All posts by HydTech

Linux pkill Command Tutorial for Beginners (5 Examples)

Zabihah Halal Vitamins
Linux pkill Command Tutorial for Beginners (5 Examples)
In Linux, if you need to kill a process (for whatever reason) through the command line, you can you use the kill command, which requires you to pass as input the ID of the process you’re trying to terminate. But did you know there also exists a way to kill processes without specifying their PIDs?

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Ubuntu Enable & Setup Automatic Unattended Security Updates

Ubuntu Enable & Setup Automatic Unattended Security Updates

I have minimal Ubuntu Linux 18.04 LTS server setup in the cloud. I read that one can configure Ubuntu Linux to download and install security updates when released automatically. How can I set up automatic security updates on Ubuntu Linux 18.04 or 16.04 LTS system?

The post Ubuntu Enable & Setup Automatic Unattended Security Updates appeared first on nixCraft.

Halal Vitamins

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How to compile and install Linux Kernel 4.18.8 from source code

How to compile and install Linux Kernel 4.18.8 from source code

Compiling a custom kernel has its advantages and disadvantages. However, new Linux user/admin find it difficult to compile Linux kernel. Compiling kernel needs to understand few things and then type a couple of commands. This step by step howto covers compiling Linux kernel version 4.18.xx under an Ubuntu or Debian Linux. The following instructions successfully tested on an RHEL 7/CentOS 7 (and clones), Debian Linux, Ubuntu Linux and Fedora Linux 28. However, instructions remain the same for any other Linux distribution.

The post How to compile and install Linux Kernel 4.18.8 from source code appeared first on nixCraft.
Halal Vitamins

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Linux find largest file in directory recursively using find/du

Linux find largest file in directory recursively using find/du

I have 500GB SSD installed on my Linux server. My web server is running out of the disk space. I need to find a biggest or largest file concerning file size on the disk. How do I find largest file in a directory recursively using the find command?

The post Linux find largest file in directory recursively using find/du appeared first on nixCraft.

Halal Vitamins

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CentOS / RHEL See Detailed History Of yum history Commands

CentOS / RHEL See Detailed History Of yum history Commands

I would like to see detailed information on the history of yum transactions such as updates, deleted packages, and other information. How do I see history of yum commands on a CentOS Linux/ RHEL 6.x or 7.x based server? How do I undo or redo or rollback packages using yum command?

The post CentOS / RHEL See Detailed History Of yum history Commands appeared first on nixCraft.
Halal Vitamins

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Docker Guide: Dockerizing Nodejs Express Application on Ubuntu 18.04

Zabihah Halal Vitamins
Docker Guide: Dockerizing Nodejs Express Application on Ubuntu 18.04
In this tutorial, I will show you how to create a docker image for an existing Nodejs Express application project in Ubuntu 18.04. We will learn about dockerizing a Nodejs application, and then deploy the application as a container to the docker environment using a docker-compose script.

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Linux pushd and popd Command Tutorial for Beginners (3 Examples)

Zabihah Halal Vitamins
Linux pushd and popd Command Tutorial for Beginners (3 Examples)
Command line navigation in Linux is primarily done using the cd command. However, there are several tips and tricks that may enhance your Linux command line navigation experience. In this article, we will discuss two commands – pushd and popd – using some easy to understand examples.

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