Install KernelCare

KernelCare allow you to update Linux Kernel with out rebooting your server. You can find more info at https://www.kernelcare.com To

Restore MongoDB collection

mongoimport allow you to restore mongodb backups. mongoimport –db DB_NAME –collection COLLECTION_NAME –file COLLECTION_BACKUP.json Example mongoimport –db direct_db –collection image_settings

Vagrant

Vagrant allows you to quickly create virtual machines. You can download vagrant boxes from https://app.vagrantup.com/boxes/search Vagrant private_network can’t ping Install

Creating CentOS 8 Virtual Machine with Vagrant

Create a directory for Vagrant project mkdir -p ~/vagrant/centos8 cd ~/vagrant/centos8 vagrant init generic/centos8 This will create a file with

CentOS 8 disable Activate the web console message

When login to CentOS 8 using SSH, you get a message asking you to enable web console. Activate the web

Oracle VM VirtualBox

VirtualBox Ubuntu Shared Folder VirtualBox allow you to create Virtual Machines. This is useful for testing. Here is some useful

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Machine Learning Machine Learning Crash Course – FREE from Google. Server Admin Learn Cacti for system monitoringPractical Nginx The Zero

Nginx Location Directive

Nginx Location Directive is used to route request to correct files. Match Exact match is used to match an exact

nextcloud

NextCloud is a private file storage, share, and sync platform like DropBox. It is a fork of OwnCloud. Both software

Install NextCloud Desktop client on Ubuntu

To install NextCloud desktop client on Ubuntu, add PPA sudo add-apt-repository ppa:nextcloud-devs/client sudo apt-get update Now run sudo apt install

dnf – Package manager for CentOS/RHEL 8

dnf is package manager for RHEL/CentOS 8. This is improved version of yum. To search for a package, use dnf

Install CentOS 8 from Net boot ISO

CentOS 8 provide 2 type of ISO. One that ends with boot.iso, this is 534 MB. This only include essential