first1

tty1~tty7

文本界面

圖形界面

Alt + Ctrl + F1~f7來切換

---------------

[pjc@hosts ~]$ pwd
/home/pjc
[pjc@hosts ~]$ ls -l
總用量 696
-rw-rw-r--.  1 pjc pjc 176052 9月  23 23:26 8.2.pdf
drwxrwxr-x.  5 pjc pjc   4096 7月  30 22:33 alarm-clock-applet-0.3.0
-rw-rw-r--.  1 pjc pjc 263463 3月  17 2010 alarm-clock-applet-0.3.0.tar.gz
drwxrwxr-x. 13 pjc pjc   4096 10月 28 21:05 article
drwxr-xr-x.  2 pjc pjc   4096 12月  9 16:44 Desktop
drwxr-xr-x.  2 pjc pjc   4096 10月 23 20:50 Documents
drwxr-xr-x.  2 pjc pjc   4096 11月 18 16:56 Downloads
-rwxrwxr-x.  1 pjc pjc   4655 9月  23 23:30 hello
-rw-r--r--.  1 pjc pjc    158 1月  12 2010 hosts
drwxrwxr-x.  3 pjc pjc   4096 11月 18 16:56 linuxc
drwxr-xr-x.  2 pjc pjc   4096 10月 23 20:50 Music
-rw-------.  1 pjc pjc 164602 9月  11 21:51 nohup.out
drwxr-xr-x.  2 pjc pjc   4096 10月 23 20:50 Pictures
drwxr-xr-x.  2 pjc pjc   4096 10月 23 20:50 Public
-rw-rw-r--.  1 pjc pjc  12664 3月  20 2013 rpmforge-release-0.5.3-1.el6.rf.i686.rpm
drwxr-xr-x.  2 pjc pjc   4096 10月 23 20:50 Templates
drwxrwxr-x.  2 pjc pjc   4096 9月  28 22:34 video
drwxr-xr-x.  2 pjc pjc   4096 10月 23 20:50 Videos
drwxrwxr-x.  2 pjc pjc   4096 9月  26 21:17 vim
drwxr-xr-x.  2 pjc pjc   4096 8月  24 16:24 公共的
drwxr-xr-x.  3 pjc pjc   4096 6月  17 16:38 圖片
drwxr-xr-x.  2 pjc pjc   4096 9月  28 22:32 下載
drwxr-xr-x.  2 pjc pjc   4096 12月  9 16:44 桌面
[pjc@hosts ~]$ ls
8.2.pdf                          Pictures
alarm-clock-applet-0.3.0         Public
alarm-clock-applet-0.3.0.tar.gz  rpmforge-release-0.5.3-1.el6.rf.i686.rpm
article                          Templates
Desktop                          video
Documents                        Videos
Downloads                        vim
hello                            公共的
hosts                            圖片
linuxc                           下載
Music                            桌面
nohup.out
[pjc@hosts ~]$ cd linuxc/
[pjc@hosts linuxc]$ pwd
/home/pjc/linuxc
[pjc@hosts linuxc]$ ipcs -m

------ Shared Memory Segments --------
key        shmid      owner      perms      bytes      nattch     status      
0x00000000 163840     pjc        600        393216     2          dest         
0x00000000 196609     pjc        600        393216     2          dest         
0x00000000 229378     pjc        600        393216     2          dest         
0x00000000 262147     pjc        600        393216     2          dest         
0x00000000 294916     pjc        600        393216     2          dest         
0x00000000 458757     pjc        600        393216     2          dest         
0x00000000 360454     pjc        600        393216     2          dest         
0x00000000 393223     pjc        600        393216     2          dest         
0x00000000 425992     pjc        600        393216     2          dest         
0x00000000 491529     pjc        600        393216     2          dest         
0x00000000 524298     pjc        600        393216     2          dest         
0x00000000 557067     pjc        600        393216     2          dest         
0x00000000 589836     pjc        600        393216     2          dest         
0x00000000 622605     pjc        600        393216     2          dest         
0x00000000 655374     pjc        600        393216     2          dest         
0x00000000 688143     pjc        600        393216     2          dest         
0x00000000 720912     pjc        600        393216     2          dest         
0x00000000 753681     pjc        600        393216     2          dest         
0x00000000 786450     pjc        600        393216     2          dest         
0x00000000 1310739    pjc        600        393216     2          dest         
0x00000000 1343508    pjc        600        393216     2          dest         

[pjc@hosts linuxc]$ more ipcs -m
ipcs: 沒有那個文件或目錄
-m: 沒有那個文件或目錄
[pjc@hosts linuxc]$ ipcs -m

------ Shared Memory Segments --------
key        shmid      owner      perms      bytes      nattch     status      
0x00000000 163840     pjc        600        393216     2          dest         
0x00000000 196609     pjc        600        393216     2          dest         
0x00000000 229378     pjc        600        393216     2          dest         
0x00000000 262147     pjc        600        393216     2          dest         
0x00000000 294916     pjc        600        393216     2          dest         
0x00000000 458757     pjc        600        393216     2          dest         
0x00000000 360454     pjc        600        393216     2          dest         
0x00000000 393223     pjc        600        393216     2          dest         
0x00000000 425992     pjc        600        393216     2          dest         
0x00000000 491529     pjc        600        393216     2          dest         
0x00000000 524298     pjc        600        393216     2          dest         
0x00000000 557067     pjc        600        393216     2          dest         
0x00000000 589836     pjc        600        393216     2          dest         
0x00000000 622605     pjc        600        393216     2          dest         
0x00000000 655374     pjc        600        393216     2          dest         
0x00000000 688143     pjc        600        393216     2          dest         
0x00000000 720912     pjc        600        393216     2          dest         
0x00000000 753681     pjc        600        393216     2          dest         
0x00000000 786450     pjc        600        393216     2          dest         
0x00000000 1310739    pjc        600        393216     2          dest         
0x00000000 1343508    pjc        600        393216     2          dest         

[pjc@hosts linuxc]$ ls -a
.        5.4.pdf  define.c       hello.i  ls.txt         sS.pdf       .swo       z1.md
..       5.5.pdf  .define.c.swp  hello.o  man-set.txt    stdout1.txt  .swp       初識vi.pdf
5.1.pdf  5.6.pdf  hello          hello.s  poem.txt       stdout.txt   test.txt   初探vi.pdf
5.2.pdf  5.7.pdf  hello.c        linux    .poem.txt.swo  .swm         v-man.txt  管道.pdf
5.3.pdf  a.out    hello.c~       lll.txt  .poem.txt.swp  .swn         ww.c       重定向.pdf
[pjc@hosts linuxc]$ man ls
[pjc@hosts linuxc]$ ls -A
5.1.pdf  5.7.pdf        hello.c~  ls.txt         stdout1.txt  test.txt    管道.pdf
5.2.pdf  a.out          hello.i   man-set.txt    stdout.txt   v-man.txt   重定向.pdf
5.3.pdf  define.c       hello.o   poem.txt       .swm         ww.c
5.4.pdf  .define.c.swp  hello.s   .poem.txt.swo  .swn         z1.md
5.5.pdf  hello          linux     .poem.txt.swp  .swo         初識vi.pdf
5.6.pdf  hello.c        lll.txt   sS.pdf         .swp         初探vi.pdf
[pjc@hosts linuxc]$ date
2017年 12月 09日 星期六 17:24:11 CST
[pjc@hosts linuxc]$ man echo
[pjc@hosts linuxc]$ echo date
date
[pjc@hosts linuxc]$ echo $LANG
zh_CN.UTF-8
[pjc@hosts linuxc]$ LANG=en_US
[pjc@hosts linuxc]$ echo $LANG
en_US
[pjc@hosts linuxc]$ date
Sat Dec  9 17:26:57 CST 2017
[pjc@hosts linuxc]$ cal
    December 2017   
Su Mo Tu We Th Fr Sa
                1  2
 3  4  5  6  7  8  9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30
31
[pjc@hosts linuxc]$ cal
    December 2017   
Su Mo Tu We Th Fr Sa
                1  2
 3  4  5  6  7  8  9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30
31
[pjc@hosts linuxc]$ bc

bc 1.06.95
Copyright 1991-1994, 1997, 1998, 2000, 2004, 2006 Free Software Foundation, Inc.
This is free software with ABSOLUTELY NO WARRANTY.
For details type `warranty'. 

warranty

bc 1.06.95
Copyright 1991-1994, 1997, 1998, 2000, 2004, 2006 Free Software Foundation, Inc.

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License , or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program. If not, write to

       The Free Software Foundation, Inc.
       51 Franklin Street, Fifth Floor
       Boston, MA 02110-1301  USA

  

























:q
(standard_in) 29: illegal character: :
:q!
(standard_in) 30: illegal character: :
(standard_in) 30: syntax error
:!q
(standard_in) 31: illegal character: :



:exit
(standard_in) 35: illegal character: :
quit
[pjc@hosts linuxc]$ bc
bc 1.06.95
Copyright 1991-1994, 1997, 1998, 2000, 2004, 2006 Free Software Foundation, Inc.
This is free software with ABSOLUTELY NO WARRANTY.
For details type `warranty'. 
1+4
5
exit
0
quit
[pjc@hosts linuxc]$ man date
[pjc@hosts linuxc]$ cal 2017
                               2017                               

       January               February                 March       
Su Mo Tu We Th Fr Sa   Su Mo Tu We Th Fr Sa   Su Mo Tu We Th Fr Sa
 1  2  3  4  5  6  7             1  2  3  4             1  2  3  4
 8  9 10 11 12 13 14    5  6  7  8  9 10 11    5  6  7  8  9 10 11
15 16 17 18 19 20 21   12 13 14 15 16 17 18   12 13 14 15 16 17 18
22 23 24 25 26 27 28   19 20 21 22 23 24 25   19 20 21 22 23 24 25
29 30 31               26 27 28               26 27 28 29 30 31

        April                   May                   June        
Su Mo Tu We Th Fr Sa   Su Mo Tu We Th Fr Sa   Su Mo Tu We Th Fr Sa
                   1       1  2  3  4  5  6                1  2  3
 2  3  4  5  6  7  8    7  8  9 10 11 12 13    4  5  6  7  8  9 10
 9 10 11 12 13 14 15   14 15 16 17 18 19 20   11 12 13 14 15 16 17
16 17 18 19 20 21 22   21 22 23 24 25 26 27   18 19 20 21 22 23 24
23 24 25 26 27 28 29   28 29 30 31            25 26 27 28 29 30
30
        July                  August                September     
Su Mo Tu We Th Fr Sa   Su Mo Tu We Th Fr Sa   Su Mo Tu We Th Fr Sa
                   1          1  2  3  4  5                   1  2
 2  3  4  5  6  7  8    6  7  8  9 10 11 12    3  4  5  6  7  8  9
 9 10 11 12 13 14 15   13 14 15 16 17 18 19   10 11 12 13 14 15 16
16 17 18 19 20 21 22   20 21 22 23 24 25 26   17 18 19 20 21 22 23
23 24 25 26 27 28 29   27 28 29 30 31         24 25 26 27 28 29 30
30 31
       October               November               December      
Su Mo Tu We Th Fr Sa   Su Mo Tu We Th Fr Sa   Su Mo Tu We Th Fr Sa
 1  2  3  4  5  6  7             1  2  3  4                   1  2
 8  9 10 11 12 13 14    5  6  7  8  9 10 11    3  4  5  6  7  8  9
15 16 17 18 19 20 21   12 13 14 15 16 17 18   10 11 12 13 14 15 16
22 23 24 25 26 27 28   19 20 21 22 23 24 25   17 18 19 20 21 22 23
29 30 31               26 27 28 29 30         24 25 26 27 28 29 30
                                              31

[pjc@hosts linuxc]$ cal 12 2017
    December 2017   
Su Mo Tu We Th Fr Sa
                1  2
 3  4  5  6  7  8  9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30
31
[pjc@hosts linuxc]$