Archives week 44 of 2015

linux bash shell command aliases Command substitution globbing

1.bash shell command aliases:

##### alias CMDALIAS = 'COMMAND [options] [arguments]'
##### Shell aliases defined only valid in the current shell life cycle; effective range of only the current    shell process alias:
 eg. [root@levi ~]# alias cls=clear

Cancel command aliases:

[root@levi ~]#unalias CMDALIAS

the same alias command ...

jQuery Cookie Download: https://codeload.github.com/carhartl/jquery-cookie/legacy.zip/v1.4.1

1. The introduction of jquery.cookie.js

<Script src = "scripts/jquery-1.6.4.js" type = "text/javascript"> </script>
<Script src = "scripts/jquery.cookie.js" type = "text/javascript"> </script>

2. Use

1) add a new session cookie:

$.cookie ...

Linux help command : help,--help,man,info

type command : View command type(Internal Command,External Command)

eg.:
[root@levi ~]# type -a cd 
cd is a shell builtin (Internal Command)

[root@levi ~]# type -a grep 
 grep is /bin/grep    ( External Command)

1.Internal Command (Help view)

help COMMAND

2.External Command (help view)

COMMAND --help

3 ...