若要每次登入都能够使用这些命令别名,则可将相应的alias命令存放到bash的初始化文件/etc/bashrc中。 语法:alias(选项)(参数) 选项: -p:打印已经设置的命令别名。 1[root@centos7 ~]# alias2alias cp='cp -i'3alias egrep='egrep --color=auto'4alias fgrep='fgrep --color=auto'5alias grep='grep --...
[root@aliyun ~]# ls -l install.log-rw-r--r--. 1 root root 247721 月 1418：17 install.log 第 1 位代表文件类型。“-”：普通文件。“b”：块设备文件。这是一种特殊设备文件，存储设备都是这种文件，如分区文件/dev/sda1就是这种文件。“c”：字符设备文件。这也是特殊设备文件，输入设备一般都...
To reference any additional command options when creating an alias, include them as a part of the value. The example below createslistas an alias for thels commandwith options to showdirectoriesand files in a list format and include hidden items: alias list='ls -la' An alias can also serv...
/bin/bash #This is an example to show how to use 06 Linux设置和修改时间与时区 时区设置用tzselect 命令来实现。但是通过tzselect命令设置TZ这个环境变量来选择的时区,需要将变量添加到.profile文件中。 03 Linux设置和修改时间与时区 时区设置用tzselect 命令来实现。但是通过tzselect命令设置TZ这个环境变量来选择...
In this article, we will show how to create your own alias and execute frequently used commands without having to type each command again and again.
aliase:定义shell命令的别名 alias CMDALIAS=COMMAND unalias CMDALIAS是撤销命令别名 === 19、权限 权限: r 、w 、x 文件: r:可读,可利用类似 cat等命令查看文件内容 w:可写,可以编辑或删除此文件 x:可执行,可以再命令提示符下当做命令提交给内核运行。 目录...
how to find network interface in Linux 查看网络接口信息 要查看网络接口信息,例如IP地址,子网等,请使用“ ip addr show”命令: bob@ubuntu...:~$ ip addr show ens33 how to find ip address in Linux 启用或者禁用网络接口 我们可以使用ip命令启用或禁用网络接口,示例如下所示: bob@ubuntu...check mac...
offilestatus information)with -l: show ctime andsortby name;... unameandwhoamicommands allow you to access some basic information that comes in handy when you work on multiple systems. Theunamecommand in Linux displays information about the system’s kernel, including the kernel name, hostname,...
Run the following command to create the new alias. Bash sudo update-alternatives --install /usr/bin/python python /usr/bin/python2 1 Install the extension You can enable this extension for your VM and Virtual Machine Scale Set by using the Azure PowerShell cmdlets, Azure CLI scripts, Azure...
Run the following command to create the new alias. Bash Copy sudo update-alternatives --install /usr/bin/python python /usr/bin/python2 1 Install the extension You can enable this extension for your VM and Virtual Machine Scale Set by using the Azure PowerShell cmdlets, Azure CLI scripts...