We can create a single folder by doing: mkdir onefolder If we want to create nested folder we need to add '-p' flag: mkdir -p a/b/c It creates three folders 'a', 'b', 'c'.…

Linux中的shell有多种类型,其中最常用的几种是Bourne   shell(sh).C   shell(csh)和Korn   shell(ksh).三种shell各有优缺点. Bourne   shell是UNIX最初使用的shell,并且在每种UNIX上都可以使用.Bourne   shell在shell编程方面相当优秀,但在处理与用户的交互方面做得不如其他几种shell. Linux操作系统缺省的shell是Bourne   Again   shell,它是Bourne   she…

-bash: cnpm: command not found-bash: yarn: command not found-bash: xxxx: command not found如上yarn/cnpm皆通用,前提是安装成功后报这个错误哈! Error: EACCES: permission denied, mkdir 错误的同学请移步这篇文章 …

How to create a folder symbol link in macOS macOS 创建文件夹链接 Make AliasMake Alias Symbolic Links 符号链接 $ ln -s /path/to/original /path/to/link # source => target $ ln -s /Users/xgqfrms-mbp/Downloads /Users/xgqfrms-mbp/Desktop refs https://www.howtogeek.c…

为什么会出现这种问题: 1.这个问题的原因就是我们放在服务器的脚步类型是dos,而不是unix类型,所以会导致出现(-bash: ./bin/shutdown.sh: /bin/bash^M: bad interpreter: 没有那个文件或目录)这个问题. 如何排查此问题: 1.找到脚本的部署位置 如 (cd usr/lcoal/web/bin) 2.查看此文件的类型  如: (1) vim shutdown.sh    (2)     :set ff      此时看到输出的内容就是file…

.bash_profile is a file that bash invokes (or more technically sources) before the start of a new bash session. In .bash_profile, we have the opportunity to add variables, functions, and aliases to customize our bash environment and provide reusable…

Did u have a problem whth the deepin file manager,Everthime I create/delete a Folder of File i have to refresh. When u right click->new Folder ->nothing happens ->then refresh->it is visble like this video apt-cache show dde-file-manager sudo…

在windows下保存了一个脚本文件,用ssh上传到centos,添加权限执行nginx提示没有那个文件或目录.shell脚本放到/etc/init.d/目录下,再执行/etc/init.d/nginx,提示多了这句/bin/bash^M: bad interpreter.网上找了资料才知道如果这个脚本在Windows下编辑过,就有可能被转换成Windows下的dos文本格式了,这样的格式每一行的末尾都是以\r\n来标识,它的ASCII码分别是0x0D,0x0A.如果你将这个脚本文件直接放到Li…

[root@localhost ~]# rpm -qa |grep yum yum-3.4.3-158.el7.centos.noarch yum-plugin-fastestmirror-1.1.31-45.el7.noarch yum-metadata-parser-1.1.4-10.el7.x86_64 [root@localhost ~]# rpm -qa |grep python python-libs-2.7.5-68.el7.x86_64 python-iniparse-0.4-9…

First, please use System File Checker tool to troubleshoot(诊断) this issue. If the issue persists, import the following registry key and see if the issue can be resolved. First, please refer to this knowledge base (KB) article to back up the registry…