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ls -al
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#include "stdio.h"
#include "math.h"
#include "time.h"
#define INTERVAL 1 ¶¨ÒåºêµÄʱ¼ä¼ä¸ôΪ1Ãë
//
void On_Time() //ÿһÃ뼤·¢µÄʼþ
{
printf("now=%s\n","JJK");
}
void Timer() //ʱÖӵĺ¯Êý
{ time_t newclk,oldclk;
while(1)
&nb ......
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ÒÔǰдC++¶¼ÊÇÔÚEclipseÏÂдµÄ£¬µ«EclipseÆô¶¯Âý£¬ÅäÖÃÂé·³£¬ºÍjavaÒ»ÆðÓõÄʱºòºÜÈÝÒ׳ö´í£¬Óõĺܲ»Ë¬£¬µ±È»¸ ......
±¾À´ÎÒÓõÄÊÇÕâÑùµÄ³ÌÐò
# include <iostream.h>
int main(void)
{
int i,j;
j=0;
i=j+1;
cout<<"hello world!"<<endl;
cout<<"the result is"<<i<<endl;
return 0;
}
ÀûÓÃg++ -o test test.cpp¡£µ«ÊÇÕâÑùÊÇÓдíÎóµÄ£¬ÌáʾÎÞ·¨´ ......
²éÕÒ °üº¬alias×Ö·û´®µÄ*.confµÄÎļþ
find / -name "*.conf" | xargs grep "alias"
1. grep -R -l һЩҲ¿ÉÒÔʵÏÖ£¬µ«ÊÇͨ¹ý¹ÜµÀ | ±Èµ¥´¿ÓÃgrep ¸´ÔӵIJÎÊý¸üÓÐЧÂÊ¡£
2. xargsÊÇÓÃÀ´Õ¹¿ªfind»ñµÃµÄ½á¹û£¬Ê¹Æä×÷ΪgrepµÄ²ÎÊý¡£ ......
ÔËÐÐÈçÏÂÃüÁ¿É¿´µ½LinuxÖ§³ÖµÄÐźÅÁÐ±í£º
$ kill -l
1) SIGHUP 2) SIGINT 3) SIGQUIT 4) SIGILL
5) SIGTRAP 6) SIGABRT 7) SIGBUS 8) SIGFPE
9) SIGKILL 10) SIGUSR1 11) SIGSEGV 12) SIGUSR2
13) SIGPIPE 14) SIGALRM 15) SIGTERM 17) SIGCHLD
18) S ......