The ls command is used to list files and directories in a directory. By default, it lists the contents of the current directory, but you can also specify a different directory as an argument. For example, to list the contents of the /home directory, you would use the command ls /home....
所在路径:/usr/bin/tree 执行权限:所有用户 功能描述:显示目录树 tree命令非常简单,用法也比较单一,就是显示目录树,例如: [root@node01 ~]# tree /etc/#有的同学可能遇到tree命令不存在的报错,可以执行yum -y install tree指令后再执行-bash: tree: command not found [root@node01 ~]# tree /etc/ /etc...
Finally, you can specify a set of default permissions with the umask shell command, which applies a predefined set of permissions to any new file you create. In general, use umask 022 if you want everyone to be able to see all of the files and directories that you create, and use umask...
whatis command $whatislsls (1) - list directory contents ls (1p) - list directory contents 发现在目录/usr/share/man/man1和/usr/share/man/man1p下都有passwd的使用帮助手册。 所以可以使用man 1 ls和man 1p ls来查看ls的使用帮助。 并不是所有命令都可以使用whatis来调查,当自己装了可执行程序后,wh...
(bashrc中的rc为run command的缩写,来源于麻省理工的runcom,表示:从档案中取出命令来执行) 测试磁盘读写速度:dd, device driver的缩写dd if= /dev/zero of=/tmp/output.txt bs=8k count=256k conv=ascii 查看linux系统信息:uname -a (unix name的缩写, 查看内核/OS/ CPU信息)cat /proc/cpuinfoarch查看...
make工具通过读取makefile来确定文件与文件之间的依赖关系,然后调用编译器(gcc或g++等)对程序进行编译,调用ld工具来加载动态库,最后生成可执行文件。 例如: 在makefile中,定义所使用的编译器和装载器 CMake与CMakeList.txt:CMake是Cross Make的所写,即跨平台的Make工具,由于makefile不太好写,所以人们又发明出了C...
The following commands,or symbolic links to commands,are required in /bin. Command description cat --->concatenate files to standard output chgrp --->change file group ownership chmod --->change file access permissions chown --->change file owner and group ...
kill终止进程，kill-9PID强制结束。free查看内存使用，df-h显示磁盘空间。网络相关操作 ifconfig查看网络接口信息，ipaddr更现代的命令。ping测试网络连通性，curl下载网页或API数据。wget下载文件，支持断点续传。ssh远程登录，sshuser@hostname。scp跨服务器传文件，scpfile.txt user@hostname:/path。
follow each command line symbolic link that points to a directory --hide=PATTERN do not list implied entries matching shell PATTERN (overridden by -a or -A) --indicator-style=WORD append indicator with style WORD to entry names: none (default), slash (-p), ...
to list the storage account keys for this command to work.STORAGE_ACCOUNT_KEY=$(az storage account keys list \ --resource-group$RESOURCE_GROUP_NAME\ --account-name$STORAGE_ACCOUNT_NAME\ --query"[0].value"--output tsv | tr -d'"')# Create the credential file for this individual storage...