ÔÚlinuxÖгöÏÖthere are stopped jobs µÄ½â¾ö·½·¨
Dealing with Stopped Jobs Sometimes when you try to logout, you'll get a message saying there are "stopped jobs". These stopped jobs are programs or processes which have been suspended by a ^Z (Ctrl - Z) command. You have to either make the job active again, or get it running properly in the "background" before you can logout. Stopping a program is useful if you want to temporarily suspend working on one program so you can do something else. To see a list of stopped jobs, type: jobs
You will see a list of the stopped programs. Here's an example showing a stopped "learn" session: [1] + Stopped learn
You can kill this stopped job by typing: kill %1 (where %1 is the number of the job to be killed>
Or you can make the program active again by typing: fg %1 (where %1 is the number of the job)
fg stands for foreground. (You are bringing the program from suspended status back to the foreground.) Once brought
±¾ÎÄÀ´×ÔCSDN²©¿Í£¬×ªÔØÇë±êÃ÷³ö´¦£ºhttp://blog.csdn.net/ZHB_McCoy/archive/2008/07/06/2619349.aspx
Ïà¹ØÎĵµ£º
£¨L2CAPÐÒé¼ò½é£¬L2CAPÔÚBlueZÖеÄʵÏÖÒÔ¼°L2CAP±à³Ì½Ó¿Ú£©
Ò»£ºL2CAPÐÒé¼ò½é£º
Logical Link Control and Adaptation Protocol(L2CAP)
Âß¼Á¬½Ó¿ØÖƺÍÊÊÅäÐÒé (L2CAP) ΪÉϲãÐÒéÌá¹©ÃæÏòÁ¬½ÓºÍÎÞÁ¬½ÓµÄÊý¾Ý·þÎñ£¬²¢Ìṩ¶àÐÒ鹦ÄܺͷָîÖØ×é²Ù×÷¡£L2CAP ³äÐíÉϲãÐÒéºÍÓ¦ÓÃÈí¼þ´«ÊäºÍ½ÓÊÕ×î´ó³¤¶ÈΪ 64K µÄ L2CAP Ê ......
¹¦ÄÜÃèÊö£º
ÔÚÏûÏ¢¶ÓÁÐÉϽøÐÐÊÕ·¢ÏûÏ¢¡£ÎªÁË·¢ËÍÏûÏ¢£¬µ÷Óýø³Ì¶ÔÏûÏ¢¶ÓÁбØÐëÓÐдȨÄÜ¡£½ÓÊÕÏûϢʱ±ØÐëÓжÁȨÄÜ¡£
Ó÷¨£º
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/msg.h>
int msgsnd(int msqid, const void *msgp, size_t msgsz, int msgflg);
ssize_t msgrcv ......
LinuxϵͳʡÂÔÊäÈëÓû§ÃûÃÜÂë(×Ö·û½çÃæÏ£©
1¡¢Ê¡ÂÔÃÜÂëÑéÖ¤
ºÜ¼òµ¥£¬Ö»Ðè°Ñ/etc/passwdÖеÄroot:x:0:0:root:/root:/bin/bash£¬¸ÄΪroot::0:0:root:/root:/bin/bash£¬¾Í¿ÉÒÔÁË£¬¾ÍÊÇÈ¥µôÁËÀïÃæµÄx£¬ÕâÑùrootÓû§¾Í²»ÓÃÃÜÂëÁË¡£ÆäËûÓû§Ò²Ò»Ñù¡£
2¡¢Ê¡ÂÔÊäÈëÓû§Ãû
(1)ÐÞ¸Ä/etc/inittab
ÔÚinittabÖУ¬ÓÐÈçÏÂÅä ......
¶¨Ê±Ö´ÐÐcrontabʹÓ÷½·¨Ïê½â
¡¡¡¡Ê¹Ó÷½Ê½:
¡¡¡¡crontab [ -u user ] filecrontab [ -u user ] { -l | -r | -e }
¡¡¡¡ËµÃ÷:
¡¡¡¡crontab ÊÇÓÃÀ´ÈÃʹÓÃÕßÔڹ̶¨Ê±¼ä»ò¹Ì¶¨¼ä¸ôÖ´ÐгÌʽ֮ÓÃ,»»¾ä»°Ëµ,Ò²¾ÍÊÇÀàËÆÊ¹ÓÃÕßµÄʱ³Ì±í¡£-u user ÊÇÖ¸É趨ָ¶¨ user
µÄʱ³Ì±í,Õâ¸öǰÌáÊÇÄã±ØÐëÒªÓÐÆäȨÏÞ(±ÈÈç˵ÊÇ root)²ÅÄ ......
ÍøÂçÅäÖÃÎļþ LINUX ÔÚ °²×°ÖÐ »ù±¾µÄÅäÖà ¶¼ÒѾÍê³ÉÁË ¶¼ÒÔÎı¾·½Ê½ ±£´æÔÚ/etcĿ¼ÏÂ
.
ÍøÂçÅäÖÃÎļþ£º/etc/sysconfig/network
²é¿´ÃüÁ
[root@localhost ~]# cat /etc/sysconfig/network
NETWORKING=yes
NETWORKING_IPV6=yes
HOSTNAME=localhost.localdomai ......