta":434,"navigation":436,"path":437,"permalink":433,"published":433,"readingTime":438,"recommend":433,"references":433,"seo":443,"sitemap":444,"stem":445,"tags":446,"type":450,"updated":451,"__hash__":452},"content\u002Fposts\u002F2021\u002Fclassroom-pc-1.md","电脑是你修坏的吗",{"type":7,"value":8,"toc":417},"minimark",[9,42,47,50,55,58,63,66,69,72,75,78,81,84,87,90,93,96,99,102,105,108,111,114,119,122,125,129,132,135,138,143,146,149,152,157,160,163,166,169,172,175,178,181,184,189,193,196,199,202,205,208,211,214,217,220,225,228,231,237,242,245,251,254,259,262,265,268,271,275,278,281,284,287,291,294,297,300,305,308,311,314,317,320,323,326,337,346,353,356,359,362,365,368,371,374,377,380,386,389,392,395,398,401,405,408,411,414],[10,11,12,22,35],"blockquote",{},[13,14,15],"p",{},[16,17,21],"a",{"href":18,"rel":19},"https:\u002F\u002Fmp.weixin.qq.com\u002Fs\u002F-xGsB2wLOCO5m6hzUeQOfQ",[20],"nofollow","查看原文",[13,23,24,25,29,30,34],{},"此文章讲述的是高中学校信息中心凤师傅",[26,27,28],"strong",{},"不修电脑反修展台本体","一事，有另一篇文章讲了凤师傅 ",[16,31,33],{"href":32},"\u002F2021\u002Fclassroom-pc-2","不修展台反修电脑"," 一事，供君参阅。",[13,36,37,38,41],{},"简介：教室一体机使用机械硬盘，性能孱弱，安装的是希沃定制的Win7。19班教室电脑被其他班的学生安装了Win10，感觉卡顿后又被另一个班的学生安装了Win8.1。此时视频展台程序打开就卡死，于是",[26,39,40],{},"被喊来帮忙","的纸鹿正好与前来维修的凤师傅撞见……",[43,44,46],"h2",{"id":45},"_01-你在检查","01 你在检查",[13,48,49],{},"老师：(对着19班电教) 开始菜单在哪？我要的是开始菜单。",[10,51,52],{},[13,53,54],{},"Win8.1的开始菜单变成了全屏磁贴样式，凤师傅应该是想找到“所有程序”界面。",[13,56,57],{},"纸鹿：(进，准备重装系统) 老师，发生什么事了？",[10,59,60],{},[13,61,62],{},"这个班电脑安装的Win8.1严重卡顿，就算修复了展台程序卡死问题也会影响日常使用，所以纸鹿打算重装系统。",[13,64,65],{},"老师：(对着纸鹿) 开始菜单呢，怎么调不出来？",[13,67,68],{},"(纸鹿手势操作打开“所有程序”)",[13,70,71],{},"老师：希沃工具，希沃工具。电脑上怎么装了这么多东西？",[13,73,74],{},"纸鹿：您说的是希沃服务吗？",[13,76,77],{},"老师：对对对，就是希沃服务。",[13,79,80],{},"纸鹿：这个电脑上好像没装。",[13,82,83],{},"老师：对了，你是来干嘛的？",[13,85,86],{},"纸鹿：我是来修电脑的。",[13,88,89],{},"老师：你作为这个班的电教……",[13,91,92],{},"纸鹿：我不是这个班的电教。",[13,94,95],{},"老师：那你是来干嘛的？",[13,97,98],{},"纸鹿：我是来给这个班修电脑的。",[13,100,101],{},"老师：你不在你们班上自习，怎么可以乱跑呢？",[13,103,104],{},"纸鹿：我给班主任申请过了。",[13,106,107],{},"老师：那电脑就是你弄坏的？",[13,109,110],{},"纸鹿：不，这个系统不是我装的。",[13,112,113],{},"老师：你知道为什么Win 8没有大范围推广吗？就是因为它不是一个成熟的系统。算了，我检查一下教学视频展台，这个展台画面卡啊，可能是摄像头的问题，我检查调试一下。",[10,115,116],{},[13,117,118],{},"系统为Win8.1，Win8连开始菜单按钮都没有。同时，实际问题为展台程序卡顿。",[13,120,121],{},"纸鹿：不用检查了，是程序问题，展台硬件完好。",[13,123,124],{},"老师：(检查展台) 这个膨胀螺栓有点松啊，好像掉了一个。(望着19班电教) 你，去我那里把电钻取来。",[43,126,128],{"id":127},"_02-你想重装","02 你想重装",[13,130,131],{},"纸鹿：这真的是疑难杂症，重装软件、安装高版本.NET都试过了，没什么用，重装系统吧。",[13,133,134],{},"老师：(再几番确定后) 好吧，那就重装系统。你还在操作什么？",[13,136,137],{},"纸鹿：我检查一下自带的镜像文件是否完整。",[10,139,140],{},[13,141,142],{},"一体机D盘中有出厂系统镜像的备份。",[13,144,145],{},"老师：不用检查，直接重装就行了。",[13,147,148],{},"纸鹿：(继续检查) 文件大小18.5G，正常，可以重装系统。用PE盘吧，我这刚好带来了。",[13,150,151],{},"老师：(进入安卓设置的“关于”界面，尝试通过三击项目启动系统还原) 不用，不用PE盘。这系统自己就能还原。(继续三击各个项目，但未能启动系统还原) 嘶……怎么回事，我打电话问一下。",[10,153,154],{},[13,155,156],{},"希沃一体机是安卓系统的显示器，可以操作其中插入的PC模块。\n他点错菜单里的项目了。",[13,158,159],{},"(纸鹿在界面上三击某个项目，还原确认框弹出)",[13,161,162],{},"(老师点击确认，等待一番时间)",[13,164,165],{},"纸鹿：要不切到PC画面看看情况？",[13,167,168],{},"老师：不用，它自己就切到PC画面了，等一等就好了。",[13,170,171],{},"(机器没有反应，纸鹿再次三击打开系统还原确认框，展示给老师)",[13,173,174],{},"纸鹿：切到PC画面看看情况吧，主板蜂鸣器好像响了，应该已经重启了。",[13,176,177],{},"老师：画面应该会自动切换啊……怎么还没有？",[13,179,180],{},"纸鹿：(打开信号切换菜单) 您还是看一下吧，已经很久了。",[13,182,183],{},"老师：(单击切回PC画面，显示无法加载文件) 这，这是怎么回事？",[10,185,186],{},[13,187,188],{},"由于电脑的硬盘分区被改动过，一体机找不到“BACKUP_OS”分区的文件了,所以纸鹿一开始就没打算使用这种方式重装系统。",[43,190,192],{"id":191},"_03-你是医生","03 你是医生",[13,194,195],{},"纸鹿：没事，我有PE盘。(插上PE盘，重新启动)",[13,197,198],{},"老师：按F7按F7按F7，唉，怎么没按上，是不是键盘有问题？",[13,200,201],{},"纸鹿：没事，这种情况按ESC可以直接重启。",[13,203,204],{},"(纸鹿进入PE系统，启动Ghost还原程序，选择GHO镜像)",[13,206,207],{},"老师：你点慢点，点慢点，程序都没反应了。",[13,209,210],{},"纸鹿：没问题的，它这是正在搜索镜像。欸，好了。(转问19班电教) 确定要重装吗？",[13,212,213],{},"电教：嗯。我存在感好低啊，还是下去吧。",[13,215,216],{},"纸鹿：(一把拉住) 不，你在讲台上看着就好。(点击确定)",[13,218,219],{},"老师：这进度条怎么没有动，是不是程序卡住了？",[10,221,222],{},[13,223,224],{},"正式还原前程序在做准备工作。",[13,226,227],{},"纸鹿：正常现象，我经常修，过一会一会进度就变快了。",[13,229,230],{},"(老师卸下展台，准备重新安装膨胀螺栓)",[13,232,233,234],{},"老师：经常？",[26,235,236],{},"其他班的电脑也是你整坏的？",[10,238,239],{},[13,240,241],{},"强词夺理？岂有此理！",[13,243,244],{},"纸鹿：不，只有坏了我才来修。",[13,246,247,248],{},"老师：你是医生，",[26,249,250],{},"你能把电脑修好，也就能把电脑修坏……",[13,252,253],{},"纸鹿：(打断) 您来了也是一样的操作。",[10,255,256],{},[13,257,258],{},"这位老师给纸鹿留下了深刻的印象。",[13,260,261],{},"老师：……那这系统是你装的？",[13,263,264],{},"纸鹿：不是啊，我只可能拿原版的Win7装，这Win8.1是高一一个学生装的。",[13,266,267],{},"老师：高一？高一怎么能来这里？",[13,269,270],{},"纸鹿：不知道。",[43,272,274],{"id":273},"_04-你是电教","04 你是电教",[13,276,277],{},"纸鹿：(对19班电教) 你啊你，还真是容易被忽悠。这机子被1班电教装了Win 10，又被高一学弟装了Win 8.1，可太惨了。",[13,279,280],{},"电教：(捂脸) 别说了别说了。",[13,282,283],{},"纸鹿：不过你没有11班电教惨。据说他都好久没碰过他们班电脑了，课间都是他们班同学占着……他把某娱乐大师卸载了三次，最后还是被他们班同学装上了，拦都拦不住，唉。",[13,285,286],{},"电教：唉。",[43,288,290],{"id":289},"_05-你在查询","05 你在查询",[13,292,293],{},"(系统装毕，重新启动)",[13,295,296],{},"老师：你知道这台电脑的IP地址吗？",[13,298,299],{},"纸鹿：我算一下。",[10,301,302],{},[13,303,304],{},"作为一名电教委员，纸鹿帮助其他班电教装完系统后，还会讲一些使用的注意事项，并且也能解决由于他人操作不当而产生的问题，所以给其他班电教一种装的系统“很好很稳定”的感觉。在这期间，纸鹿积累了许多安装使用系统、解决疑难杂症的经验。",[13,306,307],{},"(老师安装完膨胀螺栓，准备安装展台)",[13,309,310],{},"老师：啧，还算一下。我直接用手机查。",[13,312,313],{},"纸鹿：35加19等于……等于54。(设置静态IP地址，网络连接成功)",[13,315,316],{},"老师：诶，表格在哪？(望向纸鹿) 别乱填IP地址，会把网络搞瘫痪的。",[13,318,319],{},"纸鹿：我把这栋楼电脑的IP公式都推出来了。",[13,321,322],{},"老师：(忙着查IP地址) 是xxx.xx.xx.54……(听到这话，猛地抬头，警惕地看着纸鹿) 我们学校可没有什么IP地址公式。",[13,324,325],{},"纸鹿：您可以试着验证下。公式是：",[327,328,333],"pre",{"className":329,"code":331,"language":332},[330],"language-text","目标字节 = 班级 - 年级 * 22 + 79\n","text",[334,335,331],"code",{"__ignoreMap":336},"",[327,338,344],{"className":339,"code":341,"filename":342,"language":343,"meta":336},[340],"language-bat","@echo off\ntitle 兼程楼教室IP获取\ncolor 0a\necho Teaching Building II IP Fetcher\necho.\nset \u002Fp \"grade=Input Grade: \"\nset \u002Fp \"class=Input Class: \"\nset \u002Fa suffix=%class%-%grade%*22+79\necho.\necho =========================================\necho.\necho Class %class% Grade %grade% in Teaching Building II\necho.\necho             IP: 172 .  21 .  12 .  %suffix%\necho    Subnet Mask: 255 . 255 .   0 .   0\necho           CIDR:  16\necho        Gateway: 172 .  21 .   0 .   1\necho   DNS Server 1:  61 . 134 .   1 .   4\necho   DNS Server 2: 218 .  30 .  19 .  40\necho.\necho =========================================\necho.\necho Generated by Zhilu ^& 2305dkr\necho QQ Group:89 4656 456\necho.\npause\n","兼程楼教室IP获取.bat","bat",[334,345,341],{"__ignoreMap":336},[347,348,349],"center",{},[350,351,352],"small",{},"后来纸鹿写出了IP计算脚本",[13,354,355],{},"老师：(推算了几个班级的IP) 嗯，对……嗯，这个也符合……哎，这个班的IP就出问题了，算出来不对啊。",[13,357,358],{},"纸鹿：几班？",[13,360,361],{},"老师：高xx班。",[13,363,364],{},"纸鹿：(一番推算) 是xxx.xx.xx.xx吗？",[13,366,367],{},"老师：确实应该是这个，为什么我刚刚算出来不对？",[13,369,370],{},"纸鹿：可能是你算错了。",[13,372,373],{},"(班里充满了快活的空气)",[13,375,376],{},"老师：(不甘示弱) 还有，这个公式到底是怎么推出来的？",[13,378,379],{},"纸鹿：这栋楼第一个教室是高二一班，IP最后一字节是36，到高二二十二班总共占用了22个IP地址，而更高楼层的高一一班到高一二十八班占用了随后28个IP地址。我们很容易得到：",[327,381,384],{"className":382,"code":383,"language":332},[330],"目标字节 = 35 + ( 2 - 年级 ) * 22 + 班级\n         = 班级 - 年级 * 22 + 79\n",[334,385,383],{"__ignoreMap":336},[13,387,388],{},"其中“2-年级”这里巧妙地利用了为22乘以0或1实现了高一或高二的条件判断。",[13,390,391],{},"老师：唉，行吧行吧。没想到你还能发现这规律，其实教室的IP就是按顺序排的。",[13,393,394],{},"纸鹿：那前35个IP是？",[13,396,397],{},"老师：隔壁教学楼教室的一体机。",[13,399,400],{},"纸鹿：懂了。",[43,402,404],{"id":403},"_06-你谢谢我","06 你谢谢我",[13,406,407],{},"(电脑安装完毕，班主任向老师道谢)",[13,409,410],{},"老师：谢什么，是这孩子给重装的系统。(离开)",[13,412,413],{},"纸鹿：走了，海哥。老师再见。",[13,415,416],{},"(电教拍了拍纸鹿的肩，班主任向纸鹿点头致意)",{"title":336,"searchDepth":418,"depth":418,"links":419},4,[420,422,423,424,425,426],{"id":45,"depth":421,"text":46},2,{"id":127,"depth":421,"text":128},{"id":191,"depth":421,"text":192},{"id":273,"depth":421,"text":274},{"id":289,"depth":421,"text":290},{"id":403,"depth":421,"text":404},[428],"技术","2021-04-06","教室一体机性能孱弱，19班教室电脑被其他班的学生换了系统，视频展台程序打开就卡死，于是被喊来帮忙的纸鹿正好与前来维修的高中的IT凤师傅撞见……",false,"md",null,{"slots":435},{},true,"\u002F2021\u002Fclassroom-pc-1",{"text":439,"minutes":440,"time":441,"words":442},"12 min 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