Ext实现方式：//方法一 varkey=newExt.KeyMap(document,{  key:8,  fn:function(obj,e){   vartype=e.target.type;   var...

 #include<time.h>#include<stdio.h>#include<string.h>intsleep(unsignedlongx){clock_tc1=clock(),c2;do{if((c2=clock())==(clock_t)-1)return0;...

 执行命令 sudoapt-getinstallvim ...