Linux手记

1.改变默认登录语言
      #vi /etc/sysconfig/i18n修改以下三行：
      LANG="en_US.UTF-8"
      SUPPORTED="en_US.UTF-8:en_US:en"
      SYSFONT="latarcyrheb-sun16"

2.网络设置
      ip:修改/etc/sysconfig/network-scripts/ifcfg-eth0 
      dns:修改/etc/resolv.conf 
      netbios:修改/etc/hosts 
      修改完成后下次计算机重新启动时生效，如果想使网络配置立即生效， 
      运行service network restart

3.ls常用参数
      列出文件详细信息   -l
      文件反排序               -r
4.查找指定时间修改的文件
    find . -mtime -n -print        查找n天内修改过的文件
    find . -mtime +n -print       查找n天外修改过的文件

dbx
设置一个断点
(dbx) stop at filename: n
(dbx) file t.c
(dbx) list main

(dbx) stop in function
stop in foo(int)

Setting Data Change Breakpoints
(dbx) stop access r 0x4762
(dbx) stop access wb &speed

Stopping Execution When Variables Change
(dbx) stop change variable

Stopping Execution on a Condition
(dbx) stop cond condition

Listing Breakpoints and Traces
(dbx) status

Deleting Specific Breakpoints Using Handler ID Numbers
(dbx) delete bkID
(dbx) delete 3 5
(dbx) delete all

print expression