Check if Linux user exists using Bash script

Does a Linux users exists on the system?

Here I will show you 澳洲10官网历史开奖视频 澳洲10官网历史查询 澳洲10官网开奖168 澳洲10官网开奖记录历史168 澳洲10官网开奖走势图 澳洲10官网正规的 澳洲10官网版app推荐 澳洲10官网网站 how to check if a Linux user exists (or does not exist) in a POSIX-compatible shell like Bash or Dash. I will use the getent command along with the /etc/passwd file for this. Example Bash script: if getent passwd "$username" >/dev/null; then echo "User $username exists" else echo "User $username ... Read more

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Linux Bash Scripts

Bash shell refers to Bourne Again Shell which can be found as the default shell in most of the Linux distributions. A Bash Script is a file where multiple shell commands are scripted to perform a particular task. If you are familiar with bash script then this article is for you, in this demonstration I ... Read more

How to Restart a Docker Container

To restart a Docker container, you can use the `docker restart` command. This command stops and then starts the specified container. Here's a step-by-step guide on how to restart a Docker container, along with command examples: List Running Docker Containers As the first step, you need to identify the container you want to restart. To ... Read more

How to access the /stats folder with custom docroot set in ISPConfig 3

When using a custom docroot in the custom Apache directives field in ISPConfig, the /stats folder becomes inaccessible. An easy way to make it accessible again is by using an alias. Add the following Apache directives into the custom directives field of the website in ISPConfig: Alias "/stats" "{DOCROOT_CLIENT}/stats" Thanks to Thom for providing the ... Read more

How to set PassivePortRange and PassiveIP in pure-ftpd on Debian and Ubuntu Linux

If you run a firewall on your Linux server and want to use passive FTP connections, you have to define the passive port range in pure-ftpd and your firewall to ensure that the connections don't get blocked. The following example is for pure-ftpd on Debian or Ubuntu Linux and ISPConfig 3. Set Passive Port Range ... Read more

Yarn Installation on Debian Linux

YARN package manager is a tool for managing yarn. The acronym stands for “Yet Another Resource Negotiator”, and that is what the package manager does: it negotiates with other packages to determine which will consume resources and when without user intervention. The design of this system was inspired by Node’s npm and Python’s pip, but ... Read more